The Knob, cataloged under National Stock Number 5355-01-074-2138, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5355-01-074-2138 |
| Primary Part Number | 595398 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| Shank Diameter | 0.750 INCHES NOMINAL IN |
| Shaft Accommodation Style | ROUND |
| Overall Thickness | 0.560 INCHES NOMINAL IN |
| Shank Length | 0.310 INCHES NOMINAL IN |
| Style Designator | ROUND |
| Outside Diameter | 0.880 INCHES NOMINAL IN |
| Nominal Thread Size | 0.112 INCHES RECEPTACLE IN |
| Inside Diameter | 0.112 INCHES NOMINAL IN |
| Shank Style | CONCAVE |
| Gripping Surface Condition | SMOOTH |
| Shank Radius | 0.130 INCHES NOMINAL IN |
| Thread Quantity Per Inch | 40 RECEPTACLE |
| Material | PLASTIC PHENOLIC |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) RECEPTACLE |
| Attachment Method | SCREW ON |
| 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 |
|---|---|
| 595398 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| Reference | Meaning |
|---|---|
| 595398 | 5/9 Secondary reference Litton Systems Inc. Div Navigation Systems Division |
NSN 5355-01-074-2138 is a Knob, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-01-074-2138 has 1 manufacturer part number on file: 595398 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).
Key specifications for 595398: Shank Diameter: 0.750 INCHES NOMINAL IN; Shaft Accommodation Style: ROUND; Overall Thickness: 0.560 INCHES NOMINAL IN; Shank Length: 0.310 INCHES NOMINAL IN. 15 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.