The Collar,filler Opening, cataloged under National Stock Number 5342-01-259-5992, is classified within Federal Supply Class 5342 (Hardware, Weapon System) of the Hardware and Abrasives group. The manufacturer of record is Walker Power Systems, Inc. Dba Tiernay Turbines. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5342-01-259-5992 |
| Primary Part Number | 344828 |
| Item Name | Collar,filler Opening |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Manufacturer | Walker Power Systems, Inc. Dba Tiernay Turbines |
| Status | ACTIVE |
| FSC Application Data | HEATER |
| 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 |
|---|---|
| 344828 PRIMARY | Walker Power Systems, Inc. Dba Tiernay Turbines (USA) |
| 212795-1 | Walker Power Systems, Inc. Dba Tiernay Turbines (USA) |
| Reference | Meaning |
|---|---|
| 212795-1 | 3/2 Design control — primary reference U.S. Government activity |
| 344828 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5342-01-259-5992 is a Collar,filler Opening, manufactured by Walker Power Systems, Inc. Dba Tiernay Turbines, classified under FSC 5342, Hardware, Weapon System. Status: active.
NSN 5342-01-259-5992 has 2 manufacturer part numbers on file: 344828 (Walker Power Systems, Inc. Dba Tiernay Turbines), 212795-1 (Walker Power Systems, Inc. Dba Tiernay Turbines).
2 possible matches (shared part number, not a government interchangeability claim): 5998-01-366-3943, 5331-01-466-0967. Verify interchangeability with system specifications before substitution.
Key specifications for 344828: FSC Application Data: HEATER. 1 specification is 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.