NSN 4810-01-271-0233 — this item is cataloged by the U.S. Government under National Stock Number 4810-01-271-0233. Manufacturer of record part number: 255766 PIECE 7.
Manufacturer of record: Huntington Ingalls Inc Div Newport News Shipbuilding
Identification
NSN: 4810-01-271-0233
NIIN: 012710233
FSC: 4810 — Valves, Powered
FSG: 48 — Valves
Primary part number: 255766 PIECE 7
Manufacturer: Huntington Ingalls Inc Div Newport News Shipbuilding
General Description
The Stem,fluid Valve, cataloged under National Stock Number 4810-01-271-0233, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Huntington Ingalls Inc Div Newport News Shipbuilding. Government technical data includes 1 specification, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
Technical Specifications
Parameter
Value
NSN
4810-01-271-0233
Primary Part Number
255766 PIECE 7
Item Name
Stem,fluid Valve
FSC / FSG
4810 / 48 — Valves, Powered
Manufacturer
Huntington Ingalls Inc Div Newport News Shipbuilding
Huntington Ingalls Inc Div Newport News Shipbuilding (USA)
Reference documents
Reference
Meaning
255766PIECE7
C/1Advisory reference — outside the item-of-supply concept
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 4810-01-271-0233?
NSN 4810-01-271-0233 is a Stem,fluid Valve, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 4810, Valves, Powered. Status: active.
What part numbers are listed for NSN 4810-01-271-0233?
NSN 4810-01-271-0233 has 1 manufacturer part number on file: 255766 PIECE 7 (Huntington Ingalls Inc Div Newport News Shipbuilding).
What are the specifications of 255766 PIECE 7?
Key specifications for 255766 PIECE 7: Stem Actuating End Type: THREADED INTERNALLY; Overall Length: 3.000 INCHES NOMINAL IN. 1 specification is documented in the U.S. Government catalog.
Is NSN 4810-01-271-0233 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.