The Valve Assembly,environmental Con, cataloged under National Stock Number 1660-01-008-8742, is classified within Federal Supply Class 1660 (Aircraft Air Conditioning, Heating, and Pressurizing Equipment) of the Aircraft Components and Accessories group. The manufacturer of record is Grimes Aerospace Company. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1660-01-008-8742 |
| Primary Part Number | 82D38-2 |
| Item Name | Valve Assembly,environmental Con |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| Manufacturer | Grimes Aerospace Company |
| Status | ACTIVE |
| General Characteristics Item Description | USED ON COOLING SYS,P/N 204-70030-1 |
| Reference Data and Literature | T.O. 15A2-2-179-3 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 82D38-2 PRIMARY | Grimes Aerospace Company (USA) |
| Reference | Meaning |
|---|---|
| 204-13715-10 | 5/2 Secondary reference U.S. Government activity |
NSN 1660-01-008-8742 is a Valve Assembly,environmental Con, manufactured by Grimes Aerospace Company, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
NSN 1660-01-008-8742 has 1 manufacturer part number on file: 82D38-2 (Grimes Aerospace Company).
Key specifications for 82D38-2: General Characteristics Item Description: USED ON COOLING SYS,P/N 204-70030-1; Reference Data and Literature: T.O. 15A2-2-179-3; Special Features: REQUIRED NAME: VALVE,SHUTOFF; End Item Identification: E3A ACFT. 2 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.
NSN 1660-01-008-8742 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.