The Knob, cataloged under National Stock Number 5355-00-680-1234, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Raytheon Company. 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. 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 | 5355-00-680-1234 |
| Primary Part Number | 191789 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Raytheon Company |
| Status | ACTIVE |
| Distance From Hole Center to Knob/skirt Base | 0.312 INCHES NOMINAL IN |
| Shaft Accommodation Style | COUNTERBORED |
| Overall Thickness | 0.803 INCHES NOMINAL IN |
| Skirt Outside Diameter | 1.135 INCHES NOMINAL IN |
| Style Designator | TRIANGULAR |
| Counterbore Depth | 0.125 INCHES NOMINAL IN |
| Setscrew Hole Quantity | 2 |
| Nominal Thread Size | 0.164 INCHES SCREW HOLE IN |
| Counterbore Diameter | 0.554 INCHES NOMINAL IN |
| Inside Diameter | 0.252 INCHES NOMINAL IN |
| Gripping Surface Condition | SMOOTH |
| Color | BLACK |
| Skirt Design | NONDETACHABLE |
| Width | 0.875 INCHES NOMINAL IN |
| Screw Drive Type | CROSS RECESS TYPE 1 |
| Thread Quantity Per Inch | 32 SCREW HOLE |
| Material | ALUMINUM ALLOY |
| 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 |
|---|---|
| 191789 PRIMARY | Raytheon Company (USA) |
NSN 5355-00-680-1234 is a Knob, manufactured by Raytheon Company, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-00-680-1234 has 1 manufacturer part number on file: 191789 (Raytheon Company).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-645-4837. Verify interchangeability with system specifications before substitution.
Key specifications for 191789: Distance From Hole Center to Knob/skirt Base: 0.312 INCHES NOMINAL IN; Shaft Accommodation Style: COUNTERBORED; Overall Thickness: 0.803 INCHES NOMINAL IN; Skirt Outside Diameter: 1.135 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.