The Knob, cataloged under National Stock Number 5355-01-078-3497, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. Government technical data includes 17 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5355-01-078-3497 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Status | ACTIVE |
| Distance From Hole Center to Knob/skirt Base | 0.158 INCHES MAXIMUM IN |
| Shaft Accommodation Style | COUNTERBORED |
| Overall Thickness | 0.480 INCHES MINIMUM AND 0.540 INCHES MAXIMUM IN |
| Style Designator | ROUND |
| Outside Diameter | 0.530 INCHES MINIMUM AND 0.570 INCHES MAXIMUM IN |
| Counterbore Depth | 0.011 INCHES MINIMUM AND 0.041 INCHES MAXIMUM IN |
| Reference Marking | DOT |
| Setscrew Hole Quantity | 2 |
| Nominal Thread Size | 0.112 INCHES SCREW HOLE IN |
| Counterbore Diameter | 0.370 INCHES MINIMUM IN |
| Inside Diameter | 0.080 INCHES MINIMUM AND 0.082 INCHES MAXIMUM IN |
| Gripping Surface Condition | SMOOTH |
| Color | GRAY, FED STD 595, 36231 |
| Screw Drive Type | HEXAGON SOCKET |
| Thread Quantity Per Inch | 40 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 |
|---|---|
| S51A1.25MC-WB | 5/9 Secondary reference U.S. Government activity |
| 7542195P17 | 5/9 Secondary reference U.S. Government activity |
| S51A1.25MC-WB/SGA | 3/2 Design control — primary reference U.S. Government activity |
| 7542195P0017 | 5/9 Secondary reference U.S. Government activity |
NSN 5355-01-078-3497 is a Knob, classified under FSC 5355, Knobs and Pointers. Status: active.
Key specifications for 5355-01-078-3497: Distance From Hole Center to Knob/skirt Base: 0.158 INCHES MAXIMUM IN; Shaft Accommodation Style: COUNTERBORED; Overall Thickness: 0.480 INCHES MINIMUM AND 0.540 INCHES MAXIMUM IN; Style Designator: ROUND. 17 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.