PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A982Valve,poppet,engine

Sterling Div Federal Mogul Corp · NSN 2805-00-428-3543 · FSC 2805 · No Item Name Available
Verified by PartsTable
NSN 2805-00-428-3543 — this item is cataloged by the U.S. Government under National Stock Number 2805-00-428-3543. Primary manufacturer part number: A982.
Features
  • Valve,poppet,engine — FSC 2805
  • Stem Diameter: 0.3125 INCHES NOMINAL IN
  • Groove Width: 0.1000 INCHES NOMINAL IN
  • Seat Angle in Deg: 45.0
  • Distance From Groove to Stem End: 0.2812 INCHES NOMINAL IN
  • Neck Radius: 0.1875 INCHES NOMINAL IN
  • Groove Diameter: 0.2700 INCHES NOMINAL IN
  • Metallic Hardness Rating and Location: 41.0 ROCKWELL C MINIMUM TIP
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 2805-00-428-3543, is classified within Federal Supply Class 2805 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Sterling Div Federal Mogul Corp. Government technical data includes 15 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2805-00-428-3543
Primary Part NumberA982
Item NameValve,poppet,engine
FSC / FSG2805 / 28 — No Item Name Available
ManufacturerSterling Div Federal Mogul Corp
StatusCANCELLED
Stem Diameter0.3125 INCHES NOMINAL IN
Groove Width0.1000 INCHES NOMINAL IN
Seat Angle in Deg45.0
Distance From Groove to Stem End0.2812 INCHES NOMINAL IN
Neck Radius0.1875 INCHES NOMINAL IN
Groove Diameter0.2700 INCHES NOMINAL IN
Metallic Hardness Rating and Location41.0 ROCKWELL C MINIMUM TIP
Outside Diameter1.0625 INCHES NOMINAL IN
Chamfer Angle in Deg45.0
Head Height0.1094 INCHES NOMINAL IN
Stem StyleGROOVED
Stem Length3.9844 INCHES NOMINAL IN
Carbon Relief GrooveNOT INCLUDED
Head StyleFLAT
Chamfer Length0.0312 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
3110-00-183-721971301C91 INTERCHANGEABLE
Bearing,ball,thrust
Dressta North America Ltd
5365-00-737-315818-228-7 INTERCHANGEABLE
Shim Set
Dana Corp Spicer Transmission Div
5910-01-385-8628240010 INTERCHANGEABLE
Capacitor,fixed,electrolytic
Datron World Communications, Inc.
6515-01-514-6297240.010 INTERCHANGEABLE
Bone Plate
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
7025-01-717-52182400-10 INTERCHANGEABLE
Digital Pen
Symetrica Inc
Cross-Reference Index
Part NumberManufacturer
A982 Sterling Div Federal Mogul Corp (USA)
240010 Essex Industries, Inc. Dba Essex Industries (USA)
Related Parts
3110-00-183-7219INTERCHANGEABLE
BEARING,BALL,THRUST
71301C91
5365-00-737-3158INTERCHANGEABLE
SHIM SET
18-228-7
5910-01-385-8628INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
240010
6515-01-514-6297INTERCHANGEABLE
BONE PLATE
240.010
7025-01-717-5218INTERCHANGEABLE
DIGITAL PEN
2400-10

Frequently Asked Questions

What is NSN 2805-00-428-3543?

NSN 2805-00-428-3543 is a Valve,poppet,engine, manufactured by Sterling Div Federal Mogul Corp, classified under FSC 2805 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2805-00-428-3543?

NSN 2805-00-428-3543 has 2 cross-referenced part numbers: A982 (Sterling Div Federal Mogul Corp), 240010 (Essex Industries, Inc. Dba Essex Industries).

What NSN replaces 2805-00-428-3543?

There are 5 known substitutes for 2805-00-428-3543: 3110-00-183-7219, 5365-00-737-3158, 5910-01-385-8628 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A982?

Key specifications for A982: Stem Diameter: 0.3125 INCHES NOMINAL IN; Groove Width: 0.1000 INCHES NOMINAL IN; Seat Angle in Deg: 45.0; Distance From Groove to Stem End: 0.2812 INCHES NOMINAL IN. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2805-00-428-3543 still in active supply?

NSN 2805-00-428-3543 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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