Recently Updated NSN 5305-01-372-0341 Or (5305013720341) Part List

Item Name	Screw Shoulder
Federal Supply Group (FSG)	Hardware and Abrasives
Federal Supply Class (FSC)	5305 Screws
National Item Identification Number (NIIN)	01-372-0341 (013720341)
NCB Code	USA (01)
Manufacturer	National Aerospace Standards Com, Military Standards Corp, Military Specifications

Part Number	Manufacturer	Item Name	RFQ
MS51575-6	national aerospace standards com	screw shoulder	RFQ
MS51575-6	military standards corp	screw shoulder	RFQ
MIL-S-21472	military specifications	screw shoulder	RFQ

MRC	Criteria	Characteristic
AAJF	THREAD DIRECTION	RIGHT-HAND
AASA	THREAD LENGTH	0.1563 INCHES MINIMUM AND 0.2187 INCHES MAXIMUM
AASB	FASTENER LENGTH	0.2843 INCHES MINIMUM AND 0.3437 INCHES MAXIMUM
AASK	HEAD STYLE	FLAT CHAMFER
AASL	HEAD DIAMETER	0.281 INCHES MINIMUM AND 0.343 INCHES MAXIMUM
AATX	SHOULDER LENGTH	0.125 INCHES MINIMUM FIRST SHOULDER AND 0.128 INCHES MAXIMUM FIRST SHOULDER
ABQZ	INTERNAL DRIVE STYLE	TORQUE
CMLP	THREAD QUANTITY PER INCH	32
CWYB	SHOULDER SHAPE	ROUND FIRST SHOULDER
AAJD	THREAD CLASS	2A
AATN	SHOULDER DIAMETER	0.1860 INCHES MINIMUM FIRST SHOULDER AND 0.1870 INCHES MAXIMUM FIRST SHOULDER
MATT	MATERIAL	STEEL COMP 304 OVERALL OR STEEL COMP XM-7 OVERALL
STDC	SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 TY1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
AHYM	NOMINAL THREAD DIAMETER	0.164 INCHES
SFTT	SURFACE TREATMENT	PASSIVATE OVERALL
AASU	HEAD HEIGHT	0.125 INCHES MINIMUM AND 0.187 INCHES MAXIMUM
MDCL	MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A493 ASSN STD ALL MATERIAL RESPONSES OVERALL
THSD	THREAD SERIES DESIGNATOR	UNC