The Knob, cataloged under National Stock Number 5355-01-033-8645, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is L3 Technologies, Inc. Dba Communication Systems-West Div Communication Systems-West. Government technical data includes 9 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 | 5355-01-033-8645 |
| Primary Part Number | 2278799 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | L3 Technologies, Inc. Dba Communication Systems-West Div Communication Systems-West |
| Status | ACTIVE |
| Shaft Accommodation Style | ROUND |
| Overall Thickness | 0.2500 INCHES NOMINAL IN |
| Style Designator | FLUTED FOILS |
| Inside Diameter | 0.5000 INCHES NOMINAL IN |
| Gripping Surface Condition | GRIP AID |
| Width | 1.385 INCHES MINIMUM AND 1.400 INCHES MAXIMUM IN |
| Material | STEEL |
| Attachment Method | UNTHREADED COUNTERBORED HOLE |
| Fluted Foil Quantity | 4 |
| 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 |
|---|---|
| 2278799 PRIMARY | L3 Technologies, Inc. Dba Communication Systems-West Div Communication Systems-West (USA) |
NSN 5355-01-033-8645 is a Knob, manufactured by L3 Technologies, Inc. Dba Communication Systems-West Div Communication Systems-West, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-01-033-8645 has 1 manufacturer part number on file: 2278799 (L3 Technologies, Inc. Dba Communication Systems-West Div Communication Systems-West).
Key specifications for 2278799: Shaft Accommodation Style: ROUND; Overall Thickness: 0.2500 INCHES NOMINAL IN; Style Designator: FLUTED FOILS; Inside Diameter: 0.5000 INCHES NOMINAL IN. 9 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.