The Knob, cataloged under National Stock Number 5355-01-018-5691, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corp. Government technical data includes 19 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5355-01-018-5691 |
| Primary Part Number | 1804393-147 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Lockheed Martin Corp |
| Status | ACTIVE |
| Distance From Hole Center to Knob/skirt Base | 0.187 INCHES NOMINAL IN |
| Shaft Accommodation Style | ROUND |
| Length | 1.031 INCHES NOMINAL IN |
| Overall Thickness | 0.610 INCHES NOMINAL IN |
| Skirt Outside Diameter | 0.485 INCHES NOMINAL IN |
| Style Designator | POINTER |
| Setscrew Hole Quantity | 2 |
| Nominal Thread Size | 0.112 INCHES SCREW HOLE IN |
| Inside Diameter | 0.250 INCHES NOMINAL IN |
| Pointer Design | NONDETACHABLE |
| Gripping Surface Condition | GRIP AID |
| Color | BLACK |
| Skirt Design | NONDETACHABLE |
| Width | 0.703 INCHES NOMINAL IN |
| Screw Drive Type | HEXAGON SOCKET |
| Thread Quantity Per Inch | 40 SCREW HOLE |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SCREW HOLE |
| Skirt Style | RING |
| 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 |
|---|---|
| 1804393-147 | Lockheed Martin Corp (USA) |
| Reference | Meaning |
|---|---|
| RB-67-1-P-DC-M 1 4 IN SFT | 3/2 Design control — primary reference U.S. Government activity |
NSN 5355-01-018-5691 is a Knob, manufactured by Lockheed Martin Corp, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-01-018-5691 has 1 manufacturer part number on file: 1804393-147 (Lockheed Martin Corp).
Key specifications for 1804393-147: Distance From Hole Center to Knob/skirt Base: 0.187 INCHES NOMINAL IN; Shaft Accommodation Style: ROUND; Length: 1.031 INCHES NOMINAL IN; Overall Thickness: 0.610 INCHES NOMINAL IN. 19 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.