PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1409M10P01Valve,check

Knight Aerospace Products, Inc. · NSN 4820-01-310-6502 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-310-6502 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-310-6502. Primary manufacturer part number: 1409M10P01.
Features
  • Valve,check — FSC 4820
  • Valve Size: 2.500 INCHES IN
  • 4 verified cross-references
  • Primary manufacturer: Knight Aerospace Products, Inc.
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,check, cataloged under National Stock Number 4820-01-310-6502, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Knight Aerospace Products, Inc.. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-310-6502
Primary Part Number1409M10P01
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerKnight Aerospace Products, Inc.
StatusACTIVE
Valve Size2.500 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
2810-00-037-686434212 INTERCHANGEABLE
Liner,reduction
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
6670-00-185-3121 INTERCHANGEABLE
Load Cell,force-Weight
4820-00-287-4234578-2.5 INTERCHANGEABLE
Valve,check
William Powell Company, the Dba Powell Valve Div the Starflo Corporation
5340-00-358-57111603365 INTERCHANGEABLE
Clamp,loop
Chrysler Realty Company Llc Dba Daimler Chrysler
5975-00-421-1317LA11 INTERCHANGEABLE
Conduit,metal,flexible
Electri-Flex Co
4730-00-937-300734212 INTERCHANGEABLE
Coupling,bellows Assembly
Senior Operations Llc Dba Metal Bellows Div Metal Bellows
4030-01-620-062834212 INTERCHANGEABLE
Swivel and Link Assembly
Mjt Holdings Llc
5305-01-631-1244101730-03 INTERCHANGEABLE
Screw,cap,socket Head
General Dynamics Land Systems Inc. Div Gdls Global Llc
Cross-Reference Index
Part NumberManufacturer
1409M10P01 PRIMARY Knight Aerospace Products, Inc. (USA)
34-212 General Electric Company (USA)
1409M10P01 Page Avjet Support Equipment Corp (USA)
1409M10P01 General Electric Company (USA)
Related Parts
2810-00-037-6864INTERCHANGEABLE
LINER,REDUCTION
34212
6670-00-185-3121INTERCHANGEABLE
LOAD CELL,FORCE-WEIGHT
4820-00-287-4234INTERCHANGEABLE
VALVE,CHECK
578-2.5
5340-00-358-5711INTERCHANGEABLE
CLAMP,LOOP
1603365
5975-00-421-1317INTERCHANGEABLE
CONDUIT,METAL,FLEXIBLE
LA11
4730-00-937-3007INTERCHANGEABLE
COUPLING,BELLOWS ASSEMBLY
34212
4030-01-620-0628INTERCHANGEABLE
SWIVEL AND LINK ASSEMBLY
34212
5305-01-631-1244INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
101730-03

Frequently Asked Questions

What is NSN 4820-01-310-6502?

NSN 4820-01-310-6502 is a Valve,check, manufactured by Knight Aerospace Products, Inc., classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-310-6502?

NSN 4820-01-310-6502 has 4 cross-referenced part numbers: 1409M10P01 (Knight Aerospace Products, Inc.), 34-212 (General Electric Company), 1409M10P01 (Page Avjet Support Equipment Corp), 1409M10P01 (General Electric Company).

What NSN replaces 4820-01-310-6502?

There are 8 known substitutes for 4820-01-310-6502: 2810-00-037-6864, 6670-00-185-3121, 4820-00-287-4234 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1409M10P01?

Key specifications for 1409M10P01: Valve Size: 2.500 INCHES IN. 1 total characteristics are documented in the Federal Logistics Information System.

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