The Spring and Keeper a, cataloged under National Stock Number 2990-01-411-6551, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Kohler Co Engine Plant Div. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Item Name | Spring and Keeper a |
| FSC / FSG | 2990 — Miscellaneous Engine Accessories, Nonaircraft (FSG 29) |
| Manufacturers | Kohler Co Engine Plant Div (CAGE 52845); Hancox Ltd (CAGE U0112) |
| Parameter | Value |
|---|---|
| NSN | 2990-01-411-6551 |
| Primary Part Number | 15-089-04 |
| Item Name | Spring and Keeper a |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Kohler Co Engine Plant Div |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
NSN 2990-01-411-6551 is a Spring and Keeper a, manufactured by Kohler Co Engine Plant Div, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-411-6551 has 2 manufacturer part numbers on file: 15-089-04 (Kohler Co Engine Plant Div), 15-089-04 (Hancox Ltd).
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.