The Knob, cataloged under National Stock Number 5355-00-685-4516, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Naval Air Warfare Center Aircraft Div. Government technical data includes 22 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5355-00-685-4516 |
| Primary Part Number | 57A22C22 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Naval Air Warfare Center Aircraft Div |
| Status | ACTIVE |
| Shank Diameter | 0.500 INCHES NOMINAL IN |
| Shaft Accommodation Style | ROUND |
| Length | 1.062 INCHES NOMINAL IN |
| Overall Thickness | 0.594 INCHES NOMINAL IN |
| Skirt Outside Diameter | 1.250 INCHES NOMINAL IN |
| Shank Length | 0.437 INCHES NOMINAL IN |
| Style Designator | BAR WITH SINGLE POINTER |
| Reference Marking | ARROW |
| Setscrew Hole Quantity | 2 |
| Nominal Thread Size | 0.164 INCHES SCREW HOLE IN |
| Inside Diameter | 0.250 INCHES NOMINAL IN |
| Shank Style | STRAIGHT |
| Pointer Design | NONDETACHABLE |
| Gripping Surface Condition | SMOOTH |
| Color | BLACK |
| Skirt Design | NONDETACHABLE |
| Width | 0.875 INCHES NOMINAL IN |
| Screw Drive Type | HEXAGON SOCKET |
| Thread Quantity Per Inch | 32 SCREW HOLE |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SCREW HOLE |
| Skirt Style | FLARED |
| 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 |
|---|---|
| 57A22C22 PRIMARY | Naval Air Warfare Center Aircraft Div (USA) |
| Reference | Meaning |
|---|---|
| 57A22C22 | 5/9 Secondary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 5355-00-685-4516 is a Knob, manufactured by Naval Air Warfare Center Aircraft Div, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-00-685-4516 has 1 manufacturer part number on file: 57A22C22 (Naval Air Warfare Center Aircraft Div).
Key specifications for 57A22C22: Shank Diameter: 0.500 INCHES NOMINAL IN; Shaft Accommodation Style: ROUND; Length: 1.062 INCHES NOMINAL IN; Overall Thickness: 0.594 INCHES NOMINAL IN. 22 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.