The Knob, cataloged under National Stock Number 5355-01-021-6937, 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21 specifications, cited from the U.S. Government catalog. 11 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5355-01-021-6937 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Status | ACTIVE |
| Distance From Hole Center to Knob/skirt Base | 0.369 INCHES MAXIMUM IN |
| Inside Width | 0.222 INCHES MINIMUM AND 0.227 INCHES MAXIMUM IN |
| Shaft Accommodation Style | FLATTED ONE SIDE |
| Length | 1.020 INCHES MINIMUM AND 1.060 INCHES MAXIMUM IN |
| Overall Thickness | 1.025 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN |
| Skirt Outside Diameter | 1.000 INCHES MAXIMUM IN |
| Material Transparency | OPAQUE |
| Style Designator | POINTED WITH ARCHED BAR |
| Setscrew Hole Quantity | 2 |
| Nominal Thread Size | 0.112 INCHES SCREW HOLE IN |
| Inside Diameter | 0.252 INCHES MINIMUM AND 0.254 INCHES MAXIMUM IN |
| Pointer Design | NONDETACHABLE |
| Gripping Surface Condition | GRIP AID |
| Color | BLACK, LUSTERLESS |
| Skirt Design | NONDETACHABLE |
| Width | 0.690 INCHES MINIMUM AND 0.730 INCHES MAXIMUM IN |
| Screw Drive Type | HEXAGON SOCKET |
| Thread Quantity Per Inch | 40 SCREW HOLE |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SCREW HOLE |
| Skirt Style | STEPPED |
| Attachment Method | COLLET |
| 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 |
|---|---|
| 70-5-2DG6 | 5/9 Secondary reference Raytheon Company Div Corp |
| KMS7K2DL7 | 5/9 Secondary reference U.S. Government activity |
| KMS7K2DL7 | 5/9 Secondary reference Dar Electronics Inc Commercial Products Div Dba National Radio Co |
| 1K4B7 | 5/1 Secondary reference Electronic Hardware Corp Dba Electronic Hardware Corp |
| MS91528-1K4B7 | 3/2 Design control — primary reference U.S. Government activity |
| KMS7K2DL7 | 5/9 Secondary reference Dar Electronics Inc Dba National Radio Co |
| NASM3926 | 3/1 Design control — primary reference U.S. Government activity |
| MS91528-1K4B7 | 5/9 Secondary reference U.S. Government activity |
| 70-5-2DG6 | 5/1 Secondary reference Raytheon Company Dba Raytheon Co |
| G72BDMA | 5/1 Secondary reference U.S. Government activity |
| 507-5-4M-7 | 5/1 Secondary reference Lerco Div Space-Lok Inc |
NSN 5355-01-021-6937 is a Knob, classified under FSC 5355, Knobs and Pointers. Status: active.
Key specifications for 5355-01-021-6937: Distance From Hole Center to Knob/skirt Base: 0.369 INCHES MAXIMUM IN; Inside Width: 0.222 INCHES MINIMUM AND 0.227 INCHES MAXIMUM IN; Shaft Accommodation Style: FLATTED ONE SIDE; Length: 1.020 INCHES MINIMUM AND 1.060 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.