The Knob, cataloged under National Stock Number 5355-01-189-1970, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Ballantine Laboratories Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Knob |
| FSC / FSG | 5355 — Knobs and Pointers (FSG 53) |
| Manufacturers | Ballantine Laboratories Inc (CAGE 50423); Elma Electronic Ag (CAGE S3250) |
| Parameter | Value |
|---|---|
| NSN | 5355-01-189-1970 |
| Primary Part Number | 40-10077-0 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Ballantine Laboratories Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 40-10077-0 PRIMARY | Ballantine Laboratories Inc (USA) |
| 022-4520 PRIMARY | Elma Electronic Ag (CHE) |
| Reference | Meaning |
|---|---|
| 40-10077-0A | C/1 Advisory reference — outside the item-of-supply concept Ballantine Laboratories Inc |
NSN 5355-01-189-1970 is a Knob, manufactured by Ballantine Laboratories Inc, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-01-189-1970 has 2 manufacturer part numbers on file: 40-10077-0 (Ballantine Laboratories Inc), 022-4520 (Elma Electronic Ag).
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.