The Mount Subassembly, cataloged under National Stock Number 6650-01-646-1643, is classified within Federal Supply Class 6650 (Optical Instruments, Test Equipment, Components and Accessories) of the Instruments and Laboratory Equipment group. The manufacturer of record is Steel Fabricators International, L.l.c.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6650-01-646-1643 |
| Primary Part Number | USWS-1.5-ADAPT |
| Item Name | Mount Subassembly |
| FSC / FSG | 6650 / 66 — Optical Instruments, Test Equipment, Components and Accessories |
| Manufacturer | Steel Fabricators International, L.l.c. |
| Status | ACTIVE |
| 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 |
|---|---|
| USWS-1.5-ADAPT PRIMARY | Steel Fabricators International, L.l.c. (USA) |
| USWS-ADAPT2 | Steel Fabricators International, L.l.c. (USA) |
| Reference | Meaning |
|---|---|
| AE-B-2534 | D/9 Drawing number reference only U S Dept of Transportation Federal Aviation Administration |
NSN 6650-01-646-1643 is a Mount Subassembly, manufactured by Steel Fabricators International, L.l.c., classified under FSC 6650, Optical Instruments, Test Equipment, Components and Accessories. Status: active.
NSN 6650-01-646-1643 has 2 manufacturer part numbers on file: USWS-1.5-ADAPT (Steel Fabricators International, L.l.c.), USWS-ADAPT2 (Steel Fabricators International, L.l.c.).
Key specifications for USWS-1.5-ADAPT: Special Features: ULTRASONIC WIND SENSOR 1.5" (30MM) MOUNT BASE MM; End Item Identification: SURFACE WEATHER SYSTEM (SWS). 0 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.
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.