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National lock

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Vtg national lock key - (2), co

Vtg national lock key - (2), co

$12.99
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Ilco key blank for usps - ilco,

Ilco key blank for usps - ilco,

$29.00
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National cabinet lock cbu - cabinet,

National cabinet lock cbu - cabinet,

$49.99
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Passage interior door knob - door,

Passage interior door knob - door,

$17.85
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Rare nhco skull - rare,

Rare nhco skull - rare,

$425.00
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National lock pin tumbler - lock,

National lock pin tumbler - lock,

$16.99
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Nos antique national - nos, lock

Nos antique national - nos, lock

$24.79
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National lock key c84a - c84a, coca

National lock key c84a - c84a, coca

$23.99
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Lot assorted keys some - assorted,

Lot assorted keys some - assorted,

$21.99
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Antique national lock - (1),

Antique national lock - (1),

$9.99
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National lock rockford - rockford, ill

National lock rockford - rockford, ill

$18.95
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National lock 1105 - 59-1105, series

National lock 1105 - 59-1105, series

$92.50
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Lot new mailbox - new, cam

Lot new mailbox - new, cam

$5.00
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National lock hardware - national,

National lock hardware - national,

$54.99
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1172c national mailbox lock - l-1172c,

1172c national mailbox lock - l-1172c,

$19.99
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Compx usps 1172c - usps-l-1172c, national

Compx usps 1172c - usps-l-1172c, national

$29.60
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Vintage national lock v8826 - vintage, v8826-3

Vintage national lock v8826 - vintage, v8826-3

$14.99
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Cavalier soda pop vending - soda,

Cavalier soda pop vending - soda,

$25.00
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National lock c98a cam - lock,

National lock c98a cam - lock,

$12.19
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New national lock c4203 garage - new,

New national lock c4203 garage - new,

$19.99
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National lock rockford - co,

National lock rockford - co,

$13.79
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National lock 129 - national, trunk

National lock 129 - national, trunk

$17.09
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New package compx national - package,

New package compx national - package,

$18.45
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Old mortise lock replacement - old,

Old mortise lock replacement - old,

$16.49
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Pochar 1172c national - pochar,

Pochar 1172c national - pochar,

$15.99
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National lock freezer keys - national,

National lock freezer keys - national,

$9.95
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Vintage c12 w 5 - 🗝️, c12-w-5

Vintage c12 w 5 - 🗝️, c12-w-5

$27.60
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Vtg national lock brass - vtg, ornate

Vtg national lock brass - vtg, ornate

$21.00
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Agb centro mortise lock case - agb,

Agb centro mortise lock case - agb,

$35.00
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New parker heavy duty - new, parker,

New parker heavy duty - new, parker,

$44.95
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Master lock 5ka a389 5 - 5ka, no.5

Master lock 5ka a389 5 - 5ka, no.5

$19.99
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National lock d377a brass - co.,

National lock d377a brass - co.,

$12.50
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Antique national lock - national, co

Antique national lock - national, co

$49.95
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National lock corp - national,

National lock corp - national,

$18.95
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National lock medalist - lock,

National lock medalist - lock,

$12.07
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National lock key c480a - lock,

National lock key c480a - lock,

$24.99
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Vintage 1971 national lock - 1971,

Vintage 1971 national lock - 1971,

$150.00
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Keyed entry door knob with - door,

Keyed entry door knob with - door,

$11.99
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Off national lock - 20%,

Off national lock - 20%,

$15.99
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National c8125 cabinet door - cabinet,

National c8125 cabinet door - cabinet,

$17.99
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National lock flat - national,

National lock flat - national,

$5.00
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Skeleton barrel key national - skeleton,

Skeleton barrel key national - skeleton,

$11.48
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National lock key - lock, c141a

National lock key - lock, c141a

$23.99
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Compx usps 1172c national - compx,

Compx usps 1172c national - compx,

$178.74
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National lock key c150a - national,

National lock key c150a - national,

$23.99
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Vintage national lock - vintage,

Vintage national lock - vintage,

$5.00
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Lot compx national cam - 3,

Lot compx national cam - 3,

$19.99
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1954 national lock company - 1954,

1954 national lock company - 1954,

$14.95
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Antique master lock co - antique,

Antique master lock co - antique,

$14.00
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National lock full mortise - full,

