The Diaphragm Assy,high, cataloged under National Stock Number 2520-00-908-9453, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is The W.w. Williams Company, Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Diaphragm Assy,high |
| FSC / FSG | 2520 — Vehicular Power Transmission Components (FSG 25) |
| Manufacturers | The W.w. Williams Company, Llc (CAGE 6H244) |
| Parameter | Value |
|---|---|
| NSN | 2520-00-908-9453 |
| Primary Part Number | 6836936 |
| Item Name | Diaphragm Assy,high |
| FSC / FSG | 2520 / 25 — Vehicular Power Transmission Components |
| Manufacturer | The W.w. Williams Company, Llc |
| 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 |
|---|---|
| 6836936 PRIMARY | The W.w. Williams Company, Llc (USA) |
| Reference | Meaning |
|---|---|
| 163217H1 | 5/9 Secondary reference Komatsu American Intl Co |
| 6770414 | 5/9 Secondary reference Allison Transmission Inc Dba Allison Transmission, Inc |
| 163217 | 5/9 Secondary reference Komatsu American Intl Co |
| 253725C91 | 5/9 Secondary reference U.S. Government activity |
| 6770414 | 5/9 Secondary reference General Motors Corp |
| 6836936 | 3/9 Design control — primary reference Allison Transmission Inc Dba Allison Transmission, Inc |
NSN 2520-00-908-9453 is a Diaphragm Assy,high, manufactured by The W.w. Williams Company, Llc, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
NSN 2520-00-908-9453 has 1 manufacturer part number on file: 6836936 (The W.w. Williams Company, Llc).
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.