The Knob, cataloged under National Stock Number 5355-00-644-1202, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Westinghouse Electric Corp. Government technical data includes 16 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5355-00-644-1202 |
| Primary Part Number | 50B9383ITEM1 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Westinghouse Electric Corp |
| Status | ACTIVE |
| Shaft Accommodation Style | ROUND |
| Length | 0.750 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-A-696 FED SPEC SINGLE TREATMENT RESPONSE |
| Overall Thickness | 0.750 INCHES NOMINAL IN |
| Style Designator | SQUARE OR RECTANGULAR WITH BAR FACE |
| Setscrew Hole Quantity | 2 |
| Nominal Thread Size | 0.164 INCHES SCREW HOLE IN |
| Inside Diameter | 0.250 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN |
| Gripping Surface Condition | SMOOTH |
| Color | WHITE |
| Surface Treatment | ANODIZE |
| Width | 0.750 INCHES NOMINAL IN |
| Thread Quantity Per Inch | 32 SCREW HOLE |
| Material | ALUMINUM ALLOY |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SCREW HOLE |
| Attachment Method | SETSCREWS |
| 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 |
|---|---|
| 50B9383ITEM1 PRIMARY | Westinghouse Electric Corp (USA) |
NSN 5355-00-644-1202 is a Knob, manufactured by Westinghouse Electric Corp, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-00-644-1202 has 1 manufacturer part number on file: 50B9383ITEM1 (Westinghouse Electric Corp).
Key specifications for 50B9383ITEM1: Shaft Accommodation Style: ROUND; Length: 0.750 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-A-696 FED SPEC SINGLE TREATMENT RESPONSE; Overall Thickness: 0.750 INCHES NOMINAL IN. 16 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.