The Knob, cataloged under National Stock Number 5355-00-135-5219, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Electronic Hardware Corp Dba Electronic Hardware Corp. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5355-00-135-5219 |
| Primary Part Number | PT71C4MA |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Electronic Hardware Corp Dba Electronic Hardware Corp |
| Status | ACTIVE |
| Distance From Hole Center to Knob/skirt Base | 0.425 INCHES NOMINAL IN |
| Shaft Accommodation Style | ROUND |
| Overall Thickness | 0.830 INCHES NOMINAL IN |
| Skirt Outside Diameter | 1.150 INCHES NOMINAL IN |
| Style Designator | ROUND |
| Outside Diameter | 0.730 INCHES NOMINAL IN |
| Setscrew Hole Quantity | 2 |
| Nominal Thread Size | 0.112 INCHES SCREW HOLE IN |
| Inside Diameter | 0.252 INCHES NOMINAL IN |
| Gripping Surface Condition | GRIP AID |
| Color | GRAY/GREY |
| Skirt Design | NONDETACHABLE |
| Screw Drive Type | HEXAGON SOCKET |
| Thread Quantity Per Inch | 40 SCREW HOLE |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SCREW HOLE |
| Skirt Style | FLARED |
| 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 |
|---|---|
| PTG70-3-2G | Raytheon Company (USA) |
| PT70-3-2G | Raytheon Company Dba Raytheon Co (USA) |
| 91103880 | Bae Systems Information and Electronic Systems Integration Inc. (USA) |
| PT70-3-2G | Raytheon Company (USA) |
| PT71C4MA PRIMARY | Electronic Hardware Corp Dba Electronic Hardware Corp (USA) |
| PTG70-3-2G PRIMARY | Raytheon Company Dba Raytheon Co (USA) |
| Reference | Meaning |
|---|---|
| PT71C4MA | 5/9 Secondary reference U.S. Government activity |
| PTG70-3-2G | 5/9 Secondary reference Raytheon Company Div Corp |
| HK-00006-001 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 068059-0-02 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| PT70-3-2G | 5/9 Secondary reference Raytheon Company Div Corp |
| 532021-5 | 5/2 Secondary reference U.S. Government activity |
| PT70&3&2 | C/1 Advisory reference — outside the item-of-supply concept Raytheon Company Div Corp |
NSN 5355-00-135-5219 is a Knob, manufactured by Electronic Hardware Corp Dba Electronic Hardware Corp, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-00-135-5219 has 6 manufacturer part numbers on file: PTG70-3-2G (Raytheon Company), PT70-3-2G (Raytheon Company Dba Raytheon Co), 91103880 (Bae Systems Information and Electronic Systems Integration Inc.), PT70-3-2G (Raytheon Company), PT71C4MA (Electronic Hardware Corp Dba Electronic Hardware Corp) and 1 more.
Key specifications for PT71C4MA: Distance From Hole Center to Knob/skirt Base: 0.425 INCHES NOMINAL IN; Shaft Accommodation Style: ROUND; Overall Thickness: 0.830 INCHES NOMINAL IN; Skirt Outside Diameter: 1.150 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.