This is a A-9N754 Snap Ring PN: 9N754Main Description As Following : A-9N754 Snap Ring P.N: 9N754 Dim A (1): REF. 6 (x2) Found in Section & Models : PTO Parts > PTO and Related Parts, Ford / New Holland TRACTOR: NAA (1953-54), Ford / New Holland TRACTOR: 2N, Ford / New Holland TRACTOR: 2000 (W/ 4 CYL, 1/62-12/64), Ford / New Holland TRACTOR: 2031 (W/ 4 CYL, 1/60-12/62), Ford / New Holland TRACTOR: 2111 (W/ 4 CYL, 1/63-12/64), Ford / New Holland TRACTOR: 2120 (W/ 4 CYL, 1/63-12/64), Ford / New Holland TRACTOR: 2130 (W/ 4 CYL, 1/63-12/64), Ford / New Holland TRACTOR: 2131 (W/ 4 CYL, 1/63-12/64), Ford / New Holland TRACTOR: 4000, Ford / New Holland TRACTOR: 4030 (W/ 4 CYL, 1/61-12/62), Ford / New Holland TRACTOR: 4031 (W/ 4 CYL, 1/60-12/62), Ford / New Holland TRACTOR: 4040 (W/ 4 CYL, 1/61-12/62), Ford / New Holland TRACTOR: 4110TR (W/ 4 CYL, 1/63-12/64), Ford / New Holland TRACTOR: 4120 (W/ 4 CYL, 1/63-12/64), Ford / New Holland TRACTOR: 4121 (W/ 4 CYL, 1/63-12/64), Ford / New Holland TRACTOR: 4130 (W/ 4 CYL, 3/63-12/64), Ford / New Holland TRACTOR: 4131 (W/ 4 CYL, 1/63-12/64), Ford / New Holland TRACTOR: 4140 (W/ 4 CYL, 1/63-12/64), Ford / New Holland TRACTOR: 501 (W/ 4 CYL, 1/57-12/62), Ford / New Holland TRACTOR: 541 (W/ 4 CYL, 1/59-12/64) Associated Items : New Also A-FO-O-NAA, A-FO-P-ACCESS, A-FO-P-SHERPS, A-FO-P-1400SHER, A-FO-S-NAA, A-FO-S-SHER-TRAN, A-SMFO19, A-DA-O-101LDR, A-FO-O-9N, A-FO-OP-SH54C900, A-FO-P-ACCESS, A-FO-P-2N8N9N, A-FO-S-SHER-TRAN, A-FO-S-2N8N9N, A-FO-SOP-SHER54A, A-FRM-FOMM, A-MH-S-TETOSB, A-SMFO4, A-DA-P-ALDR, A-FO-O-2-5000 And : Dim A (1): REF. 6 (x2) Inside Diameter: 2.275" Outside Diameter: 2.590" Thickness: 0.076"