The Knob, cataloged under National Stock Number 5355-00-668-5950, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5355-00-668-5950 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Status | ACTIVE |
| Shank Diameter | 0.275 INCHES NOMINAL IN |
| Shaft Accommodation Style | ROUND |
| Overall Thickness | 0.750 INCHES NOMINAL IN |
| Shank Length | 0.500 INCHES NOMINAL IN |
| Style Designator | ROUND |
| Outside Diameter | 1.180 INCHES NOMINAL IN |
| Nominal Thread Size | 0.190 INCHES RECEPTACLE IN |
| Inside Diameter | 0.190 INCHES NOMINAL IN |
| Shank Style | STRAIGHT |
| Gripping Surface Condition | SMOOTH |
| Color | NATURAL |
| Thread Quantity Per Inch | 32 RECEPTACLE |
| Material | ALUMINUM ALLOY |
| Thread Series Designator | UNF RECEPTACLE |
| Attachment Method | SCREW ON |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 2155-24 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5355-00-668-5950 is a Knob, classified under FSC 5355, Knobs and Pointers. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5305-01-606-6882. Verify interchangeability with system specifications before substitution.
Key specifications for 5355-00-668-5950: Shank Diameter: 0.275 INCHES NOMINAL IN; Shaft Accommodation Style: ROUND; Overall Thickness: 0.750 INCHES NOMINAL IN; Shank Length: 0.500 INCHES NOMINAL IN. 15 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.