Recently Updated NSN 5306-01-266-0503 Or (5306012660503) Part List

Item Name	Bolt Shoulder
Federal Supply Group (FSG)	Hardware and Abrasives
Federal Supply Class (FSC)	5306 Bolts
National Item Identification Number (NIIN)	01-266-0503 (012660503)
NCB Code	USA (01)
Manufacturer	National Aerospace Standards Com

Part Number	Manufacturer	Item Name	RFQ
NAS2904-10	national aerospace standards com	bolt shoulder	RFQ
NAS6604-10X	national aerospace standards com	bolt shoulder	RFQ

MRC	Criteria	Characteristic
AAJD	THREAD CLASS	3A
AAJF	THREAD DIRECTION	RIGHT-HAND
AASA	THREAD LENGTH	0.400 INCHES MINIMUM AND 0.450 INCHES MAXIMUM
AASB	FASTENER LENGTH	1.035 INCHES MINIMUM AND 1.065 INCHES MAXIMUM
AASK	HEAD STYLE	DISHED HEXAGON
AASU	HEAD HEIGHT	0.125 INCHES MINIMUM AND 0.140 INCHES MAXIMUM
AATB	WIDTH BETWEEN FLATS	0.429 INCHES MINIMUM AND 0.439 INCHES MAXIMUM
AATN	SHOULDER DIAMETER	0.264 INCHES MINIMUM FIRST SHOULDER AND 0.265 INCHES MAXIMUM FIRST SHOULDER
AATX	SHOULDER LENGTH	0.615 INCHES MINIMUM FIRST SHOULDER AND 0.635 INCHES MAXIMUM FIRST SHOULDER
AHYM	NOMINAL THREAD DIAMETER	0.250 INCHES
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
CWYB	SHOULDER SHAPE	ROUND FIRST SHOULDER
MATT	MATERIAL	STEEL COMP E4340 OVERALL OR STEEL COMP 8740 OVERALL
MDCL	MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-5000 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR AMS 6322 ASSN STD 2ND MATERIAL RESPONSE OVERALL
SFTT	SURFACE TREATMENT	CADMIUM OVERALL AND CHROMATE OVERALL
STDC	SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THSD	THREAD SERIES DESIGNATOR	UNJF
ZZZK	SPECIFICATION/STANDARD DATA	80205-NAS6604 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD