The Knob, cataloged under National Stock Number 5355-01-075-3335, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Rockwell Collins, Inc. Dba Rc Displays Systems. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5355-01-075-3335 |
| Primary Part Number | 29229-1B |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Rockwell Collins, Inc. Dba Rc Displays Systems |
| Status | ACTIVE |
| Distance From Hole Center to Knob/skirt Base | 0.440 INCHES NOMINAL IN |
| Shaft Accommodation Style | COUNTERBORED |
| Overall Thickness | 0.780 INCHES NOMINAL IN |
| Style Designator | FLUTED FOILS |
| Counterbore Depth | 0.200 INCHES NOMINAL IN |
| Setscrew Hole Quantity | 2 |
| Nominal Thread Size | 0.112 INCHES SCREW HOLE IN |
| Counterbore Diameter | 0.420 INCHES NOMINAL IN |
| Inside Diameter | 0.256 INCHES NOMINAL IN |
| Gripping Surface Condition | GRIP AID |
| Color | GRAY/GREY |
| Width | 0.600 INCHES NOMINAL IN |
| Thread Quantity Per Inch | 40 SCREW HOLE |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SCREW HOLE |
| Attachment Method | SETSCREWS |
| Fluted Foil Quantity | 16 |
| 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 |
|---|---|
| 29229-1B PRIMARY | Rockwell Collins, Inc. Dba Rc Displays Systems (USA) |
| 29229-1B | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA) |
| 29229-1B | Quality Plastics Inc (USA) |
| Reference | Meaning |
|---|---|
| 29229-1B | 5/9 Secondary reference Danish Aerotech A/s |
| 29229-1A | 5/9 Secondary reference Rockwell Collins, Inc. Dba Rc Displays Systems |
NSN 5355-01-075-3335 is a Knob, manufactured by Rockwell Collins, Inc. Dba Rc Displays Systems, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-01-075-3335 has 3 manufacturer part numbers on file: 29229-1B (Rockwell Collins, Inc. Dba Rc Displays Systems), 29229-1B (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), 29229-1B (Quality Plastics Inc).
Key specifications for 29229-1B: Distance From Hole Center to Knob/skirt Base: 0.440 INCHES NOMINAL IN; Shaft Accommodation Style: COUNTERBORED; Overall Thickness: 0.780 INCHES NOMINAL IN; Style Designator: FLUTED FOILS. 16 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.