The Clamp,hub, cataloged under National Stock Number 3040-00-441-1658, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is W. M. Berg, Inc.. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-441-1658 |
| Primary Part Number | CG1-19 |
| Item Name | Clamp,hub |
| FSC / FSG | 3040 / 30 — No Item Name Available |
| Manufacturer | W. M. Berg, Inc. |
| Status | ACTIVE |
| Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Thickness | 0.312 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE |
| Material Document and Classification | FED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 303 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 30303 ASSN STD SINGLE MATERIAL RESPONSE |
| Style Designator | ROUND, SINGLE BOLT SECURED |
| Material | STEEL COMP 303 |
| Clamp Securing Hole Style | THREADED |
| Bore Diameter | 0.5625 INCHES NOMINAL IN |
| Plain Hole Diameter | 0.1730 INCHES NOMINAL IN |
| Nominal Thread Size | 0.164 INCHES IN |
| Outside Diameter | 1.250 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| CG1-19 | W. M. Berg, Inc. (USA) |
NSN 3040-00-441-1658 is a Clamp,hub, manufactured by W. M. Berg, Inc., classified under FSC 3040 (No Item Name Available). Status: active.
NSN 3040-00-441-1658 has 1 cross-referenced part number: CG1-19 (W. M. Berg, Inc.).
There is 1 known substitute for 3040-00-441-1658: 3040-01-011-4089. Verify interchangeability with system specifications before substitution.
Key specifications for CG1-19: Screw Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Thickness: 0.312 INCHES NOMINAL IN; Surface Treatment: PASSIVATE; Material Document and Classification: FED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 303 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 30303 ASSN STD SINGLE MATERIAL RESPONSE. 11 total characteristics are documented in the Federal Logistics Information System.