The Knob, cataloged under National Stock Number 5355-01-171-8141, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5355-01-171-8141 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Status | ACTIVE |
| Distance From Hole Center to Knob/skirt Base | 0.250 INCHES NOMINAL IN |
| Inside Width | 0.107 INCHES MINIMUM AND 0.109 INCHES MAXIMUM IN |
| Shaft Accommodation Style | FLATTED ONE SIDE |
| Overall Thickness | 0.560 INCHES NOMINAL IN |
| Material Transparency | CLEAR |
| Style Designator | ROUND WITH EXTENDED BAR FACE |
| Reference Marking | LINE |
| Setscrew Hole Quantity | 2 |
| Nominal Thread Size | 0.112 INCHES SCREW HOLE IN |
| Inside Diameter | 0.127 INCHES MINIMUM AND 0.129 INCHES MAXIMUM IN |
| Gripping Surface Condition | SMOOTH |
| Color | GRAY, FED STD 595, 36231 AND BLACK, LUSTERLESS AND WHITE |
| Width | 0.880 INCHES NOMINAL IN |
| Screw Drive Type | HEXAGON SOCKET |
| Thread Quantity Per Inch | 40 SCREW HOLE |
| Material | COPPER ALLOY AND PLASTIC AND STEEL |
| 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 |
|---|---|
| BP258-A1G1 | 5/9 Secondary reference Dupree Inc Aerospace Knob Co Div |
| SC5355-0024-1 | 5/9 Secondary reference Drs Icas, Llc |
| BP258-A1G1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5355-01-171-8141 is a Knob, classified under FSC 5355, Knobs and Pointers. Status: active.
Key specifications for 5355-01-171-8141: Distance From Hole Center to Knob/skirt Base: 0.250 INCHES NOMINAL IN; Inside Width: 0.107 INCHES MINIMUM AND 0.109 INCHES MAXIMUM IN; Shaft Accommodation Style: FLATTED ONE SIDE; Overall Thickness: 0.560 INCHES NOMINAL IN. 18 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.