The Knob, cataloged under National Stock Number 5355-01-538-5169, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5355-01-538-5169 |
| Primary Part Number | 68A731090-2009 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | The Boeing Company Div Defense |
| 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 |
|---|---|
| 68A731090-2009 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| A731090 | 5/9 Secondary reference The Boeing Company Div Defense |
| 68A731090 | D/9 Drawing number reference only The Boeing Company Div Defense |
NSN 5355-01-538-5169 is a Knob, manufactured by The Boeing Company Div Defense, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-01-538-5169 has 1 manufacturer part number on file: 68A731090-2009 (The Boeing Company Div Defense).
Key specifications for 68A731090-2009: Special Features: 2.40 IN. DIA;.0.810 IN. HT;8 HOLES 0.100 DIA SPACED WITHIN .03, CHAMFER EDGES .02 MINIMUM;4 HOLES 0.500 DIA EQUALLY SPACED WITHIN .05 ON .590 R;FINISHED PART IN; Part Name Assigned by Controlling Agency: KNOB-EJECTOR ADJ CENTERLINE AND INBD PYLONS. 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.