The Bearing,roller,rod End, cataloged under National Stock Number 3110-00-293-8338, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Timken Co Div the Timken Company. Government technical data includes 28 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-293-8338 |
| Primary Part Number | RR5M12 |
| Item Name | Bearing,roller,rod End |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Timken Co Div the Timken Company |
| Status | ACTIVE |
| Shank Diameter | 0.7500 INCHES NOMINAL IN |
| Shank Thread Length | 2.2190 INCHES NOMINAL IN |
| Bearing Seal Type | CONTACT |
| Lubrication Material | GREASE |
| Outer Ring Width | 0.6560 INCHES NOMINAL IN |
| Style Designator | SINGLE ROW, CONCAVE ROLLERS |
| Overall Outside Diameter | 1.4380 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.750 INCHES IN |
| Specification/standard Data | 80205-NAS659 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Self-Alignment Angle | 10.00 DEGREES NOMINAL |
| Shank Style | EXTERNALLY THREADED |
| Alignment Type | SELF-ALIGNING |
| Surface Treatment | CADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES |
| Seal Quantity | 2 |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 16 |
| Bore Diameter | 0.3125 INCHES NOMINAL IN |
| Length From Bore Center to Shank End | 3.1250 INCHES NOMINAL IN |
| Material | STEEL OUTER RING |
| Material | STEEL INNER RING |
| Material | RUBBER SYNTHETIC SEAL |
| Material | STEEL ROLLER |
| Material | STEEL SHAFT |
| Thread Series Designator | UNF |
| Self-Alignment Location | INTERNAL |
| Lubrication Material Document and Classification | MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE |
| Inner Ring Width | 0.8120 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 |
|---|---|
| RR5M12 | Timken Co Div the Timken Company (USA) |
| Reference | Meaning |
|---|---|
| RR5M12MILG3278 | 5/9 Secondary reference Timken Co Div the Timken Company |
| RR5M12FS237 | 5/9 Secondary reference Timken Co Div the Timken Company |
| NAS659R5-12 | 3/2 Design control — primary reference U.S. Government activity |
| RR5M12FS237 | 5/9 Secondary reference Roller Bearing Company of America, Inc. |
NSN 3110-00-293-8338 is a Bearing,roller,rod End, manufactured by Timken Co Div the Timken Company, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-293-8338 has 1 manufacturer part number on file: RR5M12 (Timken Co Div the Timken Company).
Key specifications for RR5M12: Shank Diameter: 0.7500 INCHES NOMINAL IN; Shank Thread Length: 2.2190 INCHES NOMINAL IN; Bearing Seal Type: CONTACT; Lubrication Material: GREASE. 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.