The Cap Assembly,protective,muffler-, cataloged under National Stock Number 2990-00-898-4124, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Kurz & Root Generator Company, Llc. Government technical data includes 2 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-00-898-4124 |
| Primary Part Number | 460PB3550 |
| Item Name | Cap Assembly,protective,muffler- |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Kurz & Root Generator Company, Llc |
| Status | ACTIVE |
| Pipe Outside Diameter Accommodated | 1.875 INCHES IN |
| Material | STEEL |
| 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 |
|---|---|
| 460PB3550 PRIMARY | Kurz & Root Generator Company, Llc (USA) |
| Reference | Meaning |
|---|---|
| 460PB3550 | 5/9 Secondary reference Automated Tool and Machinery Co |
NSN 2990-00-898-4124 is a Cap Assembly,protective,muffler-, manufactured by Kurz & Root Generator Company, Llc, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-00-898-4124 has 1 manufacturer part number on file: 460PB3550 (Kurz & Root Generator Company, Llc).
Key specifications for 460PB3550: Pipe Outside Diameter Accommodated: 1.875 INCHES IN; Special Features: PAINTED LIGHT GREEN; O/A LG 2.094 IN.; O/A W 2.375 IN.; W/TWO HOLES 0.250 IN. DIA; O/A LG OF CHAIN AND COTTON PIN 9.000 IN. IN; Material: STEEL. 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.
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.