The Knob, cataloged under National Stock Number 5355-00-178-5874, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate. Government technical data includes 16 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5355-00-178-5874 |
| Primary Part Number | 10556322 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
| Status | ACTIVE |
| Shank Diameter | 0.344 INCHES NOMINAL IN |
| Shaft Accommodation Style | COUNTERBORED |
| Overall Thickness | 1.188 INCHES NOMINAL IN |
| Style Designator | ROUND |
| Outside Diameter | 0.530 INCHES MINIMUM AND 0.550 INCHES MAXIMUM IN |
| Counterbore Depth | 0.261 INCHES NOMINAL IN |
| Nominal Thread Size | 0.190 INCHES RECEPTACLE IN |
| Counterbore Diameter | 0.119 INCHES NOMINAL IN |
| Inside Diameter | 0.190 INCHES NOMINAL IN |
| Shank Style | TAPERED |
| Gripping Surface Condition | GRIP AID |
| Chamfer Angle | 45.0 DEGREES NOMINAL |
| Thread Quantity Per Inch | 32 RECEPTACLE |
| Material | STEEL COMP 303 |
| Thread Series Designator | UNF 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 |
|---|---|
| 10556322 PRIMARY | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
NSN 5355-00-178-5874 is a Knob, manufactured by Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-00-178-5874 has 1 manufacturer part number on file: 10556322 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).
Key specifications for 10556322: Shank Diameter: 0.344 INCHES NOMINAL IN; Shaft Accommodation Style: COUNTERBORED; Overall Thickness: 1.188 INCHES NOMINAL IN; Style Designator: ROUND. 16 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.