The Knob, cataloged under National Stock Number 5355-01-070-0883, 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 9 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5355-01-070-0883 |
| Primary Part Number | 12280448-1 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Style Designator | BALL |
| Outside Diameter | 1.380 INCHES NOMINAL IN |
| Nominal Thread Size | 0.500 INCHES RECEPTACLE IN |
| Gripping Surface Condition | SMOOTH |
| Color | BLACK |
| Thread Quantity Per Inch | 13 RECEPTACLE |
| Material | PLASTIC |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) RECEPTACLE |
| 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 |
|---|---|
| 12280448-1 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 12280448-1 | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
NSN 5355-01-070-0883 is a Knob, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-01-070-0883 has 2 manufacturer part numbers on file: 12280448-1 (U S Army Tank Automotive Command Amsta-Im-Mm), 12280448-1 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).
Key specifications for 12280448-1: Style Designator: BALL; Outside Diameter: 1.380 INCHES NOMINAL IN; Nominal Thread Size: 0.500 INCHES RECEPTACLE IN; Gripping Surface Condition: SMOOTH. 9 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.