The Knob, cataloged under National Stock Number 5355-00-223-1653, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Aimtron Systems, Llc. Government technical data includes 17 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5355-00-223-1653 |
| Primary Part Number | 502110-2 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Aimtron Systems, Llc |
| Status | ACTIVE |
| Distance From Hole Center to Knob/skirt Base | 0.369 INCHES MAXIMUM IN |
| Shaft Accommodation Style | ROUND |
| Overall Thickness | 0.752 INCHES MINIMUM AND 0.812 INCHES MAXIMUM IN |
| Skirt Outside Diameter | 1.150 INCHES NOMINAL IN |
| Style Designator | ROUND |
| Outside Diameter | 0.620 INCHES NOMINAL IN |
| Setscrew Hole Quantity | 2 |
| Nominal Thread Size | 0.112 INCHES SCREW HOLE IN |
| Inside Diameter | 0.252 INCHES MINIMUM AND 0.254 INCHES MAXIMUM IN |
| Gripping Surface Condition | GRIP AID |
| Color | BLACK |
| Skirt Design | NONDETACHABLE |
| Screw Drive Type | HEXAGON SOCKET |
| Thread Quantity Per Inch | 40 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 |
|---|---|
| 502110-2 PRIMARY | Aimtron Systems, Llc (USA) |
| Reference | Meaning |
|---|---|
| 502110-2 | 5/9 Secondary reference Cardion Inc |
NSN 5355-00-223-1653 is a Knob, manufactured by Aimtron Systems, Llc, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-00-223-1653 has 1 manufacturer part number on file: 502110-2 (Aimtron Systems, Llc).
1 possible match (shared part number, not a government interchangeability claim): 5905-00-723-9271. Verify interchangeability with system specifications before substitution.
Key specifications for 502110-2: Distance From Hole Center to Knob/skirt Base: 0.369 INCHES MAXIMUM IN; Shaft Accommodation Style: ROUND; Overall Thickness: 0.752 INCHES MINIMUM AND 0.812 INCHES MAXIMUM IN; Skirt Outside Diameter: 1.150 INCHES NOMINAL IN. 17 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.