The Knob, cataloged under National Stock Number 5355-01-423-1733, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Raytheon Company. Government technical data includes 14 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 | 5355-01-423-1733 |
| Primary Part Number | 145139-1 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Raytheon Company |
| Status | ACTIVE |
| Distance From Hole Center to Knob/skirt Base | 0.260 INCHES NOMINAL IN |
| Shaft Accommodation Style | ROUND |
| Overall Thickness | 0.460 INCHES NOMINAL IN |
| Style Designator | ROUND WITH FIN LEVER AND SLOTTED BACK |
| Outside Diameter | 0.750 INCHES NOMINAL IN |
| Setscrew Hole Quantity | 2 |
| Nominal Thread Size | 0.112 INCHES SCREW HOLE IN |
| Inside Diameter | 0.206 INCHES MINIMUM AND 0.209 INCHES MAXIMUM IN |
| Gripping Surface Condition | GRIP AID |
| Screw Drive Type | HEXAGON SOCKET |
| Thread Quantity Per Inch | 40 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 |
|---|---|
| 145139-1 PRIMARY | Raytheon Company (USA) |
NSN 5355-01-423-1733 is a Knob, manufactured by Raytheon Company, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-01-423-1733 has 1 manufacturer part number on file: 145139-1 (Raytheon Company).
Key specifications for 145139-1: Distance From Hole Center to Knob/skirt Base: 0.260 INCHES NOMINAL IN; Shaft Accommodation Style: ROUND; Overall Thickness: 0.460 INCHES NOMINAL IN; Style Designator: ROUND WITH FIN LEVER AND SLOTTED BACK. 14 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.