Mossberg 22 Cal. Firing Pins – models 140-380

Please see our online catalog for list of Mossberg 22 Cal. Firing Pins for the 140-380 models.

(NOTE: this page will soon show the same parts listing as the catalog page)

#1088 was replaced by the factory to a stronger #2378 and corresponding hammer #2377. And was offered as an upgrade when 1088 Firing Pin became obsolete. Therefore you may encounter either firing pin in older guns.Models 250CB, 251, 251C, 350, 351, 353, 377, 380 #2378Model 333 #2796

Model	Illustration	Part # used
Models 51M(a), 51M(b)		#R276
Models 140B, 140K, 142, 142K, 142M, 144, 144-LS		#R576
Models 151K, 151M, 151M(a), 151M-B, 151M-C, 152		#R475
Models 250C, 350, 350KA, 351, 351K, 352, 352K		#1088  *
*  #1088 was replaced by the factory to a stronger #2378 and corresponding hammer #2377. And was offered as an upgrade when 1088 Firing Pin became obsolete. Therefore you may encounter either firing pin in older guns.
Models 250CB, 251, 251C, 350, 351, 353, 377, 380		#2378
Model 333	(no illustration currently available)	#2796