The Guide,valve Stem, cataloged under National Stock Number 2805-00-999-2297, 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 17 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2805-00-999-2297 |
| Primary Part Number | 10921801 |
| 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 |
| Bore Diameter | 0.4360 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN |
| Bb End Shank Diameter | 0.665 INCHES MINIMUM AND 0.675 INCHES MAXIMUM IN |
| Bb End Chamfer Angle in Deg | 45.0 |
| Major Diameter Length | 2.157 INCHES NOMINAL IN |
| Material | STEEL |
| Style Designator | PLAIN, SHOULDERED |
| Countersink Angle in Deg | 45.0 |
| Aa End Radius | 0.015 INCHES NOMINAL IN |
| Outside Diameter | 0.437 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN |
| Bore Countersink | INCLUDED |
| Countersink Length | 0.040 INCHES MAXIMUM IN |
| Countersink Location | BB END |
| Metallic Hardness Rating | 28.0 MINIMUM ROCKWELL C |
| Bore Counterbore | NOT INCLUDED |
| Shoulder First Fillet Radius | 0.031 INCHES NOMINAL IN |
| Bb End Chamfer Length | 0.015 INCHES NOMINAL IN |
| Countersink Length | 0.030 INCHES MINIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 2805-00-999-2297 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 2805-00-999-2297 has 2 cross-referenced part numbers: 5756 (Ertel Mfg Corp), 10921801 (U S Army Tank Automotive Command Amsta-Im-Mm).
There are 9 known substitutes for 2805-00-999-2297: 5950-00-237-2604, 6640-00-290-2255, 5330-00-383-8702 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for 10921801: Bore Diameter: 0.4360 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN; Bb End Shank Diameter: 0.665 INCHES MINIMUM AND 0.675 INCHES MAXIMUM IN; Bb End Chamfer Angle in Deg: 45.0; Major Diameter Length: 2.157 INCHES NOMINAL IN. 18 total characteristics are documented in the Federal Logistics Information System.