The Knob, cataloged under National Stock Number 5355-01-374-9847, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 17 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5355-01-374-9847 |
| Primary Part Number | 6551841 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Distance From Hole Center to Knob/skirt Base | 0.240 INCHES NOMINAL IN |
| Inside Width | 0.107 INCHES NOMINAL IN |
| Shaft Accommodation Style | FLATTED ONE SIDE |
| Overall Thickness | 0.520 INCHES NOMINAL IN |
| Style Designator | TAPERED WITH COUNTERSUNK FACE |
| Outside Diameter | 0.500 INCHES NOMINAL IN |
| Reference Marking | INDICATOR LINE |
| Setscrew Hole Quantity | 2 |
| Nominal Thread Size | 0.112 INCHES SCREW HOLE IN |
| Inside Diameter | 0.128 INCHES NOMINAL IN |
| Gripping Surface Condition | GRIP AID |
| Color | BLACK |
| Screw Drive Type | HEXAGON SOCKET |
| Thread Quantity Per Inch | 40 SCREW HOLE |
| Material | ALUMINUM ALLOY 6061 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SCREW HOLE |
| 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 |
|---|---|
| 6551841 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 108B358 | 5/9 Secondary reference L3 Technologies, Inc. Dba Insight Technology Division Div Insight Technology Division |
NSN 5355-01-374-9847 is a Knob, manufactured by Naval Sea Systems Command, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-01-374-9847 has 1 manufacturer part number on file: 6551841 (Naval Sea Systems Command).
Key specifications for 6551841: Distance From Hole Center to Knob/skirt Base: 0.240 INCHES NOMINAL IN; Inside Width: 0.107 INCHES NOMINAL IN; Shaft Accommodation Style: FLATTED ONE SIDE; Overall Thickness: 0.520 INCHES NOMINAL IN. 17 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.