20-057-4-21D of Aerospace Rivet Mfrs Corp under NSN 5306-01-026-1803

Part Number: 20-057-4-21D

Alternate P/N: 20057421D

Manufacturer: Aerospace Rivet Mfrs Corp

NSN: 5306-01-026-1803

NIIN: 010261803

Item Name : Bolt Shear

CAGE Code: 64728

FSC: 5306 Bolts

FSG: 53 Hardware and Abrasives

Country: USA

NCB Code: 01

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NSN Information for Part Number 20-057-4-21D with NSN 5306-01-026-1803, 5306010261803

NSN	FSC	NIIN	CLS	Hazmat	DEMIL	Cancelled NSN
5306-01-026-1803 Item PartTypeName: BOLT,SHEAR	5306	010261803	0	N
	CIIC	HCC	ESD	PMIC	Criticality	ENAC
	U			U
Part Number	ISC	RNVC	RNCC	HCC	MSDS	SADC
20-057-4-21D	2	9	5

Characteristics Data of NSN 5306-01-026-1803, 5306010261803

MRC	Criteria	Characteristic
AAJD	THREAD CLASS	3A
AAJF	THREAD DIRECTION	RIGHT-HAND
AASA	THREAD LENGTH	0.425 INCHES NOMINAL
AASB	FASTENER LENGTH	1.737 INCHES NOMINAL
AASK	HEAD STYLE	HEXAGON
AASU	HEAD HEIGHT	0.125 INCHES MINIMUM AND 0.140 INCHES MAXIMUM
AATB	WIDTH BETWEEN FLATS	0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM
AAUR	GRIP DIAMETER	0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM
AAWB	SHANK UNTHREADED HOLE DIAMETER	0.076 INCHES MINIMUM FIRST HOLE AND 0.086 INCHES MAXIMUM FIRST HOLE
AHYM	NOMINAL THREAD DIAMETER	0.250 INCHES
ANEE	GRIP LENGTH	1.312 INCHES NOMINAL
CMLP	THREAD QUANTITY PER INCH	28
CQBC	MINIMUM TENSILE STRENGTH	160000 POUNDS PER SQUARE INCH
CQFM	HARDNESS RATING	36.0 ROCKWELL C MINIMUM OVERALL AND 40.0 ROCKWELL C MAXIMUM OVERALL
CRZS	DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER	1.559 INCHES NOMINAL FIRST HOLE
MATT	MATERIAL	STEEL OVERALL
MDCL	MATERIAL DOCUMENT AND CLASSIFICATION	MIL-B-7838 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
SFTT	SURFACE TREATMENT	CADMIUM OVERALL
STDC	SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THSD	THREAD SERIES DESIGNATOR	UNJF