The Guide,valve Stem, cataloged under National Stock Number 2805-00-737-8881, 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 13 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: Active.
| Parameter | Value |
|---|---|
| NSN | 2805-00-737-8881 |
| Primary Part Number | 7378881 |
| Item Name | Guide,valve Stem |
| FSC / FSG | 2805 / 28 — No Item Name Available |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Outside Diameter | 0.750 INCHES NOMINAL IN |
| Aa End Chamfer Length | 0.031 INCHES NOMINAL IN |
| Bb End Chamfer Angle in Deg | 15.0 |
| Style Designator | PLAIN FLANGED |
| Material | IRON CAST |
| Metallic Hardness Rating | 74.0 MINIMUM ROCKWELL B AND 91.0 MAXIMUM ROCKWELL B |
| Major Diameter Length | 0.094 INCHES NOMINAL IN |
| Bore Diameter | 0.4390 INCHES NOMINAL IN |
| Aa End Chamfer Angle in Deg | 45.0 |
| Bore Countersink | NOT INCLUDED |
| Bb End Shank Diameter | 0.627 INCHES NOMINAL IN |
| Bore Counterbore | NOT INCLUDED |
| Bb End Chamfer Length | 0.063 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 2805-00-737-8881 is a Guide,valve Stem, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 2805 (No Item Name Available). Status: active.
NSN 2805-00-737-8881 has 2 cross-referenced part numbers: 7378881 (U S Army Tank Automotive Command Amsta-Im-Mm), 4-2540 (General Motors Corp).
There are 5 known substitutes for 2805-00-737-8881: 2940-00-127-9440, 5965-00-783-8237, 2540-01-062-4079 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 7378881: Outside Diameter: 0.750 INCHES NOMINAL IN; Aa End Chamfer Length: 0.031 INCHES NOMINAL IN; Bb End Chamfer Angle in Deg: 15.0; Style Designator: PLAIN FLANGED. 14 total characteristics are documented in the Federal Logistics Information System.