National Stock Number (NSN) 5331-01-593-5783 (5331015935783) Parts List

Item Name	O Ring
Federal Supply Group (FSG)	Hardware and Abrasives
Federal Supply Class (FSC)	5331 O Ring
National Item Identification Number (NIIN)	01-593-5783 (015935783)
NCB Code	USA (01)
Manufacturer	National Instruments Corporation, National Aerospace Standards Com, Tescom Corporation, Military Specifications

Part Number	Manufacturer	Item Name	Cage Code	RFQ
M83248/2-920CP	national instruments corporation	o ring	03950	RFQ
M83248-2-920	national aerospace standards com	o ring	80205	RFQ
5200-029209	tescom corporation	o ring	13669	RFQ
5200-029209CP	national instruments corporation	o ring	03950	RFQ
MB-74 FIND NO. 182CP	national instruments corporation	o ring	03950	RFQ
MB-74 FIND NO.182	tescom corporation	o ring	13669	RFQ
M83248/2-920	military specifications	o ring	81349	RFQ

MRC	Criteria	Characteristic
ADVN	CROSS-SECTIONAL HEIGHT	0.114 INCHES MINIMUM AND 0.122 INCHES MAXIMUM
ADYT	CENTER HOLE DIAMETER	1.461 INCHES MINIMUM AND 1.489 INCHES MAXIMUM
AGAV	III END ITEM IDENTIFICATION	DRY DECK SHELTER O2 PRESSURE REDUCING MANIFOLD (MB-74)
CRTL	CRITICALITY CODE JUSTIFICATION	ZZZW
MATT	MATERIAL	RUBBER FLUOROCARBON CLASS FPM
ZZZW	DEPARTURE FROM CITED DOCUMENT	CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D