Mossberg 22 LR Bolt Cross Reference

As per Component Parts List

Bolt Number                  Will Fit Model Number

K-4                                  Model K, Model M

R32                                  Model R

123                                  10, 14, 15, 25, 25A, 125, 25BT, 25ABT & Model B with one piece bolt

224                                  20, 21, 24, Model C

320                                  30, 34

432                                  40, 44

42-15                               42, 42S, 42BT

R395                                26B & 26C

43-34                               43, 43S, 43SS, 43B, 42, 42A, S42A

42A34                              42AS, 42ABT

45A34                              45A, 45AC

46A34                              35A, 35B, 46A, 46AT, 46BT

R193                                42B, 42C, 42M, 42M(a), 42M(b), 42M(c), 42TR, 44B

R643                                140B, 140K, 142A, 142K, 142M, 144, 144LS, 144LSA

R427                                44US(b), 44US(c), 44US(d)

R103                                44US(a)

R209                                45B, 46B, 46B(a), 46B(b), 46M, 46M(a), 46M(b)

R584                                146B-A, 146B

R257                                51M(a), 51M(b)

R466                                151K, 151M, 151M(a), 151M-B, 151M-C, 152, 152K

1467                                 320B, 320K-A, 320K, 320TR, 340B-A, 340K-A, 340TR, 342KA, 342KB

1187                                 340B, 340K, 342, 342K

1469                                 346B, 346K, 346KB, 346B-A, 346K-A

1183                                 350K, 352, 352K

1403                                 350K-A, 352K-B, 352K-A

2649                                 350K-B, 352K-C

1292                                 351K

1298                                 351K-A, 351C

2650                                 351CA, 351K-B

1510                                 620K-A, 620K, 642K

1478                                 640K, 640KA, 640KB, 640KS