The Valve Extension,tire, cataloged under National Stock Number 2640-00-560-1607, is classified within Federal Supply Class 2640 (Tire Rebuilding and Tire and Tube Repair Materials) of the Tires and Tubes group. The manufacturer of record is Dill Air Controls Products Llc Dba Dill Air Controls Products Llc. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2640-00-560-1607 |
| Primary Part Number | SK-1492-GOVT |
| Item Name | Valve Extension,tire |
| FSC / FSG | 2640 / 26 — Tire Rebuilding and Tire and Tube Repair Materials |
| Manufacturer | Dill Air Controls Products Llc Dba Dill Air Controls Products Llc |
| Status | ACTIVE |
| Unit Package Type | BOX |
| Design Type | RIGID-METAL |
| Bore Size Designation | STANDARD |
| Style Designator | EXTENSION, STRAIGHT |
| Effective Length | 8.000 INCHES NOMINAL IN |
| Unit Package Quantity | 10 |
| Accessory Type | VALVE |
| Size Designation | STANDARD |
| External Thread Size | 0.302-32 |
| Internal Thread Size | 0.310-32 |
| Item Type Category | ACCESSORY |
| Furnished Items and Quantity | CAP,PNEUMATIC VALVE 1 |
| Valve Core Accommodation | INCLUDED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| SK-1492-GOVT PRIMARY | Dill Air Controls Products Llc Dba Dill Air Controls Products Llc (USA) |
| Reference | Meaning |
|---|---|
| D58977 | 5/9 Secondary reference Koehring Co Lorain Div |
| SK1492 | 5/9 Secondary reference Eaton Corporation Dba Air Controls Division Div Air Controls Division |
| D58977 | 5/9 Secondary reference Koehring Cranes and Excavators Inc Sub of Northwest Engineering Co |
NSN 2640-00-560-1607 is a Valve Extension,tire, manufactured by Dill Air Controls Products Llc Dba Dill Air Controls Products Llc, classified under FSC 2640, Tire Rebuilding and Tire and Tube Repair Materials. Status: active.
NSN 2640-00-560-1607 has 1 manufacturer part number on file: SK-1492-GOVT (Dill Air Controls Products Llc Dba Dill Air Controls Products Llc).
Key specifications for SK-1492-GOVT: Unit Package Type: BOX; Design Type: RIGID-METAL; Bore Size Designation: STANDARD; Style Designator: EXTENSION, STRAIGHT. 13 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.