The Valve,dampening, cataloged under National Stock Number 4820-01-168-4135, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Bae Systems Hagglunds Aktiebolag. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Valve,dampening |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Bae Systems Hagglunds Aktiebolag (CAGE AC90N); Hellgeth Engineering Spezialfahrzeugbau Gmbh (CAGE CJ802); Hagglunds Vehicle Gmbh (CAGE C8716); Technamm (CAGE FAR29) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-168-4135 |
| Primary Part Number | 91519-991 |
| Item Name | Valve,dampening |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Bae Systems Hagglunds Aktiebolag |
| 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 |
|---|---|
| 91519-991 | Bae Systems Hagglunds Aktiebolag (SWE) |
| 010459 | Hellgeth Engineering Spezialfahrzeugbau Gmbh (DEU) |
| 2541 2593-645 | Hagglunds Vehicle Gmbh (DEU) |
| 25412593-645 | Bae Systems Hagglunds Aktiebolag (SWE) |
| HE010459 | Technamm (FRA) |
| Reference | Meaning |
|---|---|
| 25412593-645 | 5/9 Secondary reference Bae Systems Hagglunds Ab |
| 445-9975 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 91519-991 | 3/9 Design control — primary reference U.s. Defense Services, Inc. Dba Usds |
| 91519-991 | 5/9 Secondary reference Bae Systems Hagglunds Ab |
NSN 4820-01-168-4135 is a Valve,dampening, manufactured by Bae Systems Hagglunds Aktiebolag, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-168-4135 has 5 manufacturer part numbers on file: 91519-991 (Bae Systems Hagglunds Aktiebolag), 010459 (Hellgeth Engineering Spezialfahrzeugbau Gmbh), 2541 2593-645 (Hagglunds Vehicle Gmbh), 25412593-645 (Bae Systems Hagglunds Aktiebolag), HE010459 (Technamm).
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.