The Cam Follower,needle Bearing, cataloged under National Stock Number 3110-01-032-4390, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Control Flow, Inc. Dba Control Flow Inc. Government technical data includes 20 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-032-4390 |
| Primary Part Number | A302231 |
| Item Name | Cam Follower,needle Bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Control Flow, Inc. Dba Control Flow Inc |
| Status | ACTIVE |
| Bearing Seal Type | CONTACT |
| Lubrication Material | GREASE |
| Outer Ring Width | 0.7500 INCHES NOMINAL IN |
| Thread Length | 0.6250 INCHES NOMINAL IN |
| Style Designator | CAM FOLLOWER |
| Overall Outside Diameter | 1.22500 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.500 INCHES IN |
| Stud Length | 1.2500 INCHES NOMINAL IN |
| Surface Treatment | OXIDE ALL EXTERNAL/EXPOSED METAL SURFACES |
| Seal Quantity | 2 |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 20 |
| Material | STEEL OUTER RING |
| Material | STEEL STUD |
| Material | STEEL END PLATE |
| Material | STEEL ROLLER |
| Material | COTTON SEAL |
| Thread Series Designator | UNF |
| Stud Diameter | 0.5000 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 |
|---|---|
| A302231 PRIMARY | Control Flow, Inc. Dba Control Flow Inc (USA) |
| Reference | Meaning |
|---|---|
| A302231 | 5/9 Secondary reference Control Flow, Inc. Dba Westech Heavy Machinery Division Div Westech Heavy Machinery Division |
| PLD301087PC86 | 5/9 Secondary reference Control Flow, Inc. Dba Westech Heavy Machinery Division Div Westech Heavy Machinery Division |
| CFE-1 1/4-SB | 5/2 Secondary reference U.S. Government activity |
NSN 3110-01-032-4390 is a Cam Follower,needle Bearing, manufactured by Control Flow, Inc. Dba Control Flow Inc, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-032-4390 has 1 manufacturer part number on file: A302231 (Control Flow, Inc. Dba Control Flow Inc).
Key specifications for A302231: Bearing Seal Type: CONTACT; Lubrication Material: GREASE; Outer Ring Width: 0.7500 INCHES NOMINAL IN; Thread Length: 0.6250 INCHES NOMINAL IN. 20 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.