The Diaphragm,actuator Valve,special, cataloged under National Stock Number 2910-01-529-7294, is classified within Federal Supply Class 2910 (Engine Fuel System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. The record lists 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 2910-01-529-7294 |
| Primary Part Number | 225-6464 |
| Item Name | Diaphragm,actuator Valve,special |
| FSC / FSG | 2910 / 29 — Engine Fuel System Components, Nonaircraft |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 225-6464 | William Adams Pty Ltd (AUS) |
| 225-6464 | Hastings Deering (aust) Pty Ltd (AUS) |
| 225-6464 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| 225-6464 | Westrac Equipment Pty Ltd (AUS) |
| Reference | Meaning |
|---|---|
| 10077673 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 2910-01-529-7294 is a Diaphragm,actuator Valve,special, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 2910, Engine Fuel System Components, Nonaircraft. Status: active.
NSN 2910-01-529-7294 has 4 manufacturer part numbers on file: 225-6464 (William Adams Pty Ltd), 225-6464 (Hastings Deering (aust) Pty Ltd), 225-6464 (Caterpillar Inc Div Caterpillar Defense), 225-6464 (Westrac Equipment Pty Ltd).
Key specifications for 225-6464: Special Features: BASIC ENGINE; 246-2582 COVER GROUP - VALVE MECHANISM; DIAPHRAGM (CRANKCASE PRESSURE CONTACTOR); Part Name Assigned by Controlling Agency: DIAPHRAGM; End Item Identification: TRACTOR BACKHOE/LOADER 420D 4X4. 0 specifications are 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.