The Knob, cataloged under National Stock Number 5355-01-177-1691, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Bae Systems Integrated System Technologies Ltd. Government technical data includes 12 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5355-01-177-1691 |
| Primary Part Number | 418/9/44624 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Bae Systems Integrated System Technologies Ltd |
| Status | ACTIVE |
| Shaft Accommodation Style | COUNTERBORED |
| Overall Thickness | 0.720 INCHES NOMINAL IN |
| Style Designator | ROUND |
| Outside Diameter | 0.620 INCHES NOMINAL IN |
| Counterbore Depth | 0.160 INCHES NOMINAL IN |
| Setscrew Hole Quantity | 2 |
| Counterbore Diameter | 0.385 INCHES NOMINAL IN |
| Inside Diameter | 0.253 INCHES NOMINAL IN |
| Gripping Surface Condition | GRIP AID |
| Color | BLACK |
| Material | PLASTIC |
| Attachment Method | SETSCREWS |
| 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 |
|---|---|
| 418/9/44624 | Bae Systems Integrated System Technologies Ltd (GBR) |
| Reference | Meaning |
|---|---|
| 418/9/44624 | 5/9 Secondary reference G E C Marconi Defence Systems Ltd |
| MSC487-NB2 | 3/2 Design control — primary reference U.S. Government activity |
| MSC487-NB2 | 5/9 Secondary reference Dupree Inc Aerospace Knob Co Div |
NSN 5355-01-177-1691 is a Knob, manufactured by Bae Systems Integrated System Technologies Ltd, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-01-177-1691 has 1 manufacturer part number on file: 418/9/44624 (Bae Systems Integrated System Technologies Ltd).
Key specifications for 418/9/44624: Shaft Accommodation Style: COUNTERBORED; Overall Thickness: 0.720 INCHES NOMINAL IN; Style Designator: ROUND; Outside Diameter: 0.620 INCHES NOMINAL IN. 12 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.