The Chain Tightener, cataloged under National Stock Number 5340-01-137-0540, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Columbia Machine Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Item Name | Chain Tightener |
| FSC / FSG | 5340 — No Item Name Available (FSG 53) |
| Manufacturers | Columbia Machine Inc (CAGE 34462) |
| Parameter | Value |
|---|---|
| NSN | 5340-01-137-0540 |
| Primary Part Number | 4004-30 |
| Item Name | Chain Tightener |
| FSC / FSG | 5340 / 53 — No Item Name Available |
| Manufacturer | Columbia Machine Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 4004-30 PRIMARY | Columbia Machine Inc (USA) |
NSN 5340-01-137-0540 is a Chain Tightener, manufactured by Columbia Machine Inc, classified under FSC 5340 (No Item Name Available). Status: active.
NSN 5340-01-137-0540 has 1 cross-referenced part number: 4004-30 (Columbia Machine Inc).
There is 1 known substitute for 5340-01-137-0540: 5945-00-184-9637. Verify interchangeability with system specifications before substitution.