The Bearing,roller,rod End, cataloged under National Stock Number 3110-01-019-2660, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Rexnord Industries, Llc Div Aerosspace Bearing Operation. Government technical data includes 20 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-019-2660 |
| Primary Part Number | SM4-4D22 |
| Item Name | Bearing,roller,rod End |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Rexnord Industries, Llc Div Aerosspace Bearing Operation |
| Status | ACTIVE |
| Shank Diameter | 0.2500 INCHES MAXIMUM IN |
| Shank Thread Length | 1.2600 INCHES MINIMUM AND 1.3200 INCHES MAXIMUM IN |
| Bearing Seal Type | CONTACT |
| Lubrication Material | GREASE |
| Outer Ring Width | 0.3350 INCHES MINIMUM AND 0.3500 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE ALL EXTERNAL/EXPOSED METAL SURFACES |
| Shield Quantity | 2 |
| Style Designator | SINGLE ROW, CONCAVE ROLLERS |
| Overall Outside Diameter | 0.7500 INCHES MINIMUM AND 0.8000 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Shank Style | EXTERNALLY THREADED |
| Alignment Type | SELF-ALIGNING |
| Surface Treatment | CADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES |
| Seal Quantity | 2 |
| Thread Class | 3A A |
| Bore Diameter | 0.2495 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN |
| Length From Bore Center to Shank End | 1.8600 INCHES MINIMUM AND 1.8900 INCHES MAXIMUM IN |
| Self-Alignment Location | INTERNAL |
| Lubrication Material Document and Classification | MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE |
| 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 |
|---|---|
| SM4-4D22 PRIMARY | Rexnord Industries, Llc Div Aerosspace Bearing Operation (USA) |
NSN 3110-01-019-2660 is a Bearing,roller,rod End, manufactured by Rexnord Industries, Llc Div Aerosspace Bearing Operation, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-019-2660 has 1 manufacturer part number on file: SM4-4D22 (Rexnord Industries, Llc Div Aerosspace Bearing Operation).
Key specifications for SM4-4D22: Shank Diameter: 0.2500 INCHES MAXIMUM IN; Shank Thread Length: 1.2600 INCHES MINIMUM AND 1.3200 INCHES MAXIMUM IN; Bearing Seal Type: CONTACT; Lubrication Material: GREASE. 20 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.