The Knob, cataloged under National Stock Number 5355-00-070-2683, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Us Army Aviation and Missile Command. Government technical data includes 9 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 | 5355-00-070-2683 |
| Primary Part Number | 9978829 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Inside Width | 0.255 INCHES MINIMUM AND 0.257 INCHES MAXIMUM IN |
| Shaft Accommodation Style | SQUARE WITH DIAGONAL CORNER |
| Overall Thickness | 0.500 INCHES NOMINAL IN |
| Style Designator | ROUND |
| Outside Diameter | 3.750 INCHES NOMINAL IN |
| Inside Width Across Corners | 0.328 INCHES MINIMUM AND 0.331 INCHES MAXIMUM IN |
| Gripping Surface Condition | SMOOTH |
| Material | COPPER ALLOY |
| Attachment Method | PRESS FIT |
| 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 |
|---|---|
| 9978829 PRIMARY | Us Army Aviation and Missile Command (USA) |
NSN 5355-00-070-2683 is a Knob, manufactured by Us Army Aviation and Missile Command, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-00-070-2683 has 1 manufacturer part number on file: 9978829 (Us Army Aviation and Missile Command).
Key specifications for 9978829: Inside Width: 0.255 INCHES MINIMUM AND 0.257 INCHES MAXIMUM IN; Shaft Accommodation Style: SQUARE WITH DIAGONAL CORNER; Overall Thickness: 0.500 INCHES NOMINAL IN; Style Designator: ROUND. 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.