PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

680-6 PL0138AValve,check

Admiral Valve Llc Dba Cpv Manufacturing · NSN 4820-01-252-7817 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-252-7817 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-252-7817. Primary manufacturer part number: 680-6 PL0138A.
Features
  • Valve,check — FSC 4820
  • 4 verified cross-references
  • Primary manufacturer: Admiral Valve Llc Dba Cpv Manufacturing
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,check, cataloged under National Stock Number 4820-01-252-7817, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Admiral Valve Llc Dba Cpv Manufacturing. This item has 4 commercial cross-references 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)
ManufacturersAdmiral Valve Llc Dba Cpv Manufacturing (CAGE 99565)
Technical Specifications
ParameterValue
NSN4820-01-252-7817
Primary Part Number680-6 PL0138A
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerAdmiral Valve Llc Dba Cpv Manufacturing
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5330-00-146-2990 INTERCHANGEABLE
Gasket
5950-00-590-2223 INTERCHANGEABLE
Coil,radio Frequency
5330-00-595-60996806 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
5950-00-682-305328130 INTERCHANGEABLE
Transformer,power
Freed Transformer Co
5961-00-931-7875095451 INTERCHANGEABLE
Rectifier,semiconductor Device,u
Ge Aviation Systems Llc
4730-01-056-08536306 INTERCHANGEABLE
Clamp,hose
Epicor Industries Inc Ideal Div
4820-01-212-2573680-6 PL-138-C INTERCHANGEABLE
Valve,check
Admiral Valve Llc Dba Cpv Manufacturing
3610-01-229-22026806 INTERCHANGEABLE
Copying Machine,direct Electrost
Lockheed Martin Services, Llc
4820-01-277-9065680-6 PL0138E INTERCHANGEABLE
Valve,check
Admiral Valve Llc Dba Cpv Manufacturing
7510-01-315-20227000029850 INTERCHANGEABLE
Tab,signal
3m Company
Cross-Reference Index
Part NumberManufacturer
B3356XPL138A Admiral Valve Llc Dba Cpv Manufacturing (USA)
B3356 Admiral Valve Llc Dba Cpv Manufacturing (USA)
680-6 Admiral Valve Llc Dba Cpv Manufacturing (USA)
680-6 PL0138A PRIMARY Admiral Valve Llc Dba Cpv Manufacturing (USA)
Related Parts
5330-00-146-2990INTERCHANGEABLE
GASKET
5950-00-590-2223INTERCHANGEABLE
COIL,RADIO FREQUENCY
5330-00-595-6099INTERCHANGEABLE
SEAL,PLAIN ENCASED
6806
5950-00-682-3053INTERCHANGEABLE
TRANSFORMER,POWER
28130
5961-00-931-7875INTERCHANGEABLE
RECTIFIER,SEMICONDUCTOR DEVICE,U
095451
4730-01-056-0853INTERCHANGEABLE
CLAMP,HOSE
6306
4820-01-212-2573INTERCHANGEABLE
VALVE,CHECK
680-6 PL-138-C
3610-01-229-2202INTERCHANGEABLE
COPYING MACHINE,DIRECT ELECTROST
6806
4820-01-277-9065INTERCHANGEABLE
VALVE,CHECK
680-6 PL0138E
7510-01-315-2022INTERCHANGEABLE
TAB,SIGNAL
7000029850
5365-01-317-4291INTERCHANGEABLE
SHIM
B3356
5930-01-422-1688INTERCHANGEABLE
SWITCH,PUSH
6806

Frequently Asked Questions

What is NSN 4820-01-252-7817?

NSN 4820-01-252-7817 is a Valve,check, manufactured by Admiral Valve Llc Dba Cpv Manufacturing, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-252-7817?

NSN 4820-01-252-7817 has 4 cross-referenced part numbers: B3356XPL138A (Admiral Valve Llc Dba Cpv Manufacturing), B3356 (Admiral Valve Llc Dba Cpv Manufacturing), 680-6 (Admiral Valve Llc Dba Cpv Manufacturing), 680-6 PL0138A (Admiral Valve Llc Dba Cpv Manufacturing).

What NSN replaces 4820-01-252-7817?

There are 12 known substitutes for 4820-01-252-7817: 5330-00-146-2990, 5950-00-590-2223, 5330-00-595-6099 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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