TE20521 is a Valve Safety Relief manufactured by Naval Air Development Center.

What are the specifications of TE20521?

Please contact us for detailed specifications of TE20521.

Is TE20521 available for immediate shipping?

Yes, we ship worldwide with same-day handling on many parts depending on stock availability.

Can Aerospace Orbit supply bulk quantities of TE20521?

Yes, we support both small and large volume orders depending on stock.

Obtain a Quote for Naval Air Development Center Part Number TE20521 Now

Name: Part Number TE20521 - Valve Safety Relief
Brand: Naval Air Development Center
SKU: te20521
Availability: InStock
Rating: 4.6 (226 reviews)

Part Number: TE20521

Manufacturer: Naval Air Development Center

NSN: 4820-01-178-2939

NIIN: 01-178-2939

Item Name : valve safety relief

CAGE Code: 80206

FSC: 4820 Valves Nonpowered

FSG: 48 Valves

INC Code : 05488

Country: USA

NCB Code: 01

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NSN Information for Part Number TE20521 with NSN 4820-01-178-2939, 4820011782939

NSN	FSC	NIIN	CLS	Hazmat	DEMIL	Cancelled NSN
4820-01-178-2939 Item PartTypeName: VALVE,SAFETY RELIEF	4820	011782939	0	N
	CIIC	HCC	ESD	PMIC	Criticality	ENAC
	U			A
Part Number	ISC	RNVC	RNCC	HCC	MSDS	SADC
TE20521	2	9	D

Characteristics Data of NSN 4820-01-178-2939, 4820011782939

MRC	Criteria	Characteristic
AAJD	THREAD CLASS	3A ALL ENDS
AAJF	THREAD DIRECTION	RIGHT-HAND ALL ENDS
ADQU	FLOW CONTROL DEVICE	POPPET
ADSY	VALVE DISCHARGE FLOW RATE	1.0 GALLONS PER MINUTE
AEHZ	MAXIMUM OPERATING TEMP	275.0 DEG FAHRENHEIT SINGLE RESPONSE
AHNC	CONNECTION STYLE	FLARELESS TUBE ALL ENDS
AQLR	VALVE OPERATION METHOD	AUTOMATIC
AWLS	CONNECTION TYPE	THREADED EXTERNAL TUBE ALL ENDS
CMLP	THREAD QUANTITY PER INCH	18 1ST END
CMLP	THREAD QUANTITY PER INCH	20 2ND END
CQGM	MAXIMUM OPERATING PRESSURE	140.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
CQJX	NOMINAL THREAD SIZE	0.438 INCHES 2ND END
CQJX	NOMINAL THREAD SIZE	0.562 INCHES 1ST END
CQRB	SEAT ANGLE	12.0 DEGREES ALL ENDS
CSDC	OPENING PRESSURE SETTING	120.0 POUNDS PER SQUARE INCH
MATT	MATERIAL	ALUMINUM ALLOY 2024 BODY
MATT	MATERIAL	ALUMINUM ALLOY 2024 FLOW CONTROL DEVICE
MDCL	MATERIAL DOCUMENT AND CLASSIFICATION	QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE BODY
MDCL	MATERIAL DOCUMENT AND CLASSIFICATION	QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MEDA	MEDIA FOR WHICH DESIGNED	OIL,HYDRAULIC SINGLE RESPONSE
SFTT	SURFACE TREATMENT	ANODIZE
STDC	SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-A-8625,TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE
STYL	STYLE DESIGNATOR	STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY
THSD	THREAD SERIES DESIGNATOR	UNJF ALL ENDS