NBS AR-15 Firing Pin Retaining Pin - Cotter Style

Name: NBS AR-15 Firing Pin Retaining Pin - Cotter Style
Brand: NBS

NBS · Upper Parts

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Best price

$1.95at AR15Discounts

checked Oct 31, 2026

Buy at AR15Discounts

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Where to buy

Store	Price	Availability	Buy	Add to build
AR15Discounts Best price	$1.95checked Oct 31, 2026	Check store	Buy at AR15Discounts
Dirty Bird	$4.95checked Oct 31, 2026	Check store	Buy at Dirty Bird

Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.

Price history

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Dashed line = out of stock. Tracking since Oct 28, 2026.

Show the prices as a table

Store	Latest	Lowest	Highest
AR15Discounts	$1.95	$1.95	$1.95
Dirty Bird	$4.95	$4.95	$4.95

Since Oct 28, 2026.

About this part

The NBS AR-15 Firing Pin Retaining Pin - Cotter Style is an AR-15 upper part from NBS. It's sold by 2 stores, from $1.95 to $4.95.

Specifications

Manufacturer: NBS
Platform: AR-15

From the manufacturer

This is a standard firing pin retaining pin for the AR-15/M16 (not compatible with an AR-10). These are high quality pins to replace your broken or worn out factory pin. It can be handy to have a few on hand for back-up in case you accidentally lose one.