The Diaphragm Assembly, cataloged under National Stock Number 2920-00-428-7774, is classified within Federal Supply Class 2920 (Engine Electrical System Components, Nonaircraft) of the Engine Accessories group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2920-00-428-7774 |
| Item Name | Diaphragm Assembly |
| FSC / FSG | 2920 / 29 — Engine Electrical System Components, Nonaircraft |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL;1 HOUSING;1 ROD;1 DIAPHRAGM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 7RA12370B | 3/9 Design control — primary reference Ford Motor Co Ford Parts and Service Div Government Part Sales |
| 7RA12370B | 5/9 Secondary reference Spalla Inc |
| 608717 | 5/9 Secondary reference Caterpillar Inc Div Caterpillar Defense |
| T8717 | 5/9 Secondary reference Towmotor Corp Dallas Plant Sub of Caterpillar Tractor Co |
| 7RA12370B | 5/9 Secondary reference Ford Motor Company |
NSN 2920-00-428-7774 is a Diaphragm Assembly, classified under FSC 2920, Engine Electrical System Components, Nonaircraft. Status: active.
Key specifications for 2920-00-428-7774: General Characteristics Item Description: STEEL;1 HOUSING;1 ROD;1 DIAPHRAGM. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.