The Rubber Support Ring, cataloged under National Stock Number 2590-01-352-4777, is classified within Federal Supply Class 2590 (Miscellaneous Vehicular Components) of the Vehicular Equipment Components group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2590-01-352-4777 |
| Primary Part Number | 201449001001 |
| Item Name | Rubber Support Ring |
| FSC / FSG | 2590 / 25 — Miscellaneous Vehicular Components |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| 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 |
|---|---|
| 12KP323 | Oshkosh Defense Llc (USA) |
| 201449001001 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 201449001001.B | Espar Products Inc (CAN) |
| Reference | Meaning |
|---|---|
| 201449001001 | 5/9 Secondary reference John Deere Construction & Forestry Company Div Direct Governmental Sales |
| 12KP323 | 5/9 Secondary reference Oshkosh Corp |
| 201449001001 | 5/9 Secondary reference Espar Products Inc |
NSN 2590-01-352-4777 is a Rubber Support Ring, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 2590, Miscellaneous Vehicular Components. Status: active.
NSN 2590-01-352-4777 has 3 manufacturer part numbers on file: 12KP323 (Oshkosh Defense Llc), 201449001001 (U S Army Tank Automotive Command Amsta-Im-Mm), 201449001001.B (Espar Products Inc).
Key specifications for 201449001001: Special Features: USED ON NSN 2320-01-097-0260 HEMTT (HEAVY EXPANDED MOBILITY TACTICAL TRUCK); FMP RUBBER RING USED AROUND FUEL METERING PUMP; Part Name Assigned by Controlling Agency: CUSHION RING SOLID. 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.