The Yoke,hydraulic Motor-Pump, cataloged under National Stock Number 4320-01-445-3108, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 2 specifications, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-445-3108 |
| Primary Part Number | 512-6404653-2 |
| Item Name | Yoke,hydraulic Motor-Pump |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| General Characteristics Item Description | 2.76" THICK |
| Material | STEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 512-6404653-2 PRIMARY | Naval Sea Systems Command (USA) |
| 512-6404652-75 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 512-6404653 | D/9 Drawing number reference only Naval Sea Systems Command |
| 512-6404652 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 4320-01-445-3108 is a Yoke,hydraulic Motor-Pump, manufactured by Naval Sea Systems Command, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-445-3108 has 2 manufacturer part numbers on file: 512-6404653-2 (Naval Sea Systems Command), 512-6404652-75 (Naval Sea Systems Command).
2 possible matches (shared part number, not a government interchangeability claim): 5365-01-530-7402, 5365-01-530-7408. Verify interchangeability with system specifications before substitution.
Key specifications for 512-6404653-2: General Characteristics Item Description: 2.76" THICK; Overall Length: 10.000 INCHES NOMINAL IN; Overall Width: 12.740 INCHES NOMINAL IN; Special Features: UPPER YOKE; EACH SIDE OF YOKE END HAS TWO 0.750-10 UNC-2B 1.12" MINIMUM DEPTH HOLES; THE STEM END IS 2.76" SQUARE BY 2.80" LONG WITH A 1.375-12 UNF-3B 2.50" MINIMUM DEPTH AXIALLY CENTERED HOLE. 2 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.
NSN 4320-01-445-3108 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.