The Cap,oxygen Sensor, cataloged under National Stock Number 3655-01-020-2125, is classified within Federal Supply Class 3655 (Gas Generating and Dispensing Systems, Fixed or Mobile) of the Special Industry Machinery group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3655-01-020-2125 |
| Item Name | Cap,oxygen Sensor |
| FSC / FSG | 3655 / 36 — Gas Generating and Dispensing Systems, Fixed or Mobile |
| Status | ACTIVE |
| Reference Number Differentiating Characteristics | CRITICAL CLEANING IS REQUIRED IN ACCORDANCE WITH MIL-C-52211(ME) |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 135458 | 3/1 Design control — primary reference Newington Electric Co., Inc. |
NSN 3655-01-020-2125 is a Cap,oxygen Sensor, classified under FSC 3655, Gas Generating and Dispensing Systems, Fixed or Mobile. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5930-01-484-9777. Verify interchangeability with system specifications before substitution.
Key specifications for 3655-01-020-2125: Reference Number Differentiating Characteristics: CRITICAL CLEANING IS REQUIRED IN ACCORDANCE WITH MIL-C-52211(ME). 1 specification is documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.