The Knob, cataloged under National Stock Number 5355-01-114-5717, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 14 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 | 5355-01-114-5717 |
| Primary Part Number | 639AS5221 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Distance From Hole Center to Knob/skirt Base | 0.230 INCHES NOMINAL IN |
| Overall Thickness | 0.400 INCHES NOMINAL IN |
| Skirt Outside Diameter | 1.970 INCHES NOMINAL IN |
| Style Designator | ROUND |
| Outside Diameter | 1.590 INCHES NOMINAL IN |
| Setscrew Hole Quantity | 2 |
| Gripping Surface Condition | SMOOTH |
| Color | BLACK |
| Surface Treatment | ANODIZE |
| Skirt Design | NONDETACHABLE |
| Screw Drive Type | SLOT |
| Material | ALUMINUM ALLOY 6061 |
| Skirt Style | STRAIGHT |
| 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 |
|---|---|
| 639AS5221 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
NSN 5355-01-114-5717 is a Knob, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-01-114-5717 has 1 manufacturer part number on file: 639AS5221 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 639AS5221: Distance From Hole Center to Knob/skirt Base: 0.230 INCHES NOMINAL IN; Overall Thickness: 0.400 INCHES NOMINAL IN; Skirt Outside Diameter: 1.970 INCHES NOMINAL IN; Style Designator: ROUND. 14 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.