The Knob, cataloged under National Stock Number 5355-00-959-4971, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. Government technical data includes 19 specifications, cited from the U.S. Government catalog. 14 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5355-00-959-4971 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Status | ACTIVE |
| Distance From Hole Center to Knob/skirt Base | 0.427 INCHES MAXIMUM IN |
| Shaft Accommodation Style | COUNTERBORED |
| Overall Thickness | 0.820 INCHES MINIMUM AND 0.880 INCHES MAXIMUM IN |
| Skirt Outside Diameter | 1.185 INCHES MAXIMUM IN |
| Style Designator | ROUND |
| Outside Diameter | 1.240 INCHES MINIMUM AND 1.280 INCHES MAXIMUM IN |
| Counterbore Depth | 0.250 INCHES MINIMUM IN |
| Setscrew Hole Quantity | 2 |
| Nominal Thread Size | 0.164 INCHES SCREW HOLE IN |
| Counterbore Diameter | 0.750 INCHES MINIMUM IN |
| Inside Diameter | 0.252 INCHES MINIMUM AND 0.254 INCHES MAXIMUM IN |
| Gripping Surface Condition | GRIP AID |
| Color | GRAY, FED STD 595, 36231 |
| Skirt Design | NONDETACHABLE |
| Screw Drive Type | HEXAGON SOCKET |
| Thread Quantity Per Inch | 32 SCREW HOLE |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SCREW HOLE |
| Skirt Style | STEPPED |
| 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 |
| 512-2-2GM | 5/1 Secondary reference Lerco Div Space-Lok Inc |
| MS91528-3D2G | 3/2 Design control — primary reference U.S. Government activity |
| B3D2G | 5/1 Secondary reference Electronic Hardware Corp Dba Electronic Hardware Corp |
| MS91528-B3D2G | 5/9 Secondary reference U.S. Government activity |
| MS91528B3D2G | 5/9 Secondary reference U.S. Government activity |
| G125-2-2G | 5/1 Secondary reference Raytheon Company Dba Raytheon Co |
| MS91528-3D2G | 5/1 Secondary reference U.S. Government activity |
| 115935-072 | 5/1 Secondary reference U.S. Government activity |
| 230-024 | 5/9 Secondary reference U.S. Government activity |
| 121B4MC | 5/1 Secondary reference U.S. Government activity |
| 34-00012-052 | 5/1 Secondary reference Raytheon Company |
| 3D2G | 5/1 Secondary reference Electronic Hardware Corp Dba Electronic Hardware Corp |
| G125-2-2G | 5/9 Secondary reference Raytheon Company Div Corp |
NSN 5355-00-959-4971 is a Knob, classified under FSC 5355, Knobs and Pointers. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5955-01-140-2989, 2910-01-460-9526. Verify interchangeability with system specifications before substitution.
Key specifications for 5355-00-959-4971: Distance From Hole Center to Knob/skirt Base: 0.427 INCHES MAXIMUM IN; Shaft Accommodation Style: COUNTERBORED; Overall Thickness: 0.820 INCHES MINIMUM AND 0.880 INCHES MAXIMUM IN; Skirt Outside Diameter: 1.185 INCHES MAXIMUM IN. 19 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.