The Knob, cataloged under National Stock Number 5355-01-121-2793, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Thales Usa, Inc. Div Air Mobility Solutions ("ams"). 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5355-01-121-2793 |
| Primary Part Number | 260385-0001 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Thales Usa, Inc. Div Air Mobility Solutions ("ams") |
| Status | ACTIVE |
| Distance From Hole Center to Knob/skirt Base | 0.281 INCHES NOMINAL IN |
| Shaft Accommodation Style | COUNTERBORED |
| Overall Thickness | 0.625 INCHES NOMINAL IN |
| Skirt Outside Diameter | 0.750 INCHES NOMINAL IN |
| Style Designator | ROUND |
| Outside Diameter | 0.445 INCHES NOMINAL IN |
| Counterbore Depth | 0.154 INCHES NOMINAL IN |
| Reference Marking | ARROW |
| Setscrew Hole Quantity | 2 |
| Nominal Thread Size | 0.138 INCHES SCREW HOLE IN |
| Counterbore Diameter | 0.370 INCHES NOMINAL IN |
| Inside Diameter | 0.125 INCHES NOMINAL IN |
| Gripping Surface Condition | GRIP AID |
| Color | NATURAL |
| Skirt Design | NONDETACHABLE |
| Screw Drive Type | HEXAGON SOCKET |
| Thread Quantity Per Inch | 32 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 |
|---|---|
| 260385-0001 | Thales Usa, Inc. Div Air Mobility Solutions ("ams") (USA) |
| Reference | Meaning |
|---|---|
| KN5-501-BA-1/8 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| KNS-501-BA-1/8 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5355-01-121-2793 is a Knob, manufactured by Thales Usa, Inc. Div Air Mobility Solutions ("ams"), classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-01-121-2793 has 1 manufacturer part number on file: 260385-0001 (Thales Usa, Inc. Div Air Mobility Solutions ("ams")).
Key specifications for 260385-0001: Distance From Hole Center to Knob/skirt Base: 0.281 INCHES NOMINAL IN; Shaft Accommodation Style: COUNTERBORED; Overall Thickness: 0.625 INCHES NOMINAL IN; Skirt Outside Diameter: 0.750 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.