The Clamp,hub, cataloged under National Stock Number 3040-01-289-3590, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Ruland Mfg Co Inc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-289-3590 |
| Primary Part Number | CL25F |
| Item Name | Clamp,hub |
| FSC / FSG | 3040 / 30 — No Item Name Available |
| Manufacturer | Ruland Mfg Co Inc |
| Status | ACTIVE |
| Outside Diameter | 2.875 INCHES NOMINAL IN |
| Bore Diameter | 1.8125 INCHES NOMINAL IN |
| Counterbore Diameter | 0.5000 INCHES NOMINAL IN |
| Material | STEEL COMP 1018 |
| Style Designator | ROUND, SINGLE BOLT SECURED |
| Surface Treatment | CADMIUM OR CADMIUM AND CHROMATE OR CADMIUM AND PHOSPHATE |
| Material Document and Classification | QQ-S-631, COMP 1018-CANCELED FED SPEC SINGLE MATERIAL RESPONSE |
| Clamp Securing Hole Style | THREADED |
| Plain Hole Diameter | 0.3125 INCHES NOMINAL IN |
| Nominal Thread Size | 0.312 INCHES IN |
| Thickness | 0.688 INCHES NOMINAL IN |
| Screw Thread Series Designator | UNF |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 772518-28 | Raytheon Company Dba Raytheon (USA) |
| CL25F PRIMARY | Ruland Mfg Co Inc (USA) |
| CSC156 PRIMARY | Altra Industrial Motion Corp. (USA) |
| 15048 PRIMARY | H-K Connecticut Holding Company (USA) |
| 01-702-24 PRIMARY | Secs Inc (USA) |
| 772518 | Raytheon Company Dba Raytheon (USA) |
| 25L | Stewart & Stevenson Power Products Llc (USA) |
NSN 3040-01-289-3590 is a Clamp,hub, manufactured by Ruland Mfg Co Inc, classified under FSC 3040 (No Item Name Available). Status: active.
NSN 3040-01-289-3590 has 7 cross-referenced part numbers: 772518-28 (Raytheon Company Dba Raytheon), CL25F (Ruland Mfg Co Inc), CSC156 (Altra Industrial Motion Corp.), 15048 (H-K Connecticut Holding Company), 01-702-24 (Secs Inc) and 2 more.
There are 12 known substitutes for 3040-01-289-3590: 6625-00-137-0069, 5330-00-161-9681, 5133-00-189-9293 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for CL25F: Outside Diameter: 2.875 INCHES NOMINAL IN; Bore Diameter: 1.8125 INCHES NOMINAL IN; Counterbore Diameter: 0.5000 INCHES NOMINAL IN; Material: STEEL COMP 1018. 12 total characteristics are documented in the Federal Logistics Information System.