The Knob, cataloged under National Stock Number 5355-01-480-5740, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Abb Installation Products Inc. Government technical data includes 19 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 | 5355-01-480-5740 |
| Primary Part Number | KD500B1/4 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Abb Installation Products Inc |
| Status | ACTIVE |
| Distance From Hole Center to Knob/skirt Base | 0.280 INCHES NOMINAL IN |
| Shaft Accommodation Style | ROUND |
| Overall Thickness | 0.630 INCHES NOMINAL IN |
| Skirt Outside Diameter | 0.430 INCHES NOMINAL IN |
| Material Transparency | OPAQUE |
| Style Designator | ROUND |
| Outside Diameter | 0.500 INCHES NOMINAL IN |
| Reference Marking | LINE |
| Setscrew Hole Quantity | 2 |
| Nominal Thread Size | 0.138 INCHES SCREW HOLE IN |
| Inside Diameter | 0.251 INCHES NOMINAL IN |
| Gripping Surface Condition | GRIP AID |
| Color | BLACK |
| Skirt Design | NONDETACHABLE |
| Thread Quantity Per Inch | 32 SCREW HOLE |
| Material | ALUMINUM |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SCREW HOLE |
| Skirt Style | RING |
| Attachment Method | SETSCREWS |
| 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 |
|---|---|
| KD500B1/4 PRIMARY | Abb Installation Products Inc (USA) |
NSN 5355-01-480-5740 is a Knob, manufactured by Abb Installation Products Inc, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-01-480-5740 has 1 manufacturer part number on file: KD500B1/4 (Abb Installation Products Inc).
Key specifications for KD500B1/4: Distance From Hole Center to Knob/skirt Base: 0.280 INCHES NOMINAL IN; Shaft Accommodation Style: ROUND; Overall Thickness: 0.630 INCHES NOMINAL IN; Skirt Outside Diameter: 0.430 INCHES NOMINAL IN. 19 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.