The Knob, cataloged under National Stock Number 5355-01-031-8191, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 8 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 | 5355-01-031-8191 |
| Primary Part Number | 2528680 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Shaft Accommodation Style | ROUND |
| Overall Thickness | 3.125 INCHES NOMINAL IN |
| Style Designator | ROUND |
| Outside Diameter | 0.685 INCHES MINIMUM AND 0.687 INCHES MAXIMUM IN |
| Pin Accommodation Type | STRAIGHT PIN TYPE W/O PIN |
| Inside Diameter | 0.312 INCHES NOMINAL IN |
| Gripping Surface Condition | GRIP AID |
| Attachment Method | PIN |
| 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 |
|---|---|
| 2528680 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 5355-01-031-8191 is a Knob, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-01-031-8191 has 1 manufacturer part number on file: 2528680 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 2528680: Shaft Accommodation Style: ROUND; Overall Thickness: 3.125 INCHES NOMINAL IN; Style Designator: ROUND; Outside Diameter: 0.685 INCHES MINIMUM AND 0.687 INCHES MAXIMUM IN. 8 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.