The Knob, cataloged under National Stock Number 5355-01-641-9898, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Mcmaster-Carr Supply Co. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5355-01-641-9898 |
| Primary Part Number | 6091K57 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Mcmaster-Carr Supply Co |
| Status | ACTIVE |
| Thread Length | 0.5 INCHES NOMINAL IN |
| Shank Length | 3.0 INCHES NOMINAL IN |
| Material Transparency | OPAQUE |
| Style Designator | ROUND |
| Color | GRAY/GREY |
| Material | STEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 6091K57 PRIMARY | Mcmaster-Carr Supply Co (USA) |
NSN 5355-01-641-9898 is a Knob, manufactured by Mcmaster-Carr Supply Co, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-01-641-9898 has 1 manufacturer part number on file: 6091K57 (Mcmaster-Carr Supply Co).
Key specifications for 6091K57: Thread Length: 0.5 INCHES NOMINAL IN; Shank Length: 3.0 INCHES NOMINAL IN; Material Transparency: OPAQUE; Style Designator: ROUND. 6 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.