The Valve Spring Collet, cataloged under National Stock Number 4820-01-536-0870, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Kubota Engine America Corporation. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Valve Spring Collet |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Kubota Engine America Corporation (CAGE 1Q0C4) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-536-0870 |
| Primary Part Number | 15261-13980 |
| Item Name | Valve Spring Collet |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Kubota Engine America Corporation |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 15261-13980 PRIMARY | Kubota Engine America Corporation (USA) |
| Reference | Meaning |
|---|---|
| 15261-1336-0 | 5/9 Secondary reference Kubota Engine America Corporation |
NSN 4820-01-536-0870 is a Valve Spring Collet, manufactured by Kubota Engine America Corporation, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-536-0870 has 1 manufacturer part number on file: 15261-13980 (Kubota Engine America Corporation).
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.