The Knob, cataloged under National Stock Number 5355-01-219-7043, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc. Div Tridair Products. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5355-01-219-7043 |
| Primary Part Number | 5S25-16B |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Howmet Global Fastening Systems Inc. Div Tridair Products |
| Status | ACTIVE |
| 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 |
|---|---|
| 5S25-16B PRIMARY | Howmet Global Fastening Systems Inc. Div Tridair Products (USA) |
| Reference | Meaning |
|---|---|
| 5S25-16B | C/1 Advisory reference — outside the item-of-supply concept Align Aerospace Llc |
| 5S25-16B | 5/9 Secondary reference Asi Aerospace Group, Inc. Dba Barco Aviation |
NSN 5355-01-219-7043 is a Knob, manufactured by Howmet Global Fastening Systems Inc. Div Tridair Products, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-01-219-7043 has 1 manufacturer part number on file: 5S25-16B (Howmet Global Fastening Systems Inc. Div Tridair Products).
Key specifications for 5S25-16B: End Item Identification: OH-58D AHIP (ARMY HELICOPTER IMPROVEMENT PROGRAM), ROTARY WING AIRCRAFT. 0 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.