Product Details | ANNULAR BALL BEARING

3110-01-237-3478 A cylindrical device in which the inner or outer ring turns upon a single or double row of hardened balls which roll easily between the two rings, thus minimizing friction. For items with faces specially ground for duplex mounting see BEARING, BALL, DUPLEX. Excludes BEARING, BALL, AIRFRAME.

Part Alternates: RI1438ZZRA1P25LG20, RI-1438ZZRA1-P25LG20, 100011-003, 3110-01-237-3478, 01-237-3478, 3110012373478, 100011003, 012373478

Bearings | Bearings, Antifriction, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 30 JUL 1986 01-237-3478

Drawings & Photos | NSN 3110-01-237-3478


Cross Reference | NSN 3110-01-237-3478

Part Number Cage Code Manufacturer
100011-003 61298 CIPHER DATA PRODUCTS INC
RI-1438ZZRA1-P25LG20 50294 NEW HAMPSHIRE BALL BEARINGS, INC. DBA NHBB

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Technical Data | NSN 3110-01-237-3478

Characteristic Specifications
MATERIAL STEEL COMP E52100 OVERALL
STYLE DESIGNATOR 10A NON-LOADING GROOVE, NON-SEPARABLE
OVERALL WIDTH 0.2762 INCHES MINIMUM AND 0.2812 INCHES MAXIMUM
BORE DIAMETER 0.3747 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM
OVERALL OUTSIDE DIAMETER 0.8745 INCHES MINIMUM AND 0.8752 INCHES MAXIMUM
LUBRICATION MATERIAL GREASE
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION MIL-G-3278 MIL SPEC SINGLE MATERIAL RESPONSE
STANDARD TOLERANCE DESIGNATION ABEC NO.1
BORE SHAPE STRAIGHT
SURFACE FINISH GROUND
SHIELD QUANTITY 2
LOAD DIRECTION RADIAL
INTERNAL CLEARANCE 0.0002 INCHES MINIMUM RADIAL AND 0.0005 INCHES MAXIMUM RADIAL

Restrictions/Controls & Freight Information | NSN 3110-01-237-3478

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information