The Knob, cataloged under National Stock Number 5355-01-020-5283, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. Government technical data includes 19 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5355-01-020-5283 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Status | ACTIVE |
| Distance From Hole Center to Knob/skirt Base | 0.310 INCHES NOMINAL IN |
| Inside Width | 0.223 INCHES NOMINAL IN |
| Shaft Accommodation Style | FLATTED ONE SIDE |
| Overall Thickness | 0.720 INCHES NOMINAL IN |
| Style Designator | ROUND WITH SINGLE POINTED BAR FACE |
| Material Document and Classification | QQ-B-626 FED SPEC ALL MATERIAL RESPONSES |
| Outside Diameter | 1.250 INCHES NOMINAL IN |
| Reference Marking | LINE |
| Setscrew Hole Quantity | 2 |
| Nominal Thread Size | 0.164 INCHES SCREW HOLE IN |
| Inside Diameter | 0.252 INCHES MINIMUM AND 0.254 INCHES MAXIMUM IN |
| Pointer Design | NONDETACHABLE |
| Gripping Surface Condition | SMOOTH |
| Color | BLACK |
| Surface Treatment | PASSIVATE |
| Screw Drive Type | HEXAGON SOCKET |
| Thread Quantity Per Inch | 32 SCREW HOLE |
| 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 |
| Reference | Meaning |
|---|---|
| 937887-1C | 5/2 Secondary reference U.S. Government activity |
| 533-051-38 | 3/2 Design control — primary reference U.S. Government activity |
| 533-051-38 | 5/9 Secondary reference Dupree Inc Aerospace Knob Co Div |
NSN 5355-01-020-5283 is a Knob, classified under FSC 5355, Knobs and Pointers. Status: active.
Key specifications for 5355-01-020-5283: Distance From Hole Center to Knob/skirt Base: 0.310 INCHES NOMINAL IN; Inside Width: 0.223 INCHES NOMINAL IN; Shaft Accommodation Style: FLATTED ONE SIDE; Overall Thickness: 0.720 INCHES NOMINAL IN. 19 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.