The Knob, cataloged under National Stock Number 5355-01-138-2117, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5355-01-138-2117 |
| 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 |
| Counterbore Depth | 0.026 INCHES MINIMUM IN |
| Setscrew Hole Quantity | 2 |
| Specification/standard Data | 96906-MS91528 GOVERNMENT STANDARD |
| Counterbore Diameter | 0.435 INCHES MINIMUM IN |
| Inside Diameter | 0.252 INCHES MINIMUM AND 0.254 INCHES MAXIMUM IN |
| 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 |
| 0C2B | 5/1 Secondary reference U.S. Government activity |
| MS91528-0C2B | 3/2 Design control — primary reference U.S. Government activity |
| MS91528-0C2B | 5/9 Secondary reference U.S. Government activity |
| 505-1WD-2M | 5/1 Secondary reference Lerco Div Space-Lok Inc |
| 51A4MA/WD | 5/1 Secondary reference U.S. Government activity |
NSN 5355-01-138-2117 is a Knob, classified under FSC 5355, Knobs and Pointers. Status: active.
Key specifications for 5355-01-138-2117: Distance From Hole Center to Knob/skirt Base: 0.158 INCHES MAXIMUM IN; Counterbore Depth: 0.026 INCHES MINIMUM IN; Setscrew Hole Quantity: 2; Specification/standard Data: 96906-MS91528 GOVERNMENT STANDARD. 6 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.