The Knob, cataloged under National Stock Number 5355-01-252-6503, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5355-01-252-6503 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Status | ACTIVE |
| Distance From Hole Center to Knob/skirt Base | 0.560 INCHES NOMINAL IN |
| Overall Thickness | 0.937 INCHES NOMINAL IN |
| Style Designator | ROUND |
| Outside Diameter | 0.810 INCHES NOMINAL IN |
| Setscrew Hole Quantity | 1 |
| Nominal Thread Size | 0.106 INCHES SCREW HOLE IN |
| Gripping Surface Condition | GRIP AID |
| Screw Drive Type | HEXAGON SOCKET |
| Thread Quantity Per Inch | 32 SCREW HOLE |
| Material | ALUMINUM ALLOY 6061 |
| 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 |
|---|---|
| A3045923 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5355-01-252-6503 is a Knob, classified under FSC 5355, Knobs and Pointers. Status: active.
Key specifications for 5355-01-252-6503: Distance From Hole Center to Knob/skirt Base: 0.560 INCHES NOMINAL IN; Overall Thickness: 0.937 INCHES NOMINAL IN; Style Designator: ROUND; Outside Diameter: 0.810 INCHES NOMINAL IN. 12 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.