The Knob, cataloged under National Stock Number 5355-00-549-7525, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Raytheon Company Div Corp. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5355-00-549-7525 |
| Primary Part Number | 70B1-2G |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Raytheon Company Div Corp |
| Status | ACTIVE |
| Distance From Hole Center to Knob/skirt Base | 0.187 INCHES MAXIMUM IN |
| Shaft Accommodation Style | COUNTERBORED |
| Overall Thickness | 0.580 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN |
| Style Designator | SKIRTED/ROUND WITH DOUBLE FIN LEVER |
| Counterbore Depth | 0.026 INCHES MINIMUM IN |
| Reference Marking | LINE |
| Setscrew Hole Quantity | 2 |
| Nominal Thread Size | 0.112 INCHES SCREW HOLE IN |
| Counterbore Diameter | 0.485 INCHES MINIMUM IN |
| Inside Diameter | 0.252 INCHES MINIMUM AND 0.254 INCHES MAXIMUM IN |
| Gripping Surface Condition | GRIP AID |
| Color | BLACK |
| Width | 1.125 INCHES MINIMUM AND 1.175 INCHES MAXIMUM IN |
| Screw Drive Type | HEXAGON SOCKET |
| Thread Quantity Per Inch | 40 SCREW HOLE |
| 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 |
|---|---|
| 70B1-2G PRIMARY | Raytheon Company Div Corp (USA) |
| Reference | Meaning |
|---|---|
| 70B1-2G | 5/9 Secondary reference Raytheon Company Dba Raytheon Co |
NSN 5355-00-549-7525 is a Knob, manufactured by Raytheon Company Div Corp, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-00-549-7525 has 1 manufacturer part number on file: 70B1-2G (Raytheon Company Div Corp).
Key specifications for 70B1-2G: Distance From Hole Center to Knob/skirt Base: 0.187 INCHES MAXIMUM IN; Shaft Accommodation Style: COUNTERBORED; Overall Thickness: 0.580 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN; Style Designator: SKIRTED/ROUND WITH DOUBLE FIN LEVER. 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.