The Knob, cataloged under National Stock Number 5355-00-390-0229, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Electronic Hardware Corp Dba Electronic Hardware Corp. Government technical data includes 20 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5355-00-390-0229 |
| Primary Part Number | 9AA3MA |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Electronic Hardware Corp Dba Electronic Hardware Corp |
| Status | ACTIVE |
| Distance From Hole Center to Knob/skirt Base | 0.255 INCHES NOMINAL IN |
| Shaft Accommodation Style | ROUND |
| Length | 1.344 INCHES NOMINAL IN |
| Overall Thickness | 0.796 INCHES NOMINAL IN |
| Skirt Outside Diameter | 0.645 INCHES NOMINAL IN |
| Style Designator | POINTER |
| Setscrew Hole Quantity | 2 |
| Nominal Thread Size | 0.112 INCHES SCREW HOLE IN |
| Inside Diameter | 0.190 INCHES NOMINAL IN |
| Pointer Design | NONDETACHABLE |
| Gripping Surface Condition | GRIP AID |
| Color | BLACK |
| Skirt Design | NONDETACHABLE |
| Width | 0.900 INCHES NOMINAL IN |
| Screw Drive Type | CROSS RECESS TYPE 1 |
| Thread Quantity Per Inch | 40 SCREW HOLE |
| Material | PLASTIC POLYCARBONATE |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SCREW HOLE |
| Skirt Style | RING |
| 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 |
|---|---|
| 9AA3MA PRIMARY | Electronic Hardware Corp Dba Electronic Hardware Corp (USA) |
| Reference | Meaning |
|---|---|
| 92A3MA | 5/9 Secondary reference U.S. Government activity |
| J1302B60212 | 5/9 Secondary reference U.S. Government activity |
NSN 5355-00-390-0229 is a Knob, manufactured by Electronic Hardware Corp Dba Electronic Hardware Corp, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-00-390-0229 has 1 manufacturer part number on file: 9AA3MA (Electronic Hardware Corp Dba Electronic Hardware Corp).
Key specifications for 9AA3MA: Distance From Hole Center to Knob/skirt Base: 0.255 INCHES NOMINAL IN; Shaft Accommodation Style: ROUND; Length: 1.344 INCHES NOMINAL IN; Overall Thickness: 0.796 INCHES NOMINAL IN. 20 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.