The Parts Kit,valve, cataloged under National Stock Number 4820-01-443-6639, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Meritor Heavy Vehicle Systems, Llc. The record lists 4 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4820-01-443-6639 |
| Primary Part Number | R950014 |
| Item Name | Parts Kit,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Meritor Heavy Vehicle Systems, Llc |
| 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 |
|---|---|
| TDA/R950014 | Daimler Truck North America Llc (USA) |
| WSK 63.914 | Air Brake Systems Pty Ltd (AUS) |
| R950014 | Air Brake Systems Pty Ltd (AUS) |
| R950014 PRIMARY | Meritor Heavy Vehicle Systems, Llc (USA) |
| Reference | Meaning |
|---|---|
| 432 413 292 | 5/9 Secondary reference Wabco Australia Pty Ltd |
| TDA/R9500146 | 5/9 Secondary reference Daimler Truck North America Llc |
| WSK 63.914 | 5/9 Secondary reference Wabco Australia Pty Ltd |
NSN 4820-01-443-6639 is a Parts Kit,valve, manufactured by Meritor Heavy Vehicle Systems, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-443-6639 has 4 manufacturer part numbers on file: TDA/R950014 (Daimler Truck North America Llc), WSK 63.914 (Air Brake Systems Pty Ltd), R950014 (Air Brake Systems Pty Ltd), R950014 (Meritor Heavy Vehicle Systems, Llc).
Key specifications for R950014: End Item Identification: 3805-01-431-1165; TRUCK, LINE HAUL TRACTOR(M915 SERIES). 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.