ISO Group Logo
Defense and Aerospace
Supply Chain Partner
A Dynatech International Company


NSN 4820-00-203-2548, 4820002032548
VALVE,CHECK

Federal Supply Classification
FSC 4820 - Valves, Nonpowered
National Item Identification Number
NIIN 002032548
Codification Country
United States
Item Name Code
INC 05487
Criticality
(X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code
(N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.
Availability: In Stock Qualified Suppliers: Currently qualifying suppliers

Manufacture or supply this part?
Join our growing community of certified suppliers.

Let Us Know
  CALL ABOUT NSN 4820-00-203-2548
Our client representatives are standing by to help fulfill your request.

+1-321-773-5710

  REQUEST QUOTE for 4820-00-203-2548


Have a list that needs to be quoted? Upload it here.

DLMS® Summary

National Stock Number 4820-00-203-2548

National Stock Number (NSN) 4820-00-203-2548, or NIIN 002032548, (valve,check) was assigned January 1, 1961 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 14 manufacturer part numbers associated with this NSN. 11 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers are deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over 5 years.

This NSN is unique to one weapons system.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jul 02, 2005, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 05487. [A VALVE PERMITTING FLOW IN ONE DIRECTION ONLY. IT DOES NOT HAVE A STEM, EXCEPT WHEN EQUIPPED WITH A LEVER AND WEIGHT AND HAS NO PRESSURE ADJUSTMENT. IT MAY BE INLINE OR CARTRIDGE (MANIFOLD) DESIGN.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4820002032548 contains an unknown precious metal.

This NSN is associated to Schedule B 8481301090: check valves of copper having a pressure rating of 850 kpa or over. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 332911: industrial valve manufacturing.

This information was last updated on .


Technical Characteristics

DISK LOADING METHOD
(ADSU) WEIGHT
CONNECTION STYLE
(AHNC) PLAIN, OPTIONAL END (PIPE) ALL ENDS
CONNECTION TYPE
(AWLS) THREADED INTERNAL PIPE ALL ENDS
FLOW CONTROL DEVICE
(ADQU) DISK
NOMINAL THREAD SIZE
(CQJX) 0.500 INCHES ALL ENDS
MATERIAL
(MATT) COPPER ALLOY SEAT
MATERIAL
(MATT) COPPER ALLOY STEM
MATERIAL
(MATT) COPPER ALLOY BODY
MATERIAL
(MATT) RUBBER FLOW CONTROL DEVICE
MAXIMUM OPERATING PRESSURE
(CQGM) 150.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNED
(MEDA) AIR SINGLE RESPONSE
MOUNTING POSITION
(BBJX) HORIZONTAL
THREAD DIRECTION
(AAJF) RIGHT-HAND ALL ENDS
THREAD SERIES DESIGNATOR
(THSD) NPT ALL ENDS
VALVE OPERATION METHOD
(AQLR) AUTOMATIC
STYLE DESIGNATOR
(STYL) STRAIGHT THRU
SUPPLEMENTARY FEATURES
(SUPP) ADDITIONAL FLOW CONTROL DEVICE: STEM


