The Knob, cataloged under National Stock Number 5355-00-019-7255, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5355-00-019-7255 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Status | ACTIVE |
| Shank Diameter | 0.375 INCHES NOMINAL IN |
| Width Across Flats | 0.750 INCHES NOMINAL IN |
| Overall Thickness | 0.375 INCHES NOMINAL IN |
| Shank Length | 0.686 INCHES MINIMUM AND 0.688 INCHES MAXIMUM IN |
| Style Designator | OCTAGON |
| Nominal Thread Size | 0.250 INCHES RECEPTACLE IN |
| Shank Style | STRAIGHT |
| Gripping Surface Condition | GRIP AID |
| Color | GRAY/GREY |
| Thread Quantity Per Inch | 20 RECEPTACLE |
| Material | PLASTIC |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) RECEPTACLE |
| Attachment Method | SCREW ON |
| Fluted Foil Quantity | 8 |
| 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 |
|---|---|
| 890734 | 3/9 Design control — primary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 5355-00-019-7255 is a Knob, classified under FSC 5355, Knobs and Pointers. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5950-00-831-8466, 4730-01-632-9271. Verify interchangeability with system specifications before substitution.
Key specifications for 5355-00-019-7255: Shank Diameter: 0.375 INCHES NOMINAL IN; Width Across Flats: 0.750 INCHES NOMINAL IN; Overall Thickness: 0.375 INCHES NOMINAL IN; Shank Length: 0.686 INCHES MINIMUM AND 0.688 INCHES MAXIMUM IN. 14 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.