PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SA24177Valve,check

Komatsu America Corporation · NSN 4820-00-507-2479 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-507-2479 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-507-2479. Primary manufacturer part number: SA24177.
Features
  • Valve,check — FSC 4820
  • 2 verified cross-references
  • Primary manufacturer: Komatsu America Corporation
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,check, cataloged under National Stock Number 4820-00-507-2479, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Komatsu America Corporation. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 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)
ManufacturersKomatsu America Corporation (CAGE 23926)
Technical Specifications
ParameterValue
NSN4820-00-507-2479
Primary Part NumberSA24177
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerKomatsu America Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5330-00-108-105324177 INTERCHANGEABLE
Gasket
Way Wolff Associates Inc
3020-00-609-922924177 INTERCHANGEABLE
Gear Cluster
Manitowoc Engineering Co Division of the Manitowoc Co Inc
5307-00-773-646124177 INTERCHANGEABLE
Stud
L3harris Technologies, Inc. Div Space and Airborne Systems
Cross-Reference Index
Part NumberManufacturer
SA24177 Komatsu America Corporation (USA)
24177 Komatsu America Corporation (USA)
Related Parts
5330-00-108-1053INTERCHANGEABLE
GASKET
24177
3020-00-609-9229INTERCHANGEABLE
GEAR CLUSTER
24177
5307-00-773-6461INTERCHANGEABLE
STUD
24177

Frequently Asked Questions

What is NSN 4820-00-507-2479?

NSN 4820-00-507-2479 is a Valve,check, manufactured by Komatsu America Corporation, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-507-2479?

NSN 4820-00-507-2479 has 2 cross-referenced part numbers: SA24177 (Komatsu America Corporation), 24177 (Komatsu America Corporation).

What NSN replaces 4820-00-507-2479?

There are 3 known substitutes for 4820-00-507-2479: 5330-00-108-1053, 3020-00-609-9229, 5307-00-773-6461. Verify interchangeability with system specifications before substitution.

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