The Knob, cataloged under National Stock Number 5355-01-042-0549, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 17 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5355-01-042-0549 |
| Primary Part Number | 8734633 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Shank Diameter | 1.750 INCHES NOMINAL IN |
| Shaft Accommodation Style | ROUND |
| Overall Thickness | 0.500 INCHES NOMINAL IN |
| Skirt Outside Diameter | 1.750 INCHES NOMINAL IN |
| Shank Length | 0.250 INCHES NOMINAL IN |
| Style Designator | ROUND |
| Outside Diameter | 2.250 INCHES NOMINAL IN |
| Nominal Thread Size | 0.500 INCHES RECEPTACLE IN |
| Inside Diameter | 0.500 INCHES NOMINAL IN |
| Shank Style | STRAIGHT |
| Gripping Surface Condition | GRIP AID |
| Skirt Design | NONDETACHABLE |
| Thread Quantity Per Inch | 20 RECEPTACLE |
| Material | PLASTIC |
| Thread Series Designator | UNF RECEPTACLE |
| Skirt Style | STEPPED |
| Attachment Method | SCREW ON |
| 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 |
|---|---|
| 8734633 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5355-01-042-0549 is a Knob, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-01-042-0549 has 1 manufacturer part number on file: 8734633 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 8734633: Shank Diameter: 1.750 INCHES NOMINAL IN; Shaft Accommodation Style: ROUND; Overall Thickness: 0.500 INCHES NOMINAL IN; Skirt Outside Diameter: 1.750 INCHES NOMINAL IN. 17 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.