The Cam Follower,needle Bearing, cataloged under National Stock Number 3110-00-976-9745, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Rbc Aircraft Products, Inc.. Government technical data includes 22 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-976-9745 |
| Primary Part Number | GB523A6-12 |
| Item Name | Cam Follower,needle Bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Rbc Aircraft Products, Inc. |
| Status | ACTIVE |
| Bearing Seal Type | CONTACT |
| Lubrication Material | GREASE |
| Outer Ring Width | 0.5000 INCHES NOMINAL IN |
| Thread Length | 0.2812 INCHES NOMINAL IN |
| Style Designator | CAM FOLLOWER |
| Overall Outside Diameter | 0.7500 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.375 INCHES IN |
| Stud Length | 0.8125 INCHES NOMINAL IN |
| Surface Treatment | CHROMIUM SIDE PLATE |
| Surface Treatment | CADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES |
| Surface Treatment | CHROMIUM ROLLER |
| Seal Quantity | 2 |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL OUTER RING |
| Material | STEEL INNER RING |
| Material | RUBBER SYNTHETIC SEAL |
| Material | STEEL ROLLER |
| Thread Series Designator | UNF |
| Lubrication Material Document and Classification | MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE |
| Stud Diameter | 0.3750 INCHES NOMINAL IN |
| 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 |
|---|---|
| GB523A6-12 PRIMARY | Rbc Aircraft Products, Inc. (USA) |
| GB523A6-12 PRIMARY | Timken Aerospace, Inc Dba Torrington Product (USA) |
| Reference | Meaning |
|---|---|
| CF1371-1 | 5/1 Secondary reference U.S. Government activity |
| GB523A6-12 | 3/2 Design control — primary reference U.S. Government activity |
| CCTT44325 | 5/1 Secondary reference Rbc Aircraft Products, Inc. |
| RA4H9FS243 | 5/9 Secondary reference Roller Bearing Company of America, Inc. |
| 21CTA01PP | 5/9 Secondary reference Timken Co Div the Timken Company |
| GB523A6-12 | 7/2 Vendor item drawing reference Northrop Grumman Systems Corporation |
| CCTT44325 | 5/9 Secondary reference Timken Aerospace, Inc Dba Torrington Product |
| RA4H9FS243 | 5/9 Secondary reference Timken Co Div the Timken Company |
NSN 3110-00-976-9745 is a Cam Follower,needle Bearing, manufactured by Rbc Aircraft Products, Inc., classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-976-9745 has 2 manufacturer part numbers on file: GB523A6-12 (Rbc Aircraft Products, Inc.), GB523A6-12 (Timken Aerospace, Inc Dba Torrington Product).
Key specifications for GB523A6-12: Bearing Seal Type: CONTACT; Lubrication Material: GREASE; Outer Ring Width: 0.5000 INCHES NOMINAL IN; Thread Length: 0.2812 INCHES NOMINAL IN. 22 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.