The Reservoir,hydraulic, cataloged under National Stock Number 4320-01-504-5020, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Oshkosh Defense Llc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4320-01-504-5020 |
| Primary Part Number | 12422484 |
| Item Name | Reservoir,hydraulic |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Oshkosh Defense Llc |
| Status | CANCELLED |
| Material | ALUMINUM ALLOY |
| Acquisition Status | CANCELLED |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 12422484 PRIMARY | Oshkosh Defense Llc (USA) |
| Reference | Meaning |
|---|---|
| 12422484 | 5/9 Secondary reference Amz Alabama Inc. |
| 12422484 | 5/9 Secondary reference U S Army Tank Automotive Command Amsta-Im-Mm |
| SS5766 | 5/9 Secondary reference U.S. Government activity |
| 12422484 | 5/9 Secondary reference Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc |
| 12414557 | 5/9 Secondary reference U S Army Tank Automotive Command Amsta-Im-Mm |
| 12414557 | 5/9 Secondary reference Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc |
| SS5766REVE | 5/9 Secondary reference U.S. Government activity |
| 5118001 | 3/9 Design control — primary reference U.S. Government activity |
NSN 4320-01-504-5020 is a Reservoir,hydraulic, manufactured by Oshkosh Defense Llc, classified under FSC 4320, Power and Hand Pumps. Status: cancelled.
NSN 4320-01-504-5020 has 1 manufacturer part number on file: 12422484 (Oshkosh Defense Llc).
3 possible matches (shared part number, not a government interchangeability claim): 4730-01-511-7190, 4730-01-511-8980, 4320-01-645-5255. Verify interchangeability with system specifications before substitution.
Key specifications for 12422484: Overall Length: 688.7 MILLIMETERS NOMINAL MM; Overall Width: 267.0 MILLIMETERS NOMINAL MM; Special Features: ASSEMBLY INCLUDES: CAP ASSEMBLY, VISUAL GAUGE, VENT VALVE, VINYL CAP, COVER, FLANGE, AND O-RING; Part Name Assigned by Controlling Agency: HYDRAULIC RESERVOIR ASSEMBLY. 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.
NSN 4320-01-504-5020 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.
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.