The Knob, cataloged under National Stock Number 5355-00-944-2553, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Md Helicopters Inc. Government technical data includes 14 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5355-00-944-2553 |
| Primary Part Number | 369A4568 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Md Helicopters Inc |
| Status | ACTIVE |
| Shank Diameter | 0.220 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN |
| Distance From Hole Center to Knob/skirt Base | 0.110 INCHES NOMINAL IN |
| Shaft Accommodation Style | ROUND |
| Shank Length | 0.190 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN |
| Setscrew Hole Quantity | 1 |
| Nominal Thread Size | 0.112 INCHES SCREW HOLE IN |
| Inside Diameter | 0.177 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN |
| Shank Style | STRAIGHT |
| Gripping Surface Condition | GRIP AID |
| Color | BLACK |
| Thread Quantity Per Inch | 40 SCREW HOLE |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SCREW HOLE |
| Attachment Method | SETSCREWS |
| Fluted Foil Quantity | 5 |
| 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 |
|---|---|
| 369A4568 PRIMARY | Md Helicopters Inc (USA) |
| Reference | Meaning |
|---|---|
| 10378723 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 369A4568 | 5/9 Secondary reference Mcdonnell Douglas Helicopter Co Inc |
| 369A4568 | 5/1 Secondary reference The Boeing Company |
NSN 5355-00-944-2553 is a Knob, manufactured by Md Helicopters Inc, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-00-944-2553 has 1 manufacturer part number on file: 369A4568 (Md Helicopters Inc).
Key specifications for 369A4568: Shank Diameter: 0.220 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN; Distance From Hole Center to Knob/skirt Base: 0.110 INCHES NOMINAL IN; Shaft Accommodation Style: ROUND; Shank Length: 0.190 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN. 14 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.