The Knob, cataloged under National Stock Number 5355-01-081-4182, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Exotic Rubber & Plastics Corp Dba Exotic Rubber & Plastics, Corp. Government technical data includes 20 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5355-01-081-4182 |
| Primary Part Number | 12273401 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Exotic Rubber & Plastics Corp Dba Exotic Rubber & Plastics, Corp |
| Status | ACTIVE |
| Distance From Hole Center to Knob/skirt Base | 0.470 INCHES NOMINAL IN |
| Width Across Flats | 0.8750 INCHES NOMINAL IN |
| Shaft Accommodation Style | COUNTERBORED |
| Overall Thickness | 0.800 INCHES NOMINAL IN |
| Skirt Outside Diameter | 0.806 INCHES NOMINAL IN |
| Material Transparency | OPAQUE |
| Style Designator | HEXAGON |
| Counterbore Depth | 0.227 INCHES NOMINAL IN |
| Reference Marking | PUSH TO TURN |
| Setscrew Hole Quantity | 2 |
| Nominal Thread Size | 0.164 INCHES SCREW HOLE IN |
| Counterbore Diameter | 0.710 INCHES NOMINAL IN |
| Inside Diameter | 0.252 INCHES NOMINAL IN |
| Gripping Surface Condition | GRIP AID |
| Skirt Design | NONDETACHABLE |
| Screw Drive Type | HEXAGON SOCKET |
| Thread Quantity Per Inch | 32 SCREW HOLE |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SCREW HOLE |
| Skirt Style | RING |
| 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 |
|---|---|
| 12273401 | Electronic Hardware Corp Dba Electronic Hardware Corp (USA) |
| 12273401 | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
| 12273401 PRIMARY | Exotic Rubber & Plastics Corp Dba Exotic Rubber & Plastics, Corp (USA) |
| Reference | Meaning |
|---|---|
| 5355010814182 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| I8B4MA/#UR | 5/2 Secondary reference U.S. Government activity |
NSN 5355-01-081-4182 is a Knob, manufactured by Exotic Rubber & Plastics Corp Dba Exotic Rubber & Plastics, Corp, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-01-081-4182 has 3 manufacturer part numbers on file: 12273401 (Electronic Hardware Corp Dba Electronic Hardware Corp), 12273401 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate), 12273401 (Exotic Rubber & Plastics Corp Dba Exotic Rubber & Plastics, Corp).
Key specifications for 12273401: Distance From Hole Center to Knob/skirt Base: 0.470 INCHES NOMINAL IN; Width Across Flats: 0.8750 INCHES NOMINAL IN; Shaft Accommodation Style: COUNTERBORED; Overall Thickness: 0.800 INCHES NOMINAL IN. 20 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.