PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

800829Valve,poppet,engine

General Motors Corp · NSN 2805-00-528-6389 · FSC 2805 · No Item Name Available
Verified by PartsTable
NSN 2805-00-528-6389 — this item is cataloged by the U.S. Government under National Stock Number 2805-00-528-6389. Primary manufacturer part number: 800829.
Features
  • Valve,poppet,engine — FSC 2805
  • Head Height: 0.1560 INCHES MINIMUM AND 0.1710 INCHES MAXIMUM IN
  • Seat Angle in Deg: 45.0
  • Outside Diameter: 1.4630 INCHES MINIMUM AND 1.4730 INCHES MAXIMUM IN
  • Chamfer Length: 0.0312 INCHES NOMINAL IN
  • Metallic Hardness Rating and Location: 50.0 ROCKWELL C MINIMUM TIP
  • Metallic Hardness Rating and Location: 55.0 ROCKWELL C MAXIMUM TIP
  • FSC Application Data: GASOLINE ENGINE
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Mechanical power generation
  • Drive system operation
General Description

The Valve,poppet,engine, cataloged under National Stock Number 2805-00-528-6389, is classified within Federal Supply Class 2805 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is General Motors Corp. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, 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
NSN2805-00-528-6389
Primary Part Number800829
Item NameValve,poppet,engine
FSC / FSG2805 / 28 — No Item Name Available
ManufacturerGeneral Motors Corp
StatusACTIVE
Head Height0.1560 INCHES MINIMUM AND 0.1710 INCHES MAXIMUM IN
Seat Angle in Deg45.0
Outside Diameter1.4630 INCHES MINIMUM AND 1.4730 INCHES MAXIMUM IN
Chamfer Length0.0312 INCHES NOMINAL IN
Metallic Hardness Rating and Location50.0 ROCKWELL C MINIMUM TIP
Metallic Hardness Rating and Location55.0 ROCKWELL C MAXIMUM TIP
FSC Application DataGASOLINE ENGINE
Distance From Minor Diameter to Stem End0.2190 INCHES MINIMUM AND 0.2210 INCHES MAXIMUM IN
Chamfer Angle in Deg45.0
Minor Diameter Length0.1900 INCHES NOMINAL IN
Stem StyleTAPERED
Taper Angle in Deg15.0
Neck Radius0.3100 INCHES NOMINAL IN
Stem Diameter0.3710 INCHES MINIMUM AND 0.3720 INCHES MAXIMUM IN
Stem Length5.5395 INCHES MINIMUM AND 5.5545 INCHES MAXIMUM IN
Minor Outside Diameter0.2450 INCHES MINIMUM AND 0.2490 INCHES MAXIMUM IN
Head StyleFLAT
Carbon Relief GrooveNOT INCLUDED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
2805-00-737-50355286 INTERCHANGEABLE
Valve,poppet,engine
Eaton Corporation
5331-01-190-190306689908303 INTERCHANGEABLE
O-Ring
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
3120-01-285-6970800-829 INTERCHANGEABLE
Bearing,washer,thrust
Lift-Tech Intl Inc Crane and Hoist Opns
5330-01-616-5434800829 INTERCHANGEABLE
Retainer,packing
Tim Price Inc. Dba Tim Price Inc
Cross-Reference Index
Part NumberManufacturer
1435 Allied Products Corp (USA)
800829 PRIMARY General Motors Corp (USA)
Related Parts
2805-00-737-5035INTERCHANGEABLE
VALVE,POPPET,ENGINE
5286
5331-01-190-1903INTERCHANGEABLE
O-RING
06689908303
3120-01-285-6970INTERCHANGEABLE
BEARING,WASHER,THRUST
800-829
5330-01-616-5434INTERCHANGEABLE
RETAINER,PACKING
800829

Frequently Asked Questions

What is NSN 2805-00-528-6389?

NSN 2805-00-528-6389 is a Valve,poppet,engine, manufactured by General Motors Corp, classified under FSC 2805 (No Item Name Available). Status: active.

What are the part numbers for NSN 2805-00-528-6389?

NSN 2805-00-528-6389 has 2 cross-referenced part numbers: 1435 (Allied Products Corp), 800829 (General Motors Corp).

What NSN replaces 2805-00-528-6389?

There are 4 known substitutes for 2805-00-528-6389: 2805-00-737-5035, 5331-01-190-1903, 3120-01-285-6970 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 800829?

Key specifications for 800829: Head Height: 0.1560 INCHES MINIMUM AND 0.1710 INCHES MAXIMUM IN; Seat Angle in Deg: 45.0; Outside Diameter: 1.4630 INCHES MINIMUM AND 1.4730 INCHES MAXIMUM IN; Chamfer Length: 0.0312 INCHES NOMINAL IN. 18 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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