The Knob, cataloged under National Stock Number 5355-00-998-3331, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Textron Aviation Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5355-00-998-3331 |
| Primary Part Number | 0861224-1 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Textron Aviation Inc |
| Status | ACTIVE |
| Distance From Hole Center to Knob/skirt Base | 0.625 INCHES NOMINAL IN |
| Inside Width | 0.125 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN |
| Shaft Accommodation Style | RECTANGULAR |
| Inside Length | 0.625 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN |
| Overall Thickness | 0.750 INCHES NOMINAL IN |
| Style Designator | ROUND |
| Outside Diameter | 1.500 INCHES NOMINAL IN |
| Nominal Thread Size | 0.190 INCHES SCREW HOLE IN |
| Gripping Surface Condition | GRIP AID |
| Color | RED |
| Screw Drive Type | CROSS RECESS TYPE 1 |
| Thread Quantity Per Inch | 32 SCREW HOLE |
| Material | PLASTIC |
| Thread Series Designator | UNF SCREW HOLE |
| Attachment Method | MACHINE SCREW |
| 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 |
|---|---|
| 0861224-1 PRIMARY | Textron Aviation Inc (USA) |
| Reference | Meaning |
|---|---|
| 0861224-1 | 3/9 Design control — primary reference Cessna Aircraft Company Dba Textron Aviation |
NSN 5355-00-998-3331 is a Knob, manufactured by Textron Aviation Inc, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-00-998-3331 has 1 manufacturer part number on file: 0861224-1 (Textron Aviation Inc).
Key specifications for 0861224-1: Distance From Hole Center to Knob/skirt Base: 0.625 INCHES NOMINAL IN; Inside Width: 0.125 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN; Shaft Accommodation Style: RECTANGULAR; Inside Length: 0.625 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN. 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.