The Knob, cataloged under National Stock Number 5355-00-696-7172, 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 10 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 | 5355-00-696-7172 |
| Primary Part Number | 317939 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| Width Across Flats | 0.312 INCHES NOMINAL IN |
| Inside Width | 0.172 INCHES NOMINAL IN |
| Shaft Accommodation Style | SQUARE |
| Overall Thickness | 0.625 INCHES NOMINAL IN |
| Style Designator | SQUARE |
| Pin Accommodation Type | STRAIGHT PIN TYPE W/O PIN |
| Gripping Surface Condition | GRIP AID |
| Color | CLEAR |
| Material | PLASTIC |
| 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 |
|---|---|
| 317939 PRIMARY | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
NSN 5355-00-696-7172 is a Knob, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-00-696-7172 has 1 manufacturer part number on file: 317939 (Lockheed Martin Corporation Div Rms - Mitchel Field).
1 possible match (shared part number, not a government interchangeability claim): 5360-01-102-6841. Verify interchangeability with system specifications before substitution.
Key specifications for 317939: Width Across Flats: 0.312 INCHES NOMINAL IN; Inside Width: 0.172 INCHES NOMINAL IN; Shaft Accommodation Style: SQUARE; Overall Thickness: 0.625 INCHES NOMINAL IN. 10 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.