NSN 5305-01-436-6493, (5305014366493) Parts Inventory

Item Name	Screw Shoulder
Federal Supply Group (FSG)	Hardware and Abrasives
Federal Supply Class (FSC)	5305 Screws
National Item Identification Number (NIIN)	01-436-6493 (014366493)
NCB Code	USA (01)
Manufacturer	National Aerospace Standards Com

Part Number	Manufacturer	Item Name	Cage Code	RFQ
NAS1709-16	national aerospace standards com	screw shoulder	80205	RFQ

MRC	Criteria	Characteristic
AAJD	THREAD CLASS	3A
AAJF	THREAD DIRECTION	RIGHT-HAND
AASA	THREAD LENGTH	0.906 INCHES MAXIMUM
AASB	FASTENER LENGTH	1.891 INCHES MINIMUM AND 1.921 INCHES MAXIMUM
AASK	HEAD STYLE	FLAT COUNTERSUNK
AASL	HEAD DIAMETER	1.071 INCHES MINIMUM AND 1.141 INCHES MAXIMUM
AATN	SHOULDER DIAMETER	0.5761 INCHES MINIMUM FIRST SHOULDER AND 0.5771 INCHES MAXIMUM FIRST SHOULDER
AATX	SHOULDER LENGTH	0.990 INCHES MINIMUM FIRST SHOULDER AND 1.010 INCHES MAXIMUM FIRST SHOULDER
ABQZ	INTERNAL DRIVE STYLE	HIGH-TORQUE
AHYM	NOMINAL THREAD DIAMETER	0.5625 INCHES
CMLP	THREAD QUANTITY PER INCH	18
CQBC	MINIMUM TENSILE STRENGTH	160000 POUNDS PER SQUARE INCH
CRSQ	COUNTERSINK ANGLE	99.0 DEGREES MINIMUM
CWYB	SHOULDER SHAPE	ROUND FIRST SHOULDER
MATT	MATERIAL	STEEL COMP 4140 OVERALL OR STEEL COMP 4340 OVERALL OR STEEL COMP 8740 OVERALL
MDCL	MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-6049 MIL SPEC 3RD MATERIAL RESPONSE OVERALL
SFTT	SURFACE TREATMENT	CADMIUM OVERALL AND CHROMATE OVERALL
STDC	SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416, TYPE 2, CLASS 2 FED SPEC ALL TREATMENT RESPONSES OVERALL
THSD	THREAD SERIES DESIGNATOR	UNJF
ZZZK	SPECIFICATION/STANDARD DATA	80205-NAS1709 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD