Seat, Valve4810-00-858-0751

NSN 4810-00-858-0751 · NIIN 008580751 · Part number U520201

Triumph Thermal Systems, Llc · FSC 4810 — Valves, Powered · FSG 48 — Valves · CAGE 78943

Government record, cited

NSN 4810-00-858-0751 — this item is cataloged by the U.S. Government under National Stock Number 4810-00-858-0751. Manufacturer of record part number: U520201.

Also searched as 4810-00-858-0751 · 4810008580751 · NIIN 008580751 · 00-858-0751 · FSC 4810 Valves, Powered · CAGE 78943 · U520201

Nearby stock numbers ← 4810-00-858-0725 Plate, Spring · 4810-00-858-1345 →

4810-00-858-0751 — Valves, Powered

Features

Seat,valve — FSC 4810
1 manufacturer part number on file
Manufacturer of record: Triumph Thermal Systems, Llc

Identification

NSN: 4810-00-858-0751
NIIN: 008580751
FSC: 4810 — Valves, Powered
FSG: 48 — Valves
Primary part number: U520201
Manufacturer: Triumph Thermal Systems, Llc

General Description

The Seat,valve, cataloged under National Stock Number 4810-00-858-0751, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Triumph Thermal Systems, Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4810-00-858-0751
Primary Part Number	U520201
Item Name	Seat,valve
FSC / FSG	4810 / 48 — Valves, Powered
Manufacturer	Triumph Thermal Systems, Llc
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
U520201 PRIMARY	Triumph Thermal Systems, Llc (USA)

No interchangeability data on file.

Other items in FSC 4810 — Valves, Powered

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

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4810-00-001-4531 · Item name not on file

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4810-00-001-4532 · Item name not on file

4810-00-001-4554

4810-00-001-4554 · Item name not on file

4810-00-001-4555

4810-00-001-4555 · Item name not on file

4810-00-001-4556

4810-00-001-4556 · Item name not on file

4810-00-001-4611

4810-00-001-4611 · Item name not on file

Frequently Asked Questions

What is NSN 4810-00-858-0751?

NSN 4810-00-858-0751 is a Seat,valve, manufactured by Triumph Thermal Systems, Llc, classified under FSC 4810, Valves, Powered. Status: active.

What part numbers are listed for NSN 4810-00-858-0751?

NSN 4810-00-858-0751 has 1 manufacturer part number on file: U520201 (Triumph Thermal Systems, Llc).

What are the specifications of U520201?

Key specifications for U520201: End Item Identification: ENGINE MODEL T56-A-14. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4810-00-858-0751 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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