Related Inventory

AN310-5
Condition NE
NUT CASTELLATED
In Stock
NAS1149F0563P
Condition NE
WASHER FLAT 5/1
In Stock
NAS1149F0532P
Condition NE
WASHER FLAT 5/1
In Stock
NAS1149F0516P
Condition NE
WASHER FLAT 5/1
In Stock
NAS1423-5
Condition NE
NUT, JAM, DRILL
In Stock
MS20392-2C11
Condition NE
PIN, DRILLED SH
In Stock
AN5-22A
Condition NE
BOLT, 5/16-24 x
In Stock
AN5-17
Condition NE
BOLT, 5/16-24 x
In Stock
AN5-24
Condition NE
BOLT DRILLED
In Stock
MS21045L5
Condition NE
NUT, SELF-LOCKI
In Stock
AN320-5
Condition NE
STEEL SHEAR NUT
In Stock
AN5-12
Condition NE
BOLT, 5/16-24 x
In Stock
AN316-5L
Condition NE
NUT, JAM, HEXAG
In Stock
AN5-14
Condition NE
BOLT, 5/16-24 x
In Stock
NAS43DD3-64N
Condition NE
SPACER ALUMINUM
In Stock
6207
3110-00-516-5490
Condition NE
BEARING, BALL (
In Stock
G-1420-107516
Condition NE
Bolt, HH, Gr 8,
In Stock
51609
Condition NE
ANTI SEIZE, MET
In Stock
1104-1
G5161511
Condition NE
ALCONOX 4 LB. M
In Stock
65-48687-207
Condition FN
SEAL 117
Readily Available
5160-62
RING
Readily Available
5160-50
RING
Readily Available
7671CNAS1731-06-4
5310-01-245-7207
Condition NE
NUT,SELF-LOCKIN
Readily Available
516078
Condition NS
STOPXSUPPOR
Readily Available
72078
Condition NS
LOCK PLATE
Readily Available
667-207
Readily Available
177-207
Readily Available
717-207
Readily Available
72074-S
Readily Available
516512
Condition AR
SEAL, NO. 3
Readily Available
5160-75
Readily Available
72075
Condition NS
SEAL
Readily Available
516453
Condition NS
LOCK, COMPRESSO
Readily Available
7671CMS29561-116
5330-01-285-7207
Condition NE
PACKING, PREFOR
Readily Available
2530-00-289-7207
002897207.2530
Condition NS
LINING, H/B OUT
Readily Available
5315-01-407-7207
014077207.5315
Condition NE
PIN, PIVOT
Readily Available
516-12D
Condition NS
SOCKET
Readily Available
7671C532720-7
5310-01-094-1400
Condition NE
WASHER,SHOULDER
Readily Available
207207
LVR RKR
Readily Available
516-8D
Condition NS
FITTING HOSE
Readily Available
516277
Condition SV
VALVE ASSY
Readily Available
79047207
NUT
Readily Available
7671C803-2177917-2-0
5330-01-210-7949
Condition NE
RETAINER
Readily Available
720752-10
HARDWARE
Readily Available
516-10D
Condition NS
FITTING HOSE
Readily Available
516-006
Condition NS
FUEL RESTRICTOR
Readily Available
516-3D
Condition NS
SOCKET
Readily Available
516011
SCREW
Readily Available
516-16D
Condition NS
SOCKET
Readily Available
516047
SCREW
Readily Available
597207
Condition AR
RING, RETAINING
Readily Available
9137207
RING
Readily Available
197207
NUT
Readily Available
2530-01-035-7207
010357207.2530
Condition NS
CYLINDER,ASSY
Readily Available
5/16/-18
Condition NS
HELICOIL
Readily Available
516-4D
Condition NS
SOCKET
Readily Available
3017207
Condition AR
BUSHING, SLEEVE
Readily Available
2990-01-263-7207
012637207.2990
Condition NS
VALVE, POSITIVE
Readily Available
72074S
Condition NS
BUSHING
Readily Available
TG37-207
Condition FN
Readily Available
516095
Condition AR
CONE, EXHAUST T
Readily Available
516042
SCREW
Readily Available
4967207
COVER
Readily Available
70657207
SPRING
Readily Available
72076170
RING
Readily Available
72077351
SEAL
Readily Available
72078240
ELEMENT
Readily Available
516108
PART
Readily Available
516316
HYD HOSE
Readily Available
5297207
WEAR RING
Readily Available
9166054
ELBOW
Readily Available
15267207
Condition NS
HOSE PIPE
Readily Available
72076180
Condition NS
RING
Readily Available
121572-07
Condition FN
TUBE ASSY-TORQU
Readily Available
BML61475
5995-01-164-7207
Request
1376-17-207
5330-01-211-8748
Request
4189278-3
5330-01-049-7207
Request
4257207
5365-01-494-1110
Request
2990012637207
2990-01-263-7207
Request
2995005677207
2995-00-567-7207
Request
3010014227207
3010-01-422-7207
Request
9905004357207
9905-00-435-7207
Request


 
Top