The Cam Follower,needle Bearing, cataloged under National Stock Number 3110-01-247-7528, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Accurate Bushing Company, Inc.. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-247-7528 |
| Primary Part Number | HR-1/2-XBC-47 |
| Item Name | Cam Follower,needle Bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Accurate Bushing Company, Inc. |
| Status | ACTIVE |
| Bearing Seal Type | LIPS TURNED OUTWARDLY |
| Outer Ring Width | 0.3750 INCHES NOMINAL IN |
| Thread Length | 0.2500 INCHES NOMINAL IN |
| Style Designator | CAM FOLLOWER |
| Overall Outside Diameter | 0.5000 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Stud Length | 0.6250 INCHES NOMINAL IN |
| Seal Quantity | 2 |
| Thread Class | 2A A |
| Standard Tolerance Designation | AFBMA STD TOLERANCE FOR CAN FOLLWER NEEDLE BEARING |
| Thread Quantity Per Inch | 28 |
| Material | STEEL OUTER RING |
| Material | STEEL SPACER |
| Material | STEEL END PLATE |
| Material | STEEL ROLLER |
| Material | PLASTIC POLYAMIDE NYLON SEAL |
| Thread Series Designator | UNF |
| Stud Diameter | 0.2500 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 |
|---|---|
| HR-1/2-XBC-47 | Accurate Bushing Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| CCFH-1/2-SB | 3/2 Design control — primary reference U.S. Government activity |
NSN 3110-01-247-7528 is a Cam Follower,needle Bearing, manufactured by Accurate Bushing Company, Inc., classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-247-7528 has 1 manufacturer part number on file: HR-1/2-XBC-47 (Accurate Bushing Company, Inc.).
Key specifications for HR-1/2-XBC-47: Bearing Seal Type: LIPS TURNED OUTWARDLY; Outer Ring Width: 0.3750 INCHES NOMINAL IN; Thread Length: 0.2500 INCHES NOMINAL IN; Style Designator: CAM FOLLOWER. 19 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.