The Cam Follower,needle Bearing, cataloged under National Stock Number 3110-01-137-5845, 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 17 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3110-01-137-5845 |
| Primary Part Number | HRS1C8 |
| Item Name | Cam Follower,needle Bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Rbc Aircraft Products, Inc. |
| Status | ACTIVE |
| Bearing Seal Type | LABYRINTH |
| Outer Ring Width | 0.2810 INCHES NOMINAL IN |
| Thread Length | 0.3440 INCHES NOMINAL IN |
| Style Designator | CAM FOLLOWER |
| Overall Outside Diameter | 0.5000 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Stud Length | 0.8280 INCHES MINIMUM AND 0.8750 INCHES MAXIMUM IN |
| Seal Quantity | 2 |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | PLASTIC PHENOLIC SEAL |
| Material | STEEL COMP E52100 ROLLER |
| Material | STEEL COMP E52100 OUTER RACE |
| Material | STEEL COMP E52100 STUD |
| Thread Series Designator | UNF |
| Stud Diameter | 0.1900 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 |
|---|---|
| HRS1C8 PRIMARY | Rbc Aircraft Products, Inc. (USA) |
| Reference | Meaning |
|---|---|
| HRS1C8 | 5/9 Secondary reference Timken Aerospace, Inc Dba Torrington Product |
NSN 3110-01-137-5845 is a Cam Follower,needle Bearing, manufactured by Rbc Aircraft Products, Inc., classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-137-5845 has 1 manufacturer part number on file: HRS1C8 (Rbc Aircraft Products, Inc.).
Key specifications for HRS1C8: Bearing Seal Type: LABYRINTH; Outer Ring Width: 0.2810 INCHES NOMINAL IN; Thread Length: 0.3440 INCHES NOMINAL IN; Style Designator: CAM FOLLOWER. 17 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.