The Valve Extension,tire, cataloged under National Stock Number 2640-00-338-2705, is classified within Federal Supply Class 2640 (No Item Name Available) of the Tires and Tubes group. The primary manufacturer of record is Chief of Engineers Dept of Army. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2640-00-338-2705 |
| Primary Part Number | 8170-25-13 |
| Item Name | Valve Extension,tire |
| FSC / FSG | 2640 / 26 — No Item Name Available |
| Manufacturer | Chief of Engineers Dept of Army |
| Status | ACTIVE |
| Valve Core Accommodation | NOT INCLUDED |
| Bore Size Designation | STANDARD |
| Accessory Type | VALVE |
| Tire Valve Designation | TR-5007 |
| Style Designator | EXTENSION, STRAIGHT |
| Item Type Category | ACCESSORY |
| Effective Length | 4.438 INCHES NOMINAL IN |
| External Thread Size | 0.302-32 |
| Internal Thread Size | 0.302-32 |
| Design Type | RIGID-METAL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2640003382705 | E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 8170-25-13 PRIMARY | Chief of Engineers Dept of Army (USA) |
| 4820 | Schrader-Bridgeport International Inc Dba Schrader Automotive (USA) |
| 8379685 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 482 | Scovill Inc Schrader Bellows Div (USA) |
| 048200507 PRIMARY | Schrader-Bridgeport International Inc Dba Schrader Automotive (USA) |
| CPR101421 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 4820 | Scovill Inc Schrader Bellows Div (USA) |
NSN 2640-00-338-2705 is a Valve Extension,tire, manufactured by Chief of Engineers Dept of Army, classified under FSC 2640 (No Item Name Available). Status: active.
NSN 2640-00-338-2705 has 8 cross-referenced part numbers: 2640003382705 (E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales), 8170-25-13 (Chief of Engineers Dept of Army), 4820 (Schrader-Bridgeport International Inc Dba Schrader Automotive), 8379685 (U S Army Tank Automotive Command Amsta-Im-Mm), 482 (Scovill Inc Schrader Bellows Div) and 3 more.
There are 12 known substitutes for 2640-00-338-2705: 7530-00-285-2917, 2920-00-342-7796, 4730-00-389-8243 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 8170-25-13: Valve Core Accommodation: NOT INCLUDED; Bore Size Designation: STANDARD; Accessory Type: VALVE; Tire Valve Designation: TR-5007. 11 total characteristics are documented in the Federal Logistics Information System.