PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7378882Insert,engine Valve Seat

U S Army Tank Automotive Command Amsta-Im-Mm · NSN 2805-00-737-8882 · FSC 2805 · No Item Name Available
Verified by PartsTable
NSN 2805-00-737-8882 — this item is cataloged by the U.S. Government under National Stock Number 2805-00-737-8882. Primary manufacturer part number: 7378882.
Features
  • Insert,engine Valve Seat — FSC 2805
  • Style Designator: PLAIN
  • Hardness Rating: 45.0 ROCKWELL C MINIMUM AND 55.0 ROCKWELL C MAXIMUM BODY
  • Material: STEEL OVERALL
  • Hardness Rating: 45.0 ROCKWELL C MINIMUM AND 55.0 ROCKWELL C MAXIMUM FACE
  • Body Inside Diameter: 1.500 INCHES NOMINAL IN
  • Body Outside Diameter: 1.877 INCHES MINIMUM AND 1.878 INCHES MAXIMUM IN
  • Seat Angle in Deg: 45.000 NOMINAL
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Mechanical power generation
  • Drive system operation
General Description

The Insert,engine Valve Seat, cataloged under National Stock Number 2805-00-737-8882, is classified within Federal Supply Class 2805 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2805-00-737-8882
Primary Part Number7378882
Item NameInsert,engine Valve Seat
FSC / FSG2805 / 28 — No Item Name Available
ManufacturerU S Army Tank Automotive Command Amsta-Im-Mm
StatusACTIVE
Style DesignatorPLAIN
Hardness Rating45.0 ROCKWELL C MINIMUM AND 55.0 ROCKWELL C MAXIMUM BODY
MaterialSTEEL OVERALL
Hardness Rating45.0 ROCKWELL C MINIMUM AND 55.0 ROCKWELL C MAXIMUM FACE
Body Inside Diameter1.500 INCHES NOMINAL IN
Body Outside Diameter1.877 INCHES MINIMUM AND 1.878 INCHES MAXIMUM IN
Seat Angle in Deg45.000 NOMINAL
Seating Surface ShapeANGULAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6810-00-798-970210117 INTERCHANGEABLE
Indicator Solution
Hf Scientific Inc.
Cross-Reference Index
Part NumberManufacturer
7378882 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
4-2537 General Motors Llc Dba General Motors Llc (USA)
4-2537 General Motors Corp (USA)
Related Parts
6810-00-798-9702INTERCHANGEABLE
INDICATOR SOLUTION
10117

Frequently Asked Questions

What is NSN 2805-00-737-8882?

NSN 2805-00-737-8882 is a Insert,engine Valve Seat, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 2805 (No Item Name Available). Status: active.

What are the part numbers for NSN 2805-00-737-8882?

NSN 2805-00-737-8882 has 3 cross-referenced part numbers: 7378882 (U S Army Tank Automotive Command Amsta-Im-Mm), 4-2537 (General Motors Llc Dba General Motors Llc), 4-2537 (General Motors Corp).

What NSN replaces 2805-00-737-8882?

There is 1 known substitute for 2805-00-737-8882: 6810-00-798-9702. Verify interchangeability with system specifications before substitution.

What are the specifications of 7378882?

Key specifications for 7378882: Style Designator: PLAIN; Overall Height: 0.342 INCHES MINIMUM AND 0.347 INCHES MAXIMUM IN; Hardness Rating: 45.0 ROCKWELL C MINIMUM AND 55.0 ROCKWELL C MAXIMUM BODY; Material: STEEL OVERALL. 9 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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