The Bearing,ball,rod End, cataloged under National Stock Number 3110-01-537-1981, 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 26 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-537-1981 |
| Primary Part Number | BACB10GZ1J |
| Item Name | Bearing,ball,rod End |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Roller Bearing Company of America, Inc. |
| Status | ACTIVE |
| Shank Diameter | 0.4280 INCHES NOMINAL IN |
| Shank Thread Length | 0.7500 INCHES NOMINAL IN |
| Bearing Seal Type | CONTACT |
| Width Across Flats | 0.4480 INCHES NOMINAL IN |
| Outer Ring Width | 0.3180 INCHES MINIMUM AND 0.3380 INCHES MAXIMUM IN |
| Style Designator | DOUBLE ROW, STAGGERED, BALL |
| Overall Outside Diameter | 0.7710 INCHES MINIMUM AND 0.7910 INCHES MAXIMUM 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 | PASSIVATE ROD END BODY |
| Seal Quantity | 2 |
| Thread Class | 3B |
| Thread Quantity Per Inch | 28 |
| Bore Diameter | 0.1897 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM IN |
| Length From Bore Center to Shank End | 1.3650 INCHES MINIMUM AND 1.3850 INCHES MAXIMUM IN |
| Material | STEEL COMP 440C INNER RING |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE SEAL |
| Material | STEEL CORROSION RESISTING ROD END BODY |
| Material | STEEL COMP 440C BALL |
| Material | STEEL COMP 302 SEAL SIDE |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Self-Alignment Location | INTERNAL |
| Inner Ring Width | 0.4320 INCHES MINIMUM AND 0.4370 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 |
| Part Number | Manufacturer |
|---|---|
| BACB10GZ1J | Roller Bearing Company of America, Inc. (USA) |
| Reference | Meaning |
|---|---|
| BACB10GZ1J | 3/2 Design control — primary reference U.S. Government activity |
| BACB10GZ1J | 3/2 Design control — primary reference U.S. Government activity |
NSN 3110-01-537-1981 is a Bearing,ball,rod End, manufactured by Roller Bearing Company of America, Inc., classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-537-1981 has 1 manufacturer part number on file: BACB10GZ1J (Roller Bearing Company of America, Inc.).
Key specifications for BACB10GZ1J: Shank Diameter: 0.4280 INCHES NOMINAL IN; Shank Thread Length: 0.7500 INCHES NOMINAL IN; Bearing Seal Type: CONTACT; Width Across Flats: 0.4480 INCHES NOMINAL IN. 26 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.