PartsTable TECHNICAL DATA SHEET
NSN 2805-00-482-5961Government record, cited

Valve, Poppet, Engine2805-00-482-5961

NSN 2805-00-482-5961 · NIIN 004825961
FSC 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components · FSG 28 — Engines, Turbines, and Components
Government record, cited
Also searched as  2805-00-482-5961 · 2805004825961 · NIIN 004825961 · 00-482-5961 · FSC 2805 Gasoline Reciprocating Engines, Except Aircraft; and Components · 32783 · 32783
Nearby stock numbers  ·
Features
  • Valve,poppet,engine — FSC 2805
  • Stem Diameter: 0.3100 INCHES NOMINAL IN
  • Head Height: 0.1650 INCHES NOMINAL IN
  • Stem Length: 3.8250 INCHES NOMINAL IN
  • Seat Angle in Deg: 45.0
  • Chamfer Length: 0.0900 INCHES NOMINAL IN
  • Neck Radius: 0.2500 INCHES NOMINAL IN
  • Minor Outside Diameter: 0.0120 INCHES NOMINAL IN
Identification
  • NSN: 2805-00-482-5961
  • NIIN: 004825961
  • FSC: 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components
  • FSG: 28 — Engines, Turbines, and Components
General Description

The Valve,poppet,engine, cataloged under National Stock Number 2805-00-482-5961, is classified within Federal Supply Class 2805 (Gasoline Reciprocating Engines, Except Aircraft; and Components) of the Engines, Turbines, and Components group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2805-00-482-5961
Item NameValve,poppet,engine
FSC / FSG2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; and Components
StatusACTIVE
Stem Diameter0.3100 INCHES NOMINAL IN
Head Height0.1650 INCHES NOMINAL IN
Stem Length3.8250 INCHES NOMINAL IN
Seat Angle in Deg45.0
Chamfer Length0.0900 INCHES NOMINAL IN
Neck Radius0.2500 INCHES NOMINAL IN
Minor Outside Diameter0.0120 INCHES NOMINAL IN
Outside Diameter1.2200 INCHES NOMINAL IN
Stem StyleTAPERED
Taper Angle in Deg15.0
Head StyleFLAT
Distance From Minor Diameter to Stem End0.3320 INCHES NOMINAL IN
Carbon Relief GrooveNOT INCLUDED
Minor Diameter Length0.1900 INCHES NOMINAL IN
Chamfer Angle in Deg37.0
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
⇄ Related Items 3
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
3455-01-046-1491 POSSIBLE MATCH
FILE,ROTARY
Possible match (shared part number)
5330-01-157-1738B-32783 POSSIBLE MATCH
RETAINER
Possible match (shared part number)Brunswick Corp Dba Mercury Marine Div Mercury Marine
5365-01-277-372232783 POSSIBLE MATCH
RETAINER HIGH TENSI
Possible match (shared part number)Brunswick Corp Dba Mercury Marine Div Mercury Marine
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
ReferenceMeaning
32783 5/9 Secondary reference
Tecumseh Products Company Llc Div Tecumseh Compressor Co. Llc
32783 3/9 Design control — primary reference
Lauson Division of Tecumseh Products Co
Related Parts
3455-01-046-1491POSSIBLE MATCH
FILE,ROTARY
5330-01-157-1738POSSIBLE MATCH
RETAINER
B-32783
5365-01-277-3722POSSIBLE MATCH
RETAINER HIGH TENSI
32783

Frequently Asked Questions

What is NSN 2805-00-482-5961?

NSN 2805-00-482-5961 is a Valve,poppet,engine, classified under FSC 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. Status: active.

What NSN replaces 2805-00-482-5961?

3 possible matches (shared part number, not a government interchangeability claim): 3455-01-046-1491, 5330-01-157-1738, 5365-01-277-3722. Verify interchangeability with system specifications before substitution.

What are the specifications of 2805-00-482-5961?

Key specifications for 2805-00-482-5961: Stem Diameter: 0.3100 INCHES NOMINAL IN; Head Height: 0.1650 INCHES NOMINAL IN; Stem Length: 3.8250 INCHES NOMINAL IN; Seat Angle in Deg: 45.0. 16 specifications are documented in the U.S. Government catalog.

Is NSN 2805-00-482-5961 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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