The Knob, cataloged under National Stock Number 5355-00-667-6026, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 11 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5355-00-667-6026 |
| Primary Part Number | 158663 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| Shaft Accommodation Style | ROUND |
| Overall Thickness | 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN |
| Style Designator | ROUND |
| Outside Diameter | 1.484 INCHES MINIMUM AND 1.516 INCHES MAXIMUM IN |
| Pin Accommodation Type | TAPERED PIN TYPE W/O PIN |
| Inside Diameter | 0.2410 INCHES MINIMUM AND 0.2510 INCHES MAXIMUM IN |
| Pointer Design | NONDETACHABLE |
| Gripping Surface Condition | GRIP AID |
| Color | GRAY/GREY |
| Material | ALUMINUM ALLOY |
| Attachment Method | PIN |
| 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 |
|---|---|
| 158663 PRIMARY | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
NSN 5355-00-667-6026 is a Knob, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-00-667-6026 has 1 manufacturer part number on file: 158663 (Lockheed Martin Corporation Div Rms - Mitchel Field).
1 possible match (shared part number, not a government interchangeability claim): 6610-01-032-5814. Verify interchangeability with system specifications before substitution.
Key specifications for 158663: Shaft Accommodation Style: ROUND; Overall Thickness: 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN; Style Designator: ROUND; Outside Diameter: 1.484 INCHES MINIMUM AND 1.516 INCHES MAXIMUM IN. 11 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.