The Adapter Assembly,pump,transmissi, cataloged under National Stock Number 2520-00-679-4497, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is Allison Transmission Inc Dba Allison Transmission, Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 2520-00-679-4497 |
| Primary Part Number | 8350564 |
| Item Name | Adapter Assembly,pump,transmissi |
| FSC / FSG | 2520 / 25 — Vehicular Power Transmission Components |
| Manufacturer | Allison Transmission Inc Dba Allison Transmission, Inc |
| Status | ACTIVE |
| General Characteristics Item Description | MATERIAL ALUMINUM ALLOY CASTING,ALLOY 355-T71; BRINELL HARDNESS 70-90;21 VANES; 20.062 IN. NOMINAL DIA; 2.919 IN. W; 24 HOLES 0.281 IN. DIA,EQUALLY SPACED ON A 8.375 IN. DIA BOLT CIRCLE REF; 40 HOLES 0.406 IN. DIA,EQUALLY SPACED ON A 19.406 IN. DIA BOLT CIRCLE REF; IN |
| 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 |
|---|---|
| 8350564 PRIMARY | Allison Transmission Inc Dba Allison Transmission, Inc (USA) |
| 8350564 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 2520006794497 | 5/9 Secondary reference E.c.a Etablissement Centrald'approvisionnement Des Forces Armee |
NSN 2520-00-679-4497 is a Adapter Assembly,pump,transmissi, manufactured by Allison Transmission Inc Dba Allison Transmission, Inc, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
NSN 2520-00-679-4497 has 2 manufacturer part numbers on file: 8350564 (Allison Transmission Inc Dba Allison Transmission, Inc), 8350564 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 8350564: General Characteristics Item Description: MATERIAL ALUMINUM ALLOY CASTING,ALLOY 355-T71; BRINELL HARDNESS 70-90;21 VANES; 20.062 IN. NOMINAL DIA; 2.919 IN. W; 24 HOLES 0.281 IN. DIA,EQUALLY SPACED ON A 8.375 IN. DIA BOLT CIRCLE REF; 40 HOLES 0.406 IN. DIA,EQUALLY SPACED ON A 19.406 IN. DIA BOLT CIRCLE REF; IN; End Item Identification: 5420-00-889-2020 LAUNCHER,BRIDGE,M60A1. 1 specification is 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.