The Knob, cataloged under National Stock Number 5355-00-838-2830, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5355-00-838-2830 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Status | ACTIVE |
| Style Designator | BALL |
| Outside Diameter | 1.000 INCHES MAXIMUM IN |
| Nominal Thread Size | 0.190 INCHES RECEPTACLE IN |
| Specification/standard Data | 80205-NAS121 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Gripping Surface Condition | SMOOTH |
| Color | GRAY/GREY |
| Thread Quantity Per Inch | 32 RECEPTACLE |
| Material | PLASTIC |
| Thread Series Designator | UNF RECEPTACLE |
| Attachment Method | SCREW ON |
| 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 |
|---|---|
| NAS121 | 3/1 Design control — primary reference U.S. Government activity |
| NAS121L-125 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5355-00-838-2830 is a Knob, classified under FSC 5355, Knobs and Pointers. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5355-00-899-3289. Verify interchangeability with system specifications before substitution.
Key specifications for 5355-00-838-2830: Style Designator: BALL; Outside Diameter: 1.000 INCHES MAXIMUM IN; Nominal Thread Size: 0.190 INCHES RECEPTACLE IN; Specification/standard Data: 80205-NAS121 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD. 10 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.