What are the part numbers for NSN 4820-00-203-9383?

NSN 4820-00-203-9383 (Valve,Check) has 2 associated part numbers from 2 manufacturers. View the complete part number cross-reference on this page.

Who manufactures NSN 4820-00-203-9383?

NSN 4820-00-203-9383 is manufactured by Circor Aerospace, Inc. Dba Circor Aerospace Inc, Lockheed Martin Corp.

What is the price of NSN 4820-00-203-9383?

The most recent government unit price for NSN 4820-00-203-9383 (Valve,Check) is $401.94.

NSN

4820-00-203-9383

Name: Valve,Check — NSN 4820-00-203-9383
SKU: 4820-00-203-9383
Price: 401.94 USD
Availability: InStock

Valve,Check

FSC 4820 — VALVES, NONPOWEREDFSG 48 — VALVES

Unit Price

$401.94

per EA

2 parts / 2 mfrs

Part Numbers for NSN 4820-00-203-93832 records

Part Number	CAGE	Manufacturer	RNCC	RNVC
P7-526	91816	Circor Aerospace, Inc. Dba Circor Aerospace Inc	3	2
634043-1	98897	Lockheed Martin Corp	3	2

Manufacturers (2)

Circor Aerospace, Inc. Dba Circor Aerospace Inc

Lockheed Martin Corp

Price History

Effective Date	Unit Price	UI	SLC
01-OCT-2025	$401.94	EA	0
01-OCT-2025	$401.94	EA	0

Identification Data

DEMIL

HMIC

PMIC

ESD/EMI

Item Characteristics

MRC	Requirement	Reply
AAJD	THREAD CLASS	3A ALL ENDS
AAJF	THREAD DIRECTION	RIGHT-HAND ALL ENDS
ADQU	FLOW CONTROL DEVICE	POPPET
ADSU	DISK LOADING METHOD	SPRING
AEHZ	MAXIMUM OPERATING TEMP	500.0 FAHRENHEIT SINGLE RESPONSE
AHNC	CONNECTION STYLE	FLARED (TUBE) ALL ENDS
AQLR	VALVE OPERATION METHOD	AUTOMATIC
AWLS	CONNECTION TYPE	THREADED EXTERNAL TUBE ALL ENDS
BBJX	MOUNTING POSITION	HORIZONTAL
CQJX	NOMINAL THREAD SIZE	0.562 INCHES ALL ENDS
CQJX	NOMINAL THREAD SIZE	0.562 INCHES ALL ENDS
CQQF	OPERATING PRESSURE	225.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
CQQF	OPERATING PRESSURE	225.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
CQRB	SEAT ANGLE	37.0 DEGREES ALL ENDS
CQRB	SEAT ANGLE	37.0 DEGREES ALL ENDS
CSDC	OPENING PRESSURE SETTING	1.0 POUNDS PER SQUARE INCH
CSDC	OPENING PRESSURE SETTING	1.0 POUNDS PER SQUARE INCH
CWFD	NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED	0.375 INCHES ALL ENDS
CWFD	NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED	0.375 INCHES ALL ENDS
MATT	MATERIAL	ALUMINUM ALLOY OVERALL
MATT	MATERIAL	ALUMINUM ALLOY OVERALL
MEDA	MEDIA FOR WHICH DESIGNED	AIR FIRST RESPONSE
MEDA	MEDIA FOR WHICH DESIGNED	FUEL/OIL, HYDROCARBON SECOND RESPONSE
MEDA	MEDIA FOR WHICH DESIGNED	AIR FIRST RESPONSE
MEDA	MEDIA FOR WHICH DESIGNED	FUEL/OIL, HYDROCARBON SECOND RESPONSE
SFTT	SURFACE TREATMENT	ANODIZE
SFTT	SURFACE TREATMENT	ANODIZE
STYL	STYLE DESIGNATOR	STRAIGHT THRU
STYL	STYLE DESIGNATOR	STRAIGHT THRU
THSD	THREAD SERIES DESIGNATOR	UNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS
THSD	THREAD SERIES DESIGNATOR	UNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS

Related NSNs in FSC 4820

4820-01-228-1450 4820-01-225-9461— Valve,Plug 4820-01-213-7232 4820-01-377-7468— Stem,Fluid Valve 4820-01-128-9652 4820-00-978-7922 4820-01-572-6323— Valve,Ball 4820-00-869-3753 4820-00-720-4266 4820-00-226-2811

Need full procurement data, packaging, and standardization info?

View Complete NSN Data on NSN Lookup

Quick Reference

NSN4820-00-203-9383

NIIN002039383

FSC4820

PRICE$401.94

DEMILQ

PARTS2

MFRS2

Manufacturers

Circor Aerospace, Inc. Dba Circor Aerospace Inc

CAGE 91816

Lockheed Martin Corp

CAGE 98897

About NSN 4820-00-203-9383

NSN 4820-00-203-9383 is a National Stock Number assigned to Valve,Check. This NSN part number belongs to Federal Supply Class 4820 (VALVES, NONPOWERED) under Federal Supply Group 48 (VALVES). There are 2 part numbers associated with this NSN from 2 manufacturers.

The current government unit price for NSN 4820-00-203-9383 is $401.94. Price history shows 2 recorded price changes.

To find the part number for NSN 4820-00-203-9383, refer to the part number cross-reference table above. Each part number is linked to its manufacturer through a CAGE (Commercial and Government Entity) code.