The Hub,body, cataloged under National Stock Number 3040-00-862-7740, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Roller Bearing Co of America, Inc Div Pic Design. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-862-7740 |
| Primary Part Number | K2-3 |
| Item Name | Hub,body |
| FSC / FSG | 3040 / 30 — No Item Name Available |
| Manufacturer | Roller Bearing Co of America, Inc Div Pic Design |
| Status | ACTIVE |
| Shoulder Outside Diameter | 0.4375 INCHES NOMINAL IN |
| Hub Inside Diameter | 0.187 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN |
| Material Document and Classification | QQ-S-763C,TYPE 303S OR SE FED SPEC SINGLE MATERIAL RESPONSE |
| Style Designator | DOUBLE HUB, SPLIT AND SOLID |
| First End Hub Outside Diameter | 0.247 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Shoulder Width | 0.031 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE |
| Distance From First End Hub to Shoulder | 0.250 INCHES NOMINAL IN |
| Distance From Second End Hub to Shoulder | 0.062 INCHES NOMINAL IN |
| Second End Hub Outside Diameter | 0.3750 INCHES MINIMUM AND 0.3753 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| E63-3 | Designatronics Incorporated Div Sterling Instruments Div (USA) |
| K2-3 PRIMARY | Roller Bearing Co of America, Inc Div Pic Design (USA) |
| 10034331-3 | Us Army Aviation and Missile Command (USA) |
NSN 3040-00-862-7740 is a Hub,body, manufactured by Roller Bearing Co of America, Inc Div Pic Design, classified under FSC 3040 (No Item Name Available). Status: active.
NSN 3040-00-862-7740 has 3 cross-referenced part numbers: E63-3 (Designatronics Incorporated Div Sterling Instruments Div), K2-3 (Roller Bearing Co of America, Inc Div Pic Design), 10034331-3 (Us Army Aviation and Missile Command).
There are 4 known substitutes for 3040-00-862-7740: 5945-00-072-0073, 5340-01-023-5639, 7910-01-085-2099 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for K2-3: Special Features: ATTACHMENT METHOD:CLAMP;MATERIAL HARDNESS RATING:75.0 TO 83.0 ROCKWELL C;O/A LENGTH:0.343 IN.NOM;FSC APPLICATION DATA:HUB,BODY,MULTIAPPLICATION IN; Shoulder Outside Diameter: 0.4375 INCHES NOMINAL IN; Hub Inside Diameter: 0.187 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN; Material Document and Classification: QQ-S-763C,TYPE 303S OR SE FED SPEC SINGLE MATERIAL RESPONSE. 11 total characteristics are documented in the Federal Logistics Information System.