The Sleeve, cataloged under National Stock Number 2520-00-451-7723, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Sleeve |
| FSC / FSG | 2520 — Vehicular Power Transmission Components (FSG 25) |
| Manufacturers | U S Army Tank Automotive Command Amsta-Im-Mm (CAGE 19207); Optronic Und Nachrichtentechnik on Spectral Gmbh (CAGE C3846) |
| Parameter | Value |
|---|---|
| NSN | 2520-00-451-7723 |
| Primary Part Number | 7973729 |
| Item Name | Sleeve |
| FSC / FSG | 2520 / 25 — Vehicular Power Transmission Components |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Part Number | Manufacturer |
|---|---|
| 7973729 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 7973729 | Optronic Und Nachrichtentechnik on Spectral Gmbh (DEU) |
| Reference | Meaning |
|---|---|
| 2520004517723 | 5/9 Secondary reference E.c.a Etablissement Centrald'approvisionnement Des Forces Armee |
NSN 2520-00-451-7723 is a Sleeve, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
NSN 2520-00-451-7723 has 2 manufacturer part numbers on file: 7973729 (U S Army Tank Automotive Command Amsta-Im-Mm), 7973729 (Optronic Und Nachrichtentechnik on Spectral Gmbh).
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.