The Knob, cataloged under National Stock Number 5355-00-644-1860, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is L3harris Technologies, Inc.. Government technical data includes 18 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5355-00-644-1860 |
| Primary Part Number | FRB 23144-1E |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | L3harris Technologies, Inc. |
| Status | ACTIVE |
| Shank Diameter | 0.563 INCHES NOMINAL IN |
| Distance From Hole Center to Knob/skirt Base | 0.141 INCHES NOMINAL IN |
| Shaft Accommodation Style | ROUND |
| Overall Thickness | 0.500 INCHES NOMINAL IN |
| Shank Length | 0.032 INCHES NOMINAL IN |
| Style Designator | ROUND |
| Outside Diameter | 0.625 INCHES NOMINAL IN |
| Reference Marking | ARROW |
| Setscrew Hole Quantity | 2 |
| Nominal Thread Size | 0.138 INCHES SCREW HOLE IN |
| Inside Diameter | 0.251 INCHES NOMINAL IN |
| Shank Style | STRAIGHT |
| Gripping Surface Condition | GRIP AID |
| Screw Drive Type | HEXAGON SOCKET |
| Thread Quantity Per Inch | 32 SCREW HOLE |
| Material | COPPER ALLOY |
| 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 |
| Part Number | Manufacturer |
|---|---|
| FRB 23144-1E PRIMARY | L3harris Technologies, Inc. (USA) |
| Reference | Meaning |
|---|---|
| FRB23144-1 | 5/9 Secondary reference L3harris Technologies, Inc. |
| BG1508 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5355-00-644-1860 is a Knob, manufactured by L3harris Technologies, Inc., classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-00-644-1860 has 1 manufacturer part number on file: FRB 23144-1E (L3harris Technologies, Inc.).
Key specifications for FRB 23144-1E: Shank Diameter: 0.563 INCHES NOMINAL IN; Distance From Hole Center to Knob/skirt Base: 0.141 INCHES NOMINAL IN; Shaft Accommodation Style: ROUND; Overall Thickness: 0.500 INCHES NOMINAL IN. 18 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.