PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5286Valve,poppet,engine

Eaton Corporation · NSN 2805-00-737-5035 · FSC 2805 · No Item Name Available
Verified by PartsTable
NSN 2805-00-737-5035 — this item is cataloged by the U.S. Government under National Stock Number 2805-00-737-5035. Primary manufacturer part number: 5286.
Features
  • Valve,poppet,engine — FSC 2805
  • Head Height: 0.1560 INCHES MINIMUM AND 0.1710 INCHES MAXIMUM IN
  • Carbon Relief Groove: NOT INCLUDED
  • Stem Diameter: 0.3710 INCHES MINIMUM AND 0.3720 INCHES MAXIMUM IN
  • Metallic Hardness Rating and Location: 50.0 ROCKWELL C MINIMUM TIP
  • Metallic Hardness Rating and Location: 55.0 ROCKWELL C MAXIMUM TIP
  • Chamfer Length: 0.0300 INCHES NOMINAL IN
  • Taper Angle in Deg: 15.0
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 2805-00-737-5035, is classified within Federal Supply Class 2805 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Eaton Corporation. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2805-00-737-5035
Primary Part Number5286
Item NameValve,poppet,engine
FSC / FSG2805 / 28 — No Item Name Available
ManufacturerEaton Corporation
StatusACTIVE
Head Height0.1560 INCHES MINIMUM AND 0.1710 INCHES MAXIMUM IN
Carbon Relief GrooveNOT INCLUDED
Stem Diameter0.3710 INCHES MINIMUM AND 0.3720 INCHES MAXIMUM IN
Metallic Hardness Rating and Location50.0 ROCKWELL C MINIMUM TIP
Metallic Hardness Rating and Location55.0 ROCKWELL C MAXIMUM TIP
Chamfer Length0.0300 INCHES NOMINAL IN
Taper Angle in Deg15.0
Stem Length5.5395 INCHES MINIMUM AND 5.5545 INCHES MAXIMUM IN
Minor Diameter Length0.1900 INCHES NOMINAL IN
Head StyleFLAT
Chamfer Angle in Deg45.0
Seat Angle in Deg45.0
Distance From Minor Diameter to Stem End0.2190 INCHES MINIMUM AND 0.2210 INCHES MAXIMUM IN
Outside Diameter1.4630 INCHES MINIMUM AND 1.4730 INCHES MAXIMUM IN
Minor Outside Diameter0.2450 INCHES MINIMUM AND 0.2490 INCHES MAXIMUM IN
Neck Radius0.3100 INCHES NOMINAL IN
Stem StyleTAPERED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5910-00-101-4676 INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
5950-00-253-5154TF5-286 INTERCHANGEABLE
Transformer,power
Eldec Aerospace Corp
2805-00-528-6389800829 INTERCHANGEABLE
Valve,poppet,engine
General Motors Corp
5360-00-781-6954 INTERCHANGEABLE
Spring,helical,compression
5330-00-883-0713G9-239216 INTERCHANGEABLE
Gasket
Norwalk Compreseer Company Inc Dba Norwalk Compressor Company
5950-00-938-11171619-63-3 INTERCHANGEABLE
Transformer,radio Frequency
Frequency Electronics Inc
5905-01-027-3548914103-2 INTERCHANGEABLE
Resistor,variable,wire Wound,pre
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
2640-01-169-4703 INTERCHANGEABLE
Cap,pneumatic Valve
5331-01-190-190306689908303 INTERCHANGEABLE
O-Ring
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
2510-01-195-68645286 INTERCHANGEABLE
Bracket,frame
Pdi Ground Support Systems, Inc.
Cross-Reference Index
Part NumberManufacturer
5286 PRIMARY Eaton Corporation (USA)
800829 Am General Llc (USA)
AS1940 Trw Inc Trw Intl Trade Government Sales Dept (USA)
7375035 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
AS1940 Barmatic Products Co (USA)
Related Parts
5910-00-101-4676INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
5950-00-253-5154INTERCHANGEABLE
TRANSFORMER,POWER
TF5-286
2805-00-528-6389INTERCHANGEABLE
VALVE,POPPET,ENGINE
800829
5360-00-781-6954INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
5330-00-883-0713INTERCHANGEABLE
GASKET
G9-239216
5950-00-938-1117INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
1619-63-3
5905-01-027-3548INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,PRE
914103-2
2640-01-169-4703INTERCHANGEABLE
CAP,PNEUMATIC VALVE
5331-01-190-1903INTERCHANGEABLE
O-RING
06689908303
2510-01-195-6864INTERCHANGEABLE
BRACKET,FRAME
5286
5360-01-271-5729INTERCHANGEABLE
SPRING
5286
3120-01-285-6970INTERCHANGEABLE
BEARING,WASHER,THRUST
800-829

Frequently Asked Questions

What is NSN 2805-00-737-5035?

NSN 2805-00-737-5035 is a Valve,poppet,engine, manufactured by Eaton Corporation, classified under FSC 2805 (No Item Name Available). Status: active.

What are the part numbers for NSN 2805-00-737-5035?

NSN 2805-00-737-5035 has 5 cross-referenced part numbers: 5286 (Eaton Corporation), 800829 (Am General Llc), AS1940 (Trw Inc Trw Intl Trade Government Sales Dept), 7375035 (U S Army Tank Automotive Command Amsta-Im-Mm), AS1940 (Barmatic Products Co).

What NSN replaces 2805-00-737-5035?

There are 12 known substitutes for 2805-00-737-5035: 5910-00-101-4676, 5950-00-253-5154, 2805-00-528-6389 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5286?

Key specifications for 5286: Head Height: 0.1560 INCHES MINIMUM AND 0.1710 INCHES MAXIMUM IN; Carbon Relief Groove: NOT INCLUDED; Stem Diameter: 0.3710 INCHES MINIMUM AND 0.3720 INCHES MAXIMUM IN; Metallic Hardness Rating and Location: 50.0 ROCKWELL C MINIMUM TIP. 17 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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