The Knob, cataloged under National Stock Number 5355-00-471-5643, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5355-00-471-5643 |
| Primary Part Number | 172AS596 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Shaft Accommodation Style | ROUND |
| Length | 1.125 INCHES NOMINAL IN |
| Overall Thickness | 0.781 INCHES NOMINAL IN |
| Skirt Outside Diameter | 1.000 INCHES NOMINAL IN |
| Style Designator | BAR WITH SINGLE POINTER |
| Reference Marking | LINE |
| Setscrew Hole Quantity | 2 |
| Nominal Thread Size | 0.138 INCHES SCREW HOLE IN |
| Inside Diameter | 0.250 INCHES NOMINAL IN |
| Pointer Design | NONDETACHABLE |
| Gripping Surface Condition | GRIP AID |
| Color | BLACK |
| Skirt Design | NONDETACHABLE |
| Width | 0.625 INCHES NOMINAL IN |
| Screw Drive Type | HEXAGON SOCKET |
| Thread Quantity Per Inch | 32 SCREW HOLE |
| Material | PLASTIC |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SCREW HOLE |
| Skirt Style | STEPPED |
| 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 |
|---|---|
| 172AS596 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| APC81-10 | 5/9 Secondary reference U.S. Government activity |
| 533-132-03 | 3/2 Design control — primary reference U.S. Government activity |
| 533-132-03 | 5/9 Secondary reference Dupree Inc Aerospace Knob Co Div |
NSN 5355-00-471-5643 is a Knob, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-00-471-5643 has 1 manufacturer part number on file: 172AS596 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 172AS596: Shaft Accommodation Style: ROUND; Length: 1.125 INCHES NOMINAL IN; Overall Thickness: 0.781 INCHES NOMINAL IN; Skirt Outside Diameter: 1.000 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.