The Coupler,drawbar,ring, cataloged under National Stock Number 2540-00-478-8099, is classified within Federal Supply Class 2540 (Vehicular Furniture and Accessories) of the Vehicular Equipment Components group. The manufacturer of record is Gichner Systems Group, Inc. Div C5isr Division. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 2540-00-478-8099 |
| Primary Part Number | 4600125-501 |
| Item Name | Coupler,drawbar,ring |
| FSC / FSG | 2540 / 25 — Vehicular Furniture and Accessories |
| Manufacturer | Gichner Systems Group, Inc. Div C5isr Division |
| Status | ACTIVE |
| Shank End Keyway | NOT PROVIDED |
| Ring Inside Diameter | 1.500 INCHES NOMINAL IN |
| Painted Feature | NOT INCLUDED |
| Shank End Thread Provision | UNTHREADED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 4600125-501 PRIMARY | Gichner Systems Group, Inc. Div C5isr Division (USA) |
| Reference | Meaning |
|---|---|
| 4600125 | D/9 Drawing number reference only Gichner Systems Group, Inc. Div C5isr Division |
NSN 2540-00-478-8099 is a Coupler,drawbar,ring, manufactured by Gichner Systems Group, Inc. Div C5isr Division, classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.
NSN 2540-00-478-8099 has 1 manufacturer part number on file: 4600125-501 (Gichner Systems Group, Inc. Div C5isr Division).
1 possible match (shared part number, not a government interchangeability claim): 5845-01-730-9559. Verify interchangeability with system specifications before substitution.
Key specifications for 4600125-501: Shank End Keyway: NOT PROVIDED; Ring Inside Diameter: 1.500 INCHES NOMINAL IN; Painted Feature: NOT INCLUDED; Shank End Thread Provision: UNTHREADED. 4 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.