PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

310651Valve,poppet,engine

New Holland N.v.nc. · NSN 2815-00-682-7637 · FSC 2815 · No Item Name Available
Verified by PartsTable
NSN 2815-00-682-7637 — this item is cataloged by the U.S. Government under National Stock Number 2815-00-682-7637. Primary manufacturer part number: 310651.
Features
  • Valve,poppet,engine — FSC 2815
  • Outside Diameter: 1.5050 INCHES MINIMUM AND 1.5150 INCHES MAXIMUM IN
  • Neck Radius: 0.3200 INCHES NOMINAL IN
  • Stem Diameter: 0.3405 INCHES MINIMUM AND 0.3410 INCHES MAXIMUM IN
  • Seat Angle in Deg: 45.0
  • Carbon Relief Groove: NOT INCLUDED
  • Stem Style: TAPERED
  • Head Height: 0.1719 INCHES NOMINAL IN
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 2815-00-682-7637, is classified within Federal Supply Class 2815 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is New Holland N.v.nc.. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 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
NSN2815-00-682-7637
Primary Part Number310651
Item NameValve,poppet,engine
FSC / FSG2815 / 28 — No Item Name Available
ManufacturerNew Holland N.v.nc.
StatusACTIVE
Outside Diameter1.5050 INCHES MINIMUM AND 1.5150 INCHES MAXIMUM IN
Neck Radius0.3200 INCHES NOMINAL IN
Stem Diameter0.3405 INCHES MINIMUM AND 0.3410 INCHES MAXIMUM IN
Seat Angle in Deg45.0
Carbon Relief GrooveNOT INCLUDED
Stem StyleTAPERED
Head Height0.1719 INCHES NOMINAL IN
Metallic Hardness Rating and Location35.0 ROCKWELL C MINIMUM STEM AND 45.0 ROCKWELL C MAXIMUM STEM
Distance From Minor Diameter to Stem End0.1990 INCHES MINIMUM AND 0.2010 INCHES MAXIMUM IN
Minor Outside Diameter0.2450 INCHES MINIMUM AND 0.2490 INCHES MAXIMUM IN
Chamfer Angle in Deg45.0
Taper Angle in Deg15.0
Minor Diameter Length0.1900 INCHES NOMINAL IN
Head StyleFLAT
Chamfer Length0.0312 INCHES NOMINAL IN
Stem Length5.7320 INCHES MINIMUM AND 5.7470 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4320-00-038-06276505 INTERCHANGEABLE
Deflector,dirt and Liquid
Ohler Mfg Co Inc
3455-00-232-409819952 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
4920-00-331-7398 INTERCHANGEABLE
Fixture,aircraft Maintenance
4730-00-820-30796505-2-275 INTERCHANGEABLE
Coupling,tube
Danfoss Power Solutions II, Llc
5930-01-024-49216505 INTERCHANGEABLE
Switch,thermostatic
Electro Impulse Laboratory Inc Dba Electro Impulse Inc
6640-01-063-8888650-5 INTERCHANGEABLE
Spatula,laboratory
Coorstek Inc Div Headquarters
5365-01-091-109331065-1 INTERCHANGEABLE
Shim
The Dewey Electronics Corporation Div Pitometer Log Division
2530-01-214-3235 INTERCHANGEABLE
Adjuster,slack,brake
4320-01-243-638531-0651 INTERCHANGEABLE
Housing,liquid Pump
Grundfos Pumps Corp
4920-01-273-08086505 INTERCHANGEABLE
Test Stand,hydraulic System Comp
Mirada Research & Manufacturing, Inc.
Cross-Reference Index
Part NumberManufacturer
310651 Ford Motor Company (USA)
310651 PRIMARY New Holland N.v.nc. (USA)
6505 Ford Motor Company (USA)
310651 Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
E-608 Gould Inc Industrial Marketing Div (USA)
Related Parts
4320-00-038-0627INTERCHANGEABLE
DEFLECTOR,DIRT AND LIQUID
6505
3455-00-232-4098INTERCHANGEABLE
REAMER,MACHINE
19952
4920-00-331-7398INTERCHANGEABLE
FIXTURE,AIRCRAFT MAINTENANCE
4730-00-820-3079INTERCHANGEABLE
COUPLING,TUBE
6505-2-275
5930-01-024-4921INTERCHANGEABLE
SWITCH,THERMOSTATIC
6505
6640-01-063-8888INTERCHANGEABLE
SPATULA,LABORATORY
650-5
5365-01-091-1093INTERCHANGEABLE
SHIM
31065-1
2530-01-214-3235INTERCHANGEABLE
ADJUSTER,SLACK,BRAKE
4320-01-243-6385INTERCHANGEABLE
HOUSING,LIQUID PUMP
31-0651
4920-01-273-0808INTERCHANGEABLE
TEST STAND,HYDRAULIC SYSTEM COMP
6505
5330-01-288-7719INTERCHANGEABLE
GASKET
6505
5985-01-593-7533INTERCHANGEABLE
WAVEGUIDE ASSEMBLY
650-5

Frequently Asked Questions

What is NSN 2815-00-682-7637?

NSN 2815-00-682-7637 is a Valve,poppet,engine, manufactured by New Holland N.v.nc., classified under FSC 2815 (No Item Name Available). Status: active.

What are the part numbers for NSN 2815-00-682-7637?

NSN 2815-00-682-7637 has 5 cross-referenced part numbers: 310651 (Ford Motor Company), 310651 (New Holland N.v.nc.), 6505 (Ford Motor Company), 310651 (Ford Motor Co Ford Parts and Service Div Government Part Sales), E-608 (Gould Inc Industrial Marketing Div).

What NSN replaces 2815-00-682-7637?

There are 12 known substitutes for 2815-00-682-7637: 4320-00-038-0627, 3455-00-232-4098, 4920-00-331-7398 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 310651?

Key specifications for 310651: Outside Diameter: 1.5050 INCHES MINIMUM AND 1.5150 INCHES MAXIMUM IN; Neck Radius: 0.3200 INCHES NOMINAL IN; Stem Diameter: 0.3405 INCHES MINIMUM AND 0.3410 INCHES MAXIMUM IN; Seat Angle in Deg: 45.0. 16 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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