5325-01-209-7440, STUD,TURNLOCK FASTENER

National Stock Number:
5325-01-209-7440

Federal Supply Class:
5325

National Item Identification Number:
012097440

Description:
STUD,TURNLOCK FASTENER

Detail:
A pinlike item designed to turn within and be held in place by an EYELET, TURNLOCK FASTENER; RING, RETAINING; or the surface of the item it fastens. It is provided with either a cam slot, cam lead threads, or a hold for accommodating a pin. Securing is accomplished by mating with a LOCKSPRING, TURNLOCK FASTENER or RECEPTACLE, TURNLOCK FASTENER. It has either provisions to accommodate a knob or extension or has a head which has provisions to facilitate turning.

Manufacturer Information:

002-004195-009	00752	L3HARRIS TECHNOLOGIES, INC.
002-004195-009	26916	NORTHROP GRUMMAN SYSTEMS CORPORATION
438101-8	00752	L3HARRIS TECHNOLOGIES, INC.
CA17089-9HS	29372	HOWMET GLOBAL FASTENING SYSTEMS INC.

Techincal Specification:

DIAMETER	0.552 INCHES MINIMUM AND 0.563 INCHES MAXIMUM
DRIVE TYPE	SOCKET
EXTENSION LENGTH	0.300 INCHES NOMINAL
GRIP LENGTH	0.780 INCHES NOMINAL
MATERIAL ACCOMMODATED THICKNESS	0.711 INCHES MINIMUM AND 0.780 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 4140 OVERALL OR STEEL COMP 8740 OVERALL
PROPRIETARY CHARACTERISTICS	PACS
SECURING DEVICE TYPE	RING
STUD HEAD HEIGHT	0.105 INCHES MINIMUM AND 0.120 INCHES MAXIMUM
STUD SHANK MAJOR DIAMETER	0.3730 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM
STUD THREAD SIZE AND SERIES/TYPE DESIGNATOR	0.250-28 UNF
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM OVERALL AND CHROMATE OVERALL
TURNLOCK STUD HEAD STYLE	FLAT FILLISTER
TURNLOCK STUD SHANK STYLE	STUD SHANK

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