The Exhaust Cover, cataloged under National Stock Number 6665-01-487-1635, is classified within Federal Supply Class 6665 (Hazard-detecting Instruments and Apparatus) of the Instruments and Laboratory Equipment group. The manufacturer of record is Science & Technology Research Inc Dba S T R. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6665-01-487-1635 |
| Primary Part Number | 7343943 |
| Item Name | Exhaust Cover |
| FSC / FSG | 6665 / 66 — Hazard-detecting Instruments and Apparatus |
| Manufacturer | Science & Technology Research Inc Dba S T R |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 7343943 PRIMARY | Science & Technology Research Inc Dba S T R (USA) |
| Reference | Meaning |
|---|---|
| 7243432 IT 36 | D/9 Drawing number reference only Naval Sea Systems Command |
| 7343943 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 6665-01-487-1635 is a Exhaust Cover, manufactured by Science & Technology Research Inc Dba S T R, classified under FSC 6665, Hazard-detecting Instruments and Apparatus. Status: active.
NSN 6665-01-487-1635 has 1 manufacturer part number on file: 7343943 (Science & Technology Research Inc Dba S T R).
Key specifications for 7343943: Overall Length: 3.920 INCHES NOMINAL IN; Overall Width: 1.080 INCHES NOMINAL IN; Special Features: RUBBER BOOT TO FIT OVER EXHAUST; NHA IS NSN 6665-01-486-4192; End Item Identification: SHIPBOARD ACADA. 0 specifications are 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.