The Knob, cataloged under National Stock Number 5355-01-409-2007, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Te Connectivity Corporation. Government technical data includes 15 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5355-01-409-2007 |
| Primary Part Number | PKX-50B-1/4 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Te Connectivity Corporation |
| Status | ACTIVE |
| Distance From Hole Center to Knob/skirt Base | 0.250 INCHES NOMINAL IN |
| Shaft Accommodation Style | ROUND |
| Overall Thickness | 0.550 INCHES NOMINAL IN |
| Style Designator | ROUND |
| Outside Diameter | 0.590 INCHES NOMINAL IN |
| Setscrew Hole Quantity | 1 |
| Nominal Thread Size | 0.112 INCHES SCREW HOLE IN |
| Inside Diameter | 0.250 INCHES NOMINAL IN |
| Gripping Surface Condition | GRIP AID |
| Color | BLACK, LUSTERLESS |
| Screw Drive Type | HEXAGON SOCKET |
| Thread Quantity Per Inch | 40 SCREW HOLE |
| Material | PLASTIC PHENOLIC |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SCREW HOLE |
| 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 |
|---|---|
| PKX-50B-1/4 PRIMARY | Te Connectivity Corporation (USA) |
| Reference | Meaning |
|---|---|
| PKX-50B-1/4 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| PKX-50B-1/4 | 5/9 Secondary reference U.S. Government activity |
NSN 5355-01-409-2007 is a Knob, manufactured by Te Connectivity Corporation, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-01-409-2007 has 1 manufacturer part number on file: PKX-50B-1/4 (Te Connectivity Corporation).
Key specifications for PKX-50B-1/4: Distance From Hole Center to Knob/skirt Base: 0.250 INCHES NOMINAL IN; Shaft Accommodation Style: ROUND; Overall Thickness: 0.550 INCHES NOMINAL IN; Style Designator: ROUND. 15 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.