The Knob, cataloged under National Stock Number 5355-01-239-0158, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. Government technical data includes 21 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5355-01-239-0158 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Status | ACTIVE |
| Distance From Hole Center to Knob/skirt Base | 0.489 INCHES NOMINAL IN |
| Thread Tolerance Class | 3A INTERNAL SCREW HOLE A |
| Shaft Accommodation Style | ROUND |
| Overall Thickness | 1.065 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN |
| Skirt Outside Diameter | 2.185 INCHES NOMINAL IN |
| Style Designator | ROUND FLUTED |
| Outside Diameter | 2.240 INCHES MINIMUM AND 2.280 INCHES MAXIMUM IN |
| Reference Marking | WHITE DOT |
| Setscrew Hole Quantity | 2 |
| Nominal Thread Size | 0.164 INCHES SCREW HOLE IN |
| Specification/standard Data | 96906-MS91528 GOVERNMENT SPECIFICATION |
| Inside Diameter | 0.252 INCHES NOMINAL IN |
| Gripping Surface Condition | GRIP AID |
| Color | BLACK, LUSTERLESS |
| Skirt Design | NONDETACHABLE |
| Screw Drive Type | HEXAGON SOCKET OR SLOT |
| Thread Quantity Per Inch | 32 SCREW HOLE |
| Material | PLASTIC |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SCREW HOLE |
| Skirt Style | RING |
| 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 |
|---|---|
| NASM3926 | 3/1 Design control — primary reference U.S. Government activity |
| MS91528-5E2B | 3/2 Design control — primary reference U.S. Government activity |
| MS91528-5E2B | 5/9 Secondary reference U.S. Government activity |
NSN 5355-01-239-0158 is a Knob, classified under FSC 5355, Knobs and Pointers. Status: active.
Key specifications for 5355-01-239-0158: Distance From Hole Center to Knob/skirt Base: 0.489 INCHES NOMINAL IN; Thread Tolerance Class: 3A INTERNAL SCREW HOLE A; Shaft Accommodation Style: ROUND; Overall Thickness: 1.065 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN. 21 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.