1/4 - 28 3A

THE PIPE MACHINERY CO.

1/4 28 UNF 3A HILO SET THREAD PLUG GAGE .25 GO NO GO P.D.'S = .2268 & .2243 .250 - DW0906FCRL

1/4 28 UNF 3A MOD SET THREAD PLUG GAGE .25 GO NO GO P.D.'S = .2230 & .2205 NF-3A

1/4 28 UNF 3A HILO SET THREAD PLUG GAGE .25 GO ONLY P.D. = .2268 HI-LO NF-3A

VERMONT

1/4 28 UNEF 3A VERMONT SET THREAD PLUG GAGE .250 GO NO GO P.D.'S = .2268 & .2243

APIS INC.

1/4 28 UNF 3A SET THREAD PLUG GAGE .25 GO NO GO P.D.'S = .2268 & .2243 QUALITY

M & J Tooling LLC

1/4 28 3A SET THREAD PLUG GAGE .25 NO GO ONLY P.D. = .2243 QUALITY INSPECTION

PRATT & WHITNEY

1/4 28 NF 3A SET THREAD PLUG GAGE .250 GO NO GO PDS= .2268 & .2243 INSPECTION