The Cam Follower,needle Bearing, cataloged under National Stock Number 3110-01-281-6554, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. Government technical data includes 24 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-281-6554 |
| Item Name | Cam Follower,needle Bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Status | ACTIVE |
| Bearing Seal Type | CONTACT |
| Lubrication Material | GREASE |
| Outer Ring Width | 0.4950 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN |
| Internal Fit-Up Designation | STANDARD |
| Thread Length | 0.3750 INCHES NOMINAL IN |
| Style Designator | CAM FOLLOWER |
| Overall Outside Diameter | 0.7490 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN |
| Features Provided | FLUSH LUBRICATION FITTING |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.4375 INCHES IN |
| Stud Length | 0.8750 INCHES NOMINAL IN |
| Alignment Type | SELF-ALIGNING |
| Surface Treatment | OXIDE EXPOSED SURFACES AS MOUNTED |
| Seal Quantity | 2 |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 20 |
| Material | STEEL OUTER RING |
| Material | RUBBER SYNTHETIC SEAL |
| Material | STEEL STUD |
| Material | STEEL END PLATE |
| Material | STEEL ROLLER |
| Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) |
| Self-Alignment Location | EXTERNAL |
| Stud Diameter | 0.4375 INCHES MINIMUM AND 0.4386 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| CCFH-3/4-S | 3/2 Design control — primary reference U.S. Government activity |
NSN 3110-01-281-6554 is a Cam Follower,needle Bearing, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
Key specifications for 3110-01-281-6554: Bearing Seal Type: CONTACT; Lubrication Material: GREASE; Outer Ring Width: 0.4950 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN; Internal Fit-Up Designation: STANDARD. 24 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.