The Knob, cataloged under National Stock Number 5355-00-644-2003, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. Government technical data includes 17 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5355-00-644-2003 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Status | ACTIVE |
| Distance From Hole Center to Knob/skirt Base | 0.750 INCHES NOMINAL IN |
| Shaft Accommodation Style | ROUND |
| Length | 1.406 INCHES NOMINAL IN |
| Overall Thickness | 0.812 INCHES NOMINAL IN |
| Style Designator | BAR WITH SINGLE POINTER |
| Reference Marking | DOT |
| Setscrew Hole Quantity | 1 |
| Nominal Thread Size | 0.164 INCHES SCREW HOLE IN |
| Inside Diameter | 0.250 INCHES NOMINAL IN |
| Pointer Design | DETACHABLE |
| Gripping Surface Condition | GRIP AID |
| Color | BLACK |
| Width | 0.875 INCHES NOMINAL IN |
| Thread Quantity Per Inch | 32 SCREW HOLE |
| Material | PLASTIC |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SCREW HOLE |
| 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 |
| Reference | Meaning |
|---|---|
| 11500-11 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5355-00-644-2003 is a Knob, classified under FSC 5355, Knobs and Pointers. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5355-00-667-5971, 1660-00-831-5585. Verify interchangeability with system specifications before substitution.
Key specifications for 5355-00-644-2003: Distance From Hole Center to Knob/skirt Base: 0.750 INCHES NOMINAL IN; Shaft Accommodation Style: ROUND; Length: 1.406 INCHES NOMINAL IN; Overall Thickness: 0.812 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.