The Knob, cataloged under National Stock Number 5355-00-680-8231, 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18 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5355-00-680-8231 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Status | ACTIVE |
| Distance From Hole Center to Knob/skirt Base | 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN |
| Shaft Accommodation Style | ROUND |
| Overall Thickness | 0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN |
| Skirt Outside Diameter | 1.047 INCHES MINIMUM AND 1.078 INCHES MAXIMUM IN |
| Style Designator | ROUND |
| Outside Diameter | 0.672 INCHES MINIMUM AND 0.703 INCHES MAXIMUM IN |
| Setscrew Hole Quantity | 2 |
| Nominal Thread Size | 0.164 INCHES SCREW HOLE IN |
| Inside Diameter | 0.252 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN |
| Gripping Surface Condition | GRIP AID |
| Color | BLACK |
| Skirt Design | NONDETACHABLE |
| Screw Drive Type | CROSS RECESS TYPE 1 |
| Thread Quantity Per Inch | 32 SCREW HOLE |
| Material | ALUMINUM ALLOY |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SCREW HOLE |
| Skirt Style | FLARED |
| 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 |
|---|---|
| 410060-2 | 5/2 Secondary reference U.S. Government activity |
| DC1105-1 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5355-00-680-8231 is a Knob, classified under FSC 5355, Knobs and Pointers. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5330-01-090-5430. Verify interchangeability with system specifications before substitution.
Key specifications for 5355-00-680-8231: Distance From Hole Center to Knob/skirt Base: 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN; Shaft Accommodation Style: ROUND; Overall Thickness: 0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN; Skirt Outside Diameter: 1.047 INCHES MINIMUM AND 1.078 INCHES MAXIMUM 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.