PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6-0525-1Valve,check

Triumph Actuation Systems - Yakima, Llc Dba Triumph Actuation Systems - Yakima Llc · NSN 4820-01-641-9913 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-641-9913 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-641-9913. Primary manufacturer part number: 6-0525-1.
Features
  • Valve,check — FSC 4820
  • Style Designator: "Y" ANGLE FLANGED ENDS
  • 1 verified cross-reference
  • Primary manufacturer: Triumph Actuation Systems - Yakima, Llc Dba Triumph Actuation Systems - Yakima Llc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,check, cataloged under National Stock Number 4820-01-641-9913, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Triumph Actuation Systems - Yakima, Llc Dba Triumph Actuation Systems - Yakima Llc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-641-9913
Primary Part Number6-0525-1
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTriumph Actuation Systems - Yakima, Llc Dba Triumph Actuation Systems - Yakima Llc
StatusACTIVE
Style Designator"Y" ANGLE FLANGED ENDS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5330-00-571-9716605251 INTERCHANGEABLE
Gasket
The Walworth Company
9540-00-931-7258 INTERCHANGEABLE
Beam,structural
4720-01-194-3505605251 INTERCHANGEABLE
Hose
Bfm Transport Dynamics Corp
5340-01-586-792960525-1 INTERCHANGEABLE
Bracket,mounting
Rotating Precision Mechanisms, Inc. Dba Rotating Precision Mechanisms Inc
Cross-Reference Index
Part NumberManufacturer
6-0525-1 PRIMARY Triumph Actuation Systems - Yakima, Llc Dba Triumph Actuation Systems - Yakima Llc (USA)
Related Parts
5330-00-571-9716INTERCHANGEABLE
GASKET
605251
9540-00-931-7258INTERCHANGEABLE
BEAM,STRUCTURAL
4720-01-194-3505INTERCHANGEABLE
HOSE
605251
5340-01-586-7929INTERCHANGEABLE
BRACKET,MOUNTING
60525-1

Frequently Asked Questions

What is NSN 4820-01-641-9913?

NSN 4820-01-641-9913 is a Valve,check, manufactured by Triumph Actuation Systems - Yakima, Llc Dba Triumph Actuation Systems - Yakima Llc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-641-9913?

NSN 4820-01-641-9913 has 1 cross-referenced part number: 6-0525-1 (Triumph Actuation Systems - Yakima, Llc Dba Triumph Actuation Systems - Yakima Llc).

What NSN replaces 4820-01-641-9913?

There are 4 known substitutes for 4820-01-641-9913: 5330-00-571-9716, 9540-00-931-7258, 4720-01-194-3505 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6-0525-1?

Key specifications for 6-0525-1: Style Designator: "Y" ANGLE FLANGED ENDS. 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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