The Knob, cataloged under National Stock Number 5355-00-549-7835, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Emerson Electric Co Computer Power Div. Government technical data includes 13 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 | 5355-00-549-7835 |
| Primary Part Number | 50-290221-00 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Emerson Electric Co Computer Power Div |
| Status | ACTIVE |
| Shank Diameter | 0.370 INCHES NOMINAL IN |
| Shaft Accommodation Style | ROUND |
| Overall Thickness | 0.560 INCHES NOMINAL IN |
| Shank Length | 0.250 INCHES NOMINAL IN |
| Style Designator | ROUND |
| Outside Diameter | 0.620 INCHES MINIMUM AND 0.680 INCHES MAXIMUM IN |
| Pin Accommodation Type | STRAIGHT PIN TYPE W/O PIN |
| Inside Diameter | 0.251 INCHES MINIMUM AND 0.254 INCHES MAXIMUM IN |
| Shank Style | STRAIGHT |
| Gripping Surface Condition | GRIP AID |
| Color | BLACK |
| Material | ALUMINUM ALLOY 2024 |
| Attachment Method | PIN |
| 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 |
|---|---|
| 50-290221-00 PRIMARY | Emerson Electric Co Computer Power Div (USA) |
NSN 5355-00-549-7835 is a Knob, manufactured by Emerson Electric Co Computer Power Div, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-00-549-7835 has 1 manufacturer part number on file: 50-290221-00 (Emerson Electric Co Computer Power Div).
Key specifications for 50-290221-00: Shank Diameter: 0.370 INCHES NOMINAL IN; Shaft Accommodation Style: ROUND; Overall Thickness: 0.560 INCHES NOMINAL IN; Shank Length: 0.250 INCHES NOMINAL IN. 13 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.