5305-01-231-1298, SCREW,TAPPING

National Stock Number:
5305-01-231-1298

Federal Supply Class:
5305

National Item Identification Number:
012311298

Description:
SCREW,TAPPING

Detail:
A hardened externally threaded fastener whose thread extends to the bearing surface of the head. The thread may be fluted or otherwise designed to cut or form its own mating thread. Excludes SCREW, ASSEMBLED WASHER.

Manufacturer Information:

1640810	24617	GENERAL MOTORS CORP
1640810	7X677	GENERAL MOTORS LLC
9423010	24617	GENERAL MOTORS CORP

Techincal Specification:

EXTENDED WASHER THICKNESS	0.019 INCHES MINIMUM AND 0.050 INCHES MAXIMUM
EXTENDED WASHER DIAMETER	0.322 INCHES MINIMUM AND 0.348 INCHES MAXIMUM
FASTENER LENGTH	0.984 INCHES MINIMUM AND 1.016 INCHES MAXIMUM
FEATURES PROVIDED	CASEHARDENED
HARDNESS RATING	80.0 ROCKWELL B MINIMUM AND 107.0 ROCKWELL B MAXIMUM OVERALL
HEAD HEIGHT	0.115 INCHES MINIMUM AND 0.160 INCHES MAXIMUM
HEAD STYLE	HEXAGON EXTENDED WASHER
INTERNAL DRIVE STYLE	W/O INTERNAL DRIVE
MATERIAL DOCUMENT AND CLASSIFICATION	G-6010-M FSCM 24617 MFR REF SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL OVERALL
NONMACHINE NOMINAL THREAD DIAMETER	0.164 INCHES
NONMACHINE THREAD STYLE	DOG TYPE (TYPE B OR C)
WIDTH BETWEEN FLATS	0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	G-4435-M FSCM 24617 MFR REF SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PHOSPHATE OVERALL

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