National Stock Number (NSN) 5310-01-258-8501 (5310012588501) Parts List

Item Name	Nut Plain Rectangular
Federal Supply Group (FSG)	Hardware and Abrasives
Federal Supply Class (FSC)	5310 Nuts and Washers
National Item Identification Number (NIIN)	01-258-8501 (012588501)
NCB Code	USA (01)
Manufacturer	Jergens Inc, Lockheed Martin Corporation

Part Number	Manufacturer	Item Name	Cage Code	RFQ
43302	jergens inc	nut plain rectangular	94882	RFQ
ST33D57	lockheed martin corporation	nut plain rectangular	04236	RFQ
ST33D57-1	lockheed martin corporation	nut plain rectangular	04236	RFQ

Technical Characteristics of NSN 5310012588501

MRC	Criteria	Characteristic
AAJD	THREAD CLASS	2B
AAJF	THREAD DIRECTION	RIGHT-HAND
ACVN	NUT LENGTH	0.875 INCHES NOMINAL
ADEA	NUT HEIGHT	0.500 NOMINAL INCHES
ADED	NUT WIDTH	0.688 NOMINAL INCHES
BZRR	THREAD SERIES	UNC
CMLP	THREAD QUANTITY PER INCH	16
CQFM	HARDNESS RATING	27.3 ROCKWELL C NOMINAL
CQJX	NOMINAL THREAD SIZE	0.375 INCHES
MATT	MATERIAL	STEEL COMP 4150 OVERALL
SFTT	SURFACE TREATMENT	OXIDE OVERALL

Relevant Components for NSN - 5310-01-258-8501, 5310012588501
5330-01-701-4089 (5330017014089)	5305-01-213-9722 (5305012139722)	5320-01-460-5665 (5320014605665)	5306-01-475-3608 (5306014753608)
5306-01-626-6230 (5306016266230)	5306-00-292-8749 (5306002928749)	5342-01-673-3505 (5342016733505)	5330-01-283-1784 (5330012831784)
5365-01-228-1431 (5365012281431)	5365-00-466-3750 (5365004663750)	5310-00-595-7616 (5310005957616)	5305-00-550-0140 (5305005500140)

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