The Bearing,ball,rod End, cataloged under National Stock Number 3110-00-277-0171, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Roller Bearing Company of America, Inc.. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3110-00-277-0171 |
| Primary Part Number | REPB3N3FS428 |
| Item Name | Bearing,ball,rod End |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Roller Bearing Company of America, Inc. |
| Status | ACTIVE |
| Shank Diameter | 0.3750 INCHES NOMINAL IN |
| Shank Thread Length | 0.8125 INCHES NOMINAL IN |
| Width Across Flats | 0.4380 INCHES NOMINAL IN |
| Lubrication Material | GREASE |
| Outer Ring Width | 0.3280 INCHES NOMINAL IN |
| Shield Quantity | 2 |
| Style Designator | DOUBLE ROW, STAGGERED, BALL |
| Overall Outside Diameter | 0.7810 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Self-Alignment Angle | 10.00 DEGREES NOMINAL |
| Shank Style | INTERNALLY THREADED W/BEAD |
| Alignment Type | SELF-ALIGNING |
| Surface Treatment | CADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES |
| Surface Treatment | CADMIUM SHIELD |
| Thread Class | 3B |
| Thread Quantity Per Inch | 28 |
| Bore Diameter | 0.1900 INCHES NOMINAL IN |
| Length From Bore Center to Shank End | 1.3750 INCHES NOMINAL IN |
| Material | STEEL OUTER RING |
| Material | STEEL INNER RING |
| Material | STEEL BALL |
| Material | STEEL OR STEEL CORROSION RESISTING SHIELD |
| Material | STEEL ROD END BODY |
| Thread Series Designator | UNF |
| Self-Alignment Location | INTERNAL |
| Lubrication Material Document and Classification | MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE |
| Inner Ring Width | 0.4370 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 |
|---|---|
| REPB3N3FS428 PRIMARY | Roller Bearing Company of America, Inc. (USA) |
| Reference | Meaning |
|---|---|
| REPB3N3FS428 | 5/9 Secondary reference Timken Co Div the Timken Company |
| REB3N3 | 5/9 Secondary reference Timken Co Div the Timken Company |
| REB3N3FS160 | 5/9 Secondary reference Timken Co Div the Timken Company |
| REB3N3FS10160S3 | 5/9 Secondary reference Timken Co Div the Timken Company |
NSN 3110-00-277-0171 is a Bearing,ball,rod End, manufactured by Roller Bearing Company of America, Inc., classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-277-0171 has 1 manufacturer part number on file: REPB3N3FS428 (Roller Bearing Company of America, Inc.).
Key specifications for REPB3N3FS428: Shank Diameter: 0.3750 INCHES NOMINAL IN; Shank Thread Length: 0.8125 INCHES NOMINAL IN; Width Across Flats: 0.4380 INCHES NOMINAL IN; 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.