The Knob, cataloged under National Stock Number 5355-01-449-3261, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Electronic Hardware Corp Dba Electronic Hardware Corp. Government technical data includes 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5355-01-449-3261 |
| Primary Part Number | K524-BM0/W/SUA |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Electronic Hardware Corp Dba Electronic Hardware Corp |
| Status | ACTIVE |
| Keyway Depth | 0.160 INCHES NOMINAL IN |
| Shaft Accommodation Style | DOUBLE KEYWAY |
| Outside Diameter | 0.710 INCHES NOMINAL IN |
| Inside Diameter | 0.390 INCHES NOMINAL IN |
| Gripping Surface Condition | GRIP AID |
| Keyway Width | 0.180 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY A380.0 |
| 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 |
|---|---|
| K524-BM0/W/SUA PRIMARY | Electronic Hardware Corp Dba Electronic Hardware Corp (USA) |
| Reference | Meaning |
|---|---|
| K524-BM0/W/SUA | 3/2 Design control — primary reference U.S. Government activity |
| B4028141 | 7/2 Vendor item drawing reference Department of the Army Hq United States Army Communications Research and Development Command |
NSN 5355-01-449-3261 is a Knob, manufactured by Electronic Hardware Corp Dba Electronic Hardware Corp, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-01-449-3261 has 1 manufacturer part number on file: K524-BM0/W/SUA (Electronic Hardware Corp Dba Electronic Hardware Corp).
Key specifications for K524-BM0/W/SUA: Keyway Depth: 0.160 INCHES NOMINAL IN; Shaft Accommodation Style: DOUBLE KEYWAY; Outside Diameter: 0.710 INCHES NOMINAL IN; Inside Diameter: 0.390 INCHES NOMINAL IN. 7 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.