The Cam Follower,needle Bearing, cataloged under National Stock Number 3110-01-250-8000, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. Government technical data includes 28 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3110-01-250-8000 |
| 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 | 0.3750 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-C-320,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OUTER RING |
| Surface Treatment Document and Classification | QQ-P-416,TY 1,CL 2 FED SPEC 1ST TREATMENT RESPONSE OR MIL-C-13924 MIL SPEC 2ND TREATMENT RESPONSE STUD |
| Surface Treatment Document and Classification | QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE END PLATE |
| Thread Length | 0.2500 INCHES MINIMUM IN |
| Style Designator | CAM FOLLOWER |
| Overall Outside Diameter | 0.5000 INCHES NOMINAL IN |
| Features Provided | LUBRICATION HOLE |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Stud Length | 0.6250 INCHES NOMINAL IN |
| Surface Treatment | CHROMIUM OUTER RING |
| Surface Treatment | CADMIUM END PLATE |
| Surface Treatment | CADMIUM OR OXIDE FILM STUD |
| Seal Quantity | 2 |
| Thread Class | 3A A |
| Standard Tolerance Designation | AFBMA STD TOLERANCE FOR CAN FOLLWER NEEDLE BEARING |
| Thread Quantity Per Inch | 28 |
| Material | PLASTIC ACETAL OR PLASTIC POLYHEXAMETHYLENE ADIPAMIDE SEAL |
| Material | STEEL COMP 4615 OR STEEL COMP 4617 OR STEEL COMP 4620 OR STEEL COMP 8620 OR STEEL COMP E50100 OR STEEL COMP E51100 OR STEEL COMP E52100 OR STEEL COMP 1025 OR STEEL COMP 1030 OR STEEL COMP 1035 END PLATE |
| Material | STEEL COMP 4615 OR STEEL COMP 4617 OR STEEL COMP 4620 OR STEEL COMP 8620 OR STEEL COMP E50100 OR STEEL COMP E51100 OR STEEL COMP E52100 OR STEEL COMP 1025 OR STEEL COMP 1030 OR STEEL COMP 1035 OUTER RING |
| Material | STEEL COMP 4615 OR STEEL COMP 4617 OR STEEL COMP 4620 OR STEEL COMP 8620 OR STEEL COMP E50100 OR STEEL COMP E51100 OR STEEL COMP E52100 OR STEEL COMP 1025 OR STEEL COMP 1030 OR STEEL COMP 1035 ROLLER |
| Material | STEEL COMP 4615 OR STEEL COMP 4617 OR STEEL COMP 4620 OR STEEL COMP 8620 OR STEEL COMP E50100 OR STEEL COMP E51100 OR STEEL COMP E52100 OR STEEL COMP 1025 OR STEEL COMP 1030 OR STEEL COMP 1035 STUD |
| Thread Series Designator | UNF |
| Lubrication Material Document and Classification | MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE |
| 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 |
| Reference | Meaning |
|---|---|
| MS21441-081 | 2/2 Government specification standardization U.S. Government activity |
NSN 3110-01-250-8000 is a Cam Follower,needle Bearing, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
Key specifications for 3110-01-250-8000: Bearing Seal Type: CONTACT; Lubrication Material: GREASE; Outer Ring Width: 0.3750 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-C-320,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OUTER RING. 28 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.