The Bearing Unit,ball, cataloged under National Stock Number 3130-01-266-8416, is classified within Federal Supply Class 3130 (Bearings, Mounted) of the Bearings group. The manufacturer of record is Reliance Electric Company Dba Reliance & Dodge Brands. Government technical data includes 25 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3130-01-266-8416 |
| Primary Part Number | 123860 |
| Item Name | Bearing Unit,ball |
| FSC / FSG | 3130 / 31 — Bearings, Mounted |
| Manufacturer | Reliance Electric Company Dba Reliance & Dodge Brands |
| Status | ACTIVE |
| Seal Type | CONTACT |
| Lubrication Fitting Type | HYDRAULIC |
| Housing Height | 2.500 INCHES NOMINAL IN |
| Mounting Slot Length | 0.840 INCHES NOMINAL IN |
| Internal Fit-Up Designation | STANDARD |
| Mounting Hole Type | SLOTTED |
| Rotating Element Locking Method | DIRECT |
| Seal Location | BOTH ENDS |
| Block Type | FIXED |
| Style Designator | PILLOW BLOCK, SOLID |
| Features Provided | GROUND ROLLING ELEMENT GROOVE |
| Center to Center Distance Between Mounting Holes Along Width | 3.380 INCHES MINIMUM AND 4.180 INCHES MAXIMUM IN |
| Housing Width | 5.250 INCHES NOMINAL IN |
| Alignment Type | SELF-ALIGNING |
| Rolling Element Groove Quantity | 1 |
| Shaft End Type | OPEN |
| Base Thickness | 0.620 INCHES NOMINAL IN |
| Bore Diameter | 0.7500 INCHES NOMINAL IN |
| Material | STEEL COMP E52100 BEARING |
| Material | IRON CAST HOUSING |
| Material | PLASTIC POLYAMIDE NYLON SEAL |
| Height From Bottom of Base to Bore Centerline | 1.250 INCHES NOMINAL IN |
| Lubrication Fitting Angle From Horizontal Centerline | 45.0 DEGREES NOMINAL |
| Load Capability Type | RADIAL AND THRUST |
| Mounting Slot Width | 0.380 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 |
|---|---|
| 123860 PRIMARY | Reliance Electric Company Dba Reliance & Dodge Brands (USA) |
| Reference | Meaning |
|---|---|
| 689-1196-001 | 5/9 Secondary reference Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| 136-5328-001 | 5/9 Secondary reference Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| SCB-3/4 | 5/9 Secondary reference Reliance Electric Company Dba Reliance & Dodge Brands |
NSN 3130-01-266-8416 is a Bearing Unit,ball, manufactured by Reliance Electric Company Dba Reliance & Dodge Brands, classified under FSC 3130, Bearings, Mounted. Status: active.
NSN 3130-01-266-8416 has 1 manufacturer part number on file: 123860 (Reliance Electric Company Dba Reliance & Dodge Brands).
1 possible match (shared part number, not a government interchangeability claim): 5825-01-315-2425. Verify interchangeability with system specifications before substitution.
Key specifications for 123860: Seal Type: CONTACT; Lubrication Fitting Type: HYDRAULIC; Housing Height: 2.500 INCHES NOMINAL IN; Mounting Slot Length: 0.840 INCHES NOMINAL IN. 25 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.