PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4531Valve,check

Anvil Products Inc Sales Dept · NSN 4820-01-137-5066 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-137-5066 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-137-5066. Primary manufacturer part number: 4531.
Features
  • Valve,check — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: Anvil Products Inc Sales Dept
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,check, cataloged under National Stock Number 4820-01-137-5066, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Anvil Products Inc Sales Dept. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameValve,check
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersAnvil Products Inc Sales Dept (CAGE 34749)
Technical Specifications
ParameterValue
NSN4820-01-137-5066
Primary Part Number4531
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerAnvil Products Inc Sales Dept
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6240-00-019-31864531 INTERCHANGEABLE
Lamp,incandescent
Lamp Industry for Use with Industry Designations and Abbreviations for Lamps
5950-00-254-6945A114527 INTERCHANGEABLE
Coil,radio Frequency
Raytheon Company Dba Raytheon Co
3010-00-294-4678533PC4 INTERCHANGEABLE
Disk,clutch,nonvehicular
Allard Nazarian Group, Inc. Dba Granite State Manufacturing
9540-00-596-3047 INTERCHANGEABLE
Channel,structural
5940-00-713-8496509B30-6REVE INTERCHANGEABLE
Terminal,stud
Cardwell Condenser Corp Lapointe-Admiral Div
1660-00-719-9372 INTERCHANGEABLE
Adapter,compressed Gas Cylinder
5306-00-811-8923 INTERCHANGEABLE
Bolt,eye
3120-00-828-68521894635 INTERCHANGEABLE
Bushing,sleeve
Borgwarner Pds (anderson), L.l.c.
5950-00-943-798110653548 INTERCHANGEABLE
Reactor
Us Army Aviation and Missile Command
5330-01-078-4999453-1 INTERCHANGEABLE
Gasket
Eaton Aerospace Llc Sterer Engineering Morgan Actuators
Cross-Reference Index
Part NumberManufacturer
4531 Anvil Products Inc Sales Dept (USA)
Related Parts
6240-00-019-3186INTERCHANGEABLE
LAMP,INCANDESCENT
4531
5950-00-254-6945INTERCHANGEABLE
COIL,RADIO FREQUENCY
A114527
3010-00-294-4678INTERCHANGEABLE
DISK,CLUTCH,NONVEHICULAR
533PC4
9540-00-596-3047INTERCHANGEABLE
CHANNEL,STRUCTURAL
5940-00-713-8496INTERCHANGEABLE
TERMINAL,STUD
509B30-6REVE
1660-00-719-9372INTERCHANGEABLE
ADAPTER,COMPRESSED GAS CYLINDER
5306-00-811-8923INTERCHANGEABLE
BOLT,EYE
3120-00-828-6852INTERCHANGEABLE
BUSHING,SLEEVE
1894635
5950-00-943-7981INTERCHANGEABLE
REACTOR
10653548
5330-01-078-4999INTERCHANGEABLE
GASKET
453-1
9540-01-199-4601INTERCHANGEABLE
CHANNEL,STRUCTURAL
4940-01-477-9913INTERCHANGEABLE
PIPE,STRIGHT,AIRCRA
4531

Frequently Asked Questions

What is NSN 4820-01-137-5066?

NSN 4820-01-137-5066 is a Valve,check, manufactured by Anvil Products Inc Sales Dept, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-137-5066?

NSN 4820-01-137-5066 has 1 cross-referenced part number: 4531 (Anvil Products Inc Sales Dept).

What NSN replaces 4820-01-137-5066?

There are 12 known substitutes for 4820-01-137-5066: 6240-00-019-3186, 5950-00-254-6945, 3010-00-294-4678 and 9 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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