5325-01-251-3513, GROMMET,METALLIC

5325-01-251-3514 STUD ASSEMBLY,TURNLOCK FASTENER

National Stock Number:
5325-01-251-3513

Federal Supply Class:
5325

National Item Identification Number:
012513513

Description:
GROMMET,METALLIC

Detail:
A TWO-PIECE METALLIC ITEM, ONE PIECE USUALLY TUBULAR IN APPEARANCE AND FLANGED AT ONE END, THE OTHER PIECE A PLAIN TOOTH OR SPUR WASHER OR RETAINING RING. IT IS PRIMARILY USED FOR LINING AND REINFORCING THE EDGES OF HOLES. THE UNFLANGED END IS DESIGNED TO BE INSERTED THROUGH A HOLE AND RETAINED IN PLACE BY BEING CRIMPED OVER THE PLAIN OR TOOTH WASHER OR RETAINING RING OR BY CLINCHING ACTION BETWEEN THE SPUR WASHER AND THE FLANGED END. EXCLUDES EYELET, METALLIC.

Manufacturer Information:

MIL-G-16491	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MS20230GBP4	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

BARREL HEIGHT	0.369 INCHES MINIMUM AND 0.379 INCHES MAXIMUM
BARREL LARGEST OUTSIDE DIAMETER	0.625 INCHES MINIMUM AND 0.635 INCHES MAXIMUM
BARREL OUTSIDE DIAMETER	0.481 INCHES MINIMUM AND 0.491 INCHES MAXIMUM
BARREL STYLE	TAPERED ROUND TYPE
FLANGE OUTSIDE DIAMETER	1.045 INCHES MINIMUM AND 1.055 INCHES MAXIMUM
FLANGE STYLE	FLANGE
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-G-16491,COMP 1 OR 2 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	COPPER ALLOY 260 OR COPPER ALLOY 268 OVERALL
NONDEFINITIVE SPEC/STD DATA	1 TYPE AND 6 CLASS AND 4 SIZE
WASHER STYLE	FLAT W/ FORMED INNER EDGE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-B-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM AND CHROMATE OVERALL

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