PartsTable TECHNICAL DATA SHEET

NSN 4810-01-172-9003Government record, cited

Seat, Valve4810-01-172-9003

NSN 4810-01-172-9003 · NIIN 011729003 · Part number 55-D-235

Derbyshire Machine & Tool Co · FSC 4810 — Valves, Powered · FSG 48 — Valves · CAGE 71905

Government record, cited

NSN 4810-01-172-9003 — this item is cataloged by the U.S. Government under National Stock Number 4810-01-172-9003. Manufacturer of record part number: 55-D-235.

Also searched as 4810-01-172-9003 · 4810011729003 · NIIN 011729003 · 01-172-9003 · FSC 4810 Valves, Powered · CAGE 71905 · 55-D-235 · 508-4325844 PC 19

Nearby stock numbers ← 4810-01-172-9002 Seat, Valve · 4810-01-172-9121 Seat, Valve →

4810-01-172-9003 — Valves, Powered

Features

Seat,valve — FSC 4810
1 manufacturer part number on file
Manufacturer of record: Derbyshire Machine & Tool Co

Identification

NSN: 4810-01-172-9003
NIIN: 011729003
FSC: 4810 — Valves, Powered
FSG: 48 — Valves
Primary part number: 55-D-235
Manufacturer: Derbyshire Machine & Tool Co

General Description

The Seat,valve, cataloged under National Stock Number 4810-01-172-9003, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Derbyshire Machine & Tool Co. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Seat,valve
FSC / FSG	4810 — Valves, Powered (FSG 48)
Manufacturers	Derbyshire Machine & Tool Co (CAGE 71905)

Technical Specifications

Parameter	Value
NSN	4810-01-172-9003
Primary Part Number	55-D-235
Item Name	Seat,valve
FSC / FSG	4810 / 48 — Valves, Powered
Manufacturer	Derbyshire Machine & Tool Co
Status	ACTIVE

Lifecycle & Compliance

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

Cross-Reference Index

Part Number	Manufacturer
55-D-235	Derbyshire Machine & Tool Co (USA)

Reference documents

Reference	Meaning
508-4325844 PC 19	3/2 Design control — primary reference U.S. Government activity

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.

4810-00-001-1247

4810-00-001-1247 · Item name not on file

4810-00-001-4499

VALVE,SOLENOID

4810-00-001-4531

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

4810-00-001-4532

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 4810-01-172-9003?

NSN 4810-01-172-9003 is a Seat,valve, manufactured by Derbyshire Machine & Tool Co, classified under FSC 4810, Valves, Powered. Status: active.

What part numbers are listed for NSN 4810-01-172-9003?

NSN 4810-01-172-9003 has 1 manufacturer part number on file: 55-D-235 (Derbyshire Machine & Tool Co).

Is NSN 4810-01-172-9003 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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