The Knob, cataloged under National Stock Number 5355-01-478-2959, 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 19 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5355-01-478-2959 |
| Primary Part Number | 12986331 |
| 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 |
| Distance From Hole Center to Knob/skirt Base | 0.392 INCHES NOMINAL IN |
| Inside Width | 0.222 INCHES NOMINAL IN |
| Shaft Accommodation Style | FLATTED ONE SIDE |
| Overall Thickness | 0.870 INCHES NOMINAL IN |
| Skirt Outside Diameter | 0.485 INCHES NOMINAL IN |
| Style Designator | POINTER |
| Reference Marking | LINE |
| Setscrew Hole Quantity | 2 |
| Nominal Thread Size | 0.112 INCHES SCREW HOLE IN |
| Inside Diameter | 0.252 INCHES NOMINAL IN |
| Pointer Design | NONDETACHABLE |
| Gripping Surface Condition | GRIP AID |
| Skirt Design | NONDETACHABLE |
| Width | 0.750 INCHES NOMINAL IN |
| Thread Quantity Per Inch | 40 SCREW HOLE |
| Material | PLASTIC |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SCREW HOLE |
| Skirt Style | STEPPED |
| 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 |
|---|---|
| 12986331 | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
| Reference | Meaning |
|---|---|
| MS91528-1U3B MOD | 3/2 Design control — primary reference U.S. Government activity |
| MS91528-1U4B MOD | 5/9 Secondary reference U.S. Government activity |
NSN 5355-01-478-2959 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 5355-01-478-2959 has 1 manufacturer part number on file: 12986331 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).
Key specifications for 12986331: Distance From Hole Center to Knob/skirt Base: 0.392 INCHES NOMINAL IN; Inside Width: 0.222 INCHES NOMINAL IN; Shaft Accommodation Style: FLATTED ONE SIDE; Overall Thickness: 0.870 INCHES NOMINAL IN. 19 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.