The O-Ring, cataloged under National Stock Number 5331-01-642-5198, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Thermal Engineering International (usa) Inc.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-642-5198 |
| Primary Part Number | 02D-030-B14 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Thermal Engineering International (usa) Inc. |
| Status | ACTIVE |
| Material | RUBBER |
| 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 |
|---|---|
| 02D-030-B14 PRIMARY | Thermal Engineering International (usa) Inc. (USA) |
| 02D-030-D01ITEM6 | Thermal Engineering International (usa) Inc. (USA) |
| Reference | Meaning |
|---|---|
| 02D-030-D01 | D/9 Drawing number reference only Thermal Engineering International (usa) Inc. |
NSN 5331-01-642-5198 is a O-Ring, manufactured by Thermal Engineering International (usa) Inc., classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-642-5198 has 2 manufacturer part numbers on file: 02D-030-B14 (Thermal Engineering International (usa) Inc.), 02D-030-D01ITEM6 (Thermal Engineering International (usa) Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5331-01-642-5234. Verify interchangeability with system specifications before substitution.
Key specifications for 02D-030-B14: Part Name Assigned by Controlling Agency: "O" RING, IN-OUT WATERBOX; Material: RUBBER. 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.