National lock full mortise - full,

$7.00
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Vintage lot original - lot, brass

Vintage lot original - lot, brass

$21.50
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Antique corbin mortise lock - corbin,

Antique corbin mortise lock - corbin,

$11.00
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Mcm national lock n61 218 - mcm,

Mcm national lock n61 218 - mcm,

$178.88
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Lot vintage national lock - lot, 2

Lot vintage national lock - lot, 2

$12.71
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National lock company friction - national,

National lock company friction - national,

$13.99
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Free ship national drawer - free,

Free ship national drawer - free,

$12.99
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Keyed entry door - keyed,

Keyed entry door - keyed,

$12.20
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National lock bright brass - lock,

National lock bright brass - lock,

$15.00
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1948 national lock company - lock,

1948 national lock company - lock,

$14.21
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Antique mortise lock set with - antique,

Antique mortise lock set with - antique,

$26.12
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Vintage nice national silver - nice,

Vintage nice national silver - nice,

$6.99
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Vtg national lock cabinet - vtg,

Vtg national lock cabinet - vtg,

$24.99
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New amerock deadbolt national - new,

New amerock deadbolt national - new,

$59.98
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Antique 19th century - century, french

Antique 19th century - century, french

$21.99
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Antique mortise lock was - antique,

Antique mortise lock was - antique,

$9.99
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National lock company rockford - national,

National lock company rockford - national,

$9.99
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1948 national lock - national,

1948 national lock - national,

$14.21
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National hardware n327 379 - national, n327-379

National hardware n327 379 - national, n327-379

$12.00
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1949 national lock - 1949,

1949 national lock - 1949,

$14.21
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Vintage keys skeleton - 7, skeleton-1

Vintage keys skeleton - 7, skeleton-1

$17.99
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Vintage national - vintage,

Vintage national - vintage,

$24.95
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Set national lock metal - national,

Set national lock metal - national,

$14.39
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Compx national c9300 - compx, mailbox

Compx national c9300 - compx, mailbox

$15.65
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National lock flat - national,

National lock flat - national,

$4.00
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Lot national lock c8174 - 3, lock,

Lot national lock c8174 - 3, lock,

$24.00
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Vintage nos national lock - vintage,

Vintage nos national lock - vintage,

$14.99
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Compx national mailbox lock - compx,

Compx national mailbox lock - compx,

$16.14
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National lock key rockford - lock,

National lock key rockford - lock,

$5.00
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Vtg national lock armored - vtg,

Vtg national lock armored - vtg,

$74.95
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Five vintage cole national - cole,

Five vintage cole national - cole,

$20.00
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National lock cabinet - lock,

National lock cabinet - lock,

$22.79
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Vintage national lock - vintage, co

Vintage national lock - vintage, co

$20.00
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National lock 408a metal - lock,

National lock 408a metal - lock,

$13.80
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Antique german dutch - german/dutch, elbow

Antique german dutch - german/dutch, elbow

$237.50
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National lock medalist key - lock,

National lock medalist key - lock,

$14.00
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National c8704 drawer - national,

National c8704 drawer - national,

$19.99
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Vintage national lock - vintage,

Vintage national lock - vintage,

$9.00
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Steel classic bronze - steel,,

Steel classic bronze - steel,,

$24.99
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Vintage national lock - national,

Vintage national lock - national,

$4.53
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Kwikset juno polished - juno,

Kwikset juno polished - juno,

$14.99
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Ilco key blank for usps - ilco,

Ilco key blank for usps - ilco,

$27.99
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Lot vintage assorted - of,

Lot vintage assorted - of,

$13.85
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Vtg national lock - vtg,

Vtg national lock - vtg,

$19.99
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Vintage master national lock - national,

Vintage master national lock - national,

$14.99
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Champagne bronze privacy door - champagne,

Champagne bronze privacy door - champagne,

$27.95
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Compx c9200 pin - compx, tumbler

Compx c9200 pin - compx, tumbler

$15.12
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📊96 listings · from $4 · avg $31.37

Browse 96 national lock listings currently in our index. Prices range from $4 to $425, with an average of $31.37. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about national lock →

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Everything you need to know about national lock

Whether you are looking for a brand-new or second-hand national lock, eBay offers one of the largest selections available online. With 96 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at $4, while premium listings can reach $425 — giving you a wide budget spread to work with. The average price of $31.37 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.

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