Model: RS77NR4LR1MILG3278

Annular Ball Bearing

Special Features:

Removable shields

Properties:

Bore Diameter

0.2500 inches

Lubrication Material

Grease

Flange Outside Diameter

0.6870 inches

Flange Width

0.0420 inches

Outer Ring Width

0.2260 inches

Inner Ring Width

0.2500 inches

Surface Finish

Ground

Retainer Fabrication Method

Pressed

Shield Quantity

Load Direction

Radial

Bore Shape

Straight

Internal Clearance

0.0004 inches radial and 0.0008 inches radial

Standard Tolerance Designation

Abec no.1

Outer Ring Taper

0.0680 per foot in inches

Lubrication Material

Grease

Lubrication Material Specification

Mil-g-23827 military specification single material response

Style Designator

Non-loading groove, non-separable

NSN

3110-00-227-4080

Part Number

RS77NR4LR1MILG3278

Description

Bearing,ball,annular

CAGE

7X677

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 RS77NR4LR1MILG3278 NSN 3110-00-227-4080

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

00014

FIIG:

A044A0

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

114820

UFC:

58860

LTL:

77.5

LCL:

WCC:

742

TCC:

SHC:

ACC:

Trailers/Vehicles

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Schedule B and Export

Schedule B: 8482105028
SITC: 74610
End Use: Industrial machines, other
NAICS: 332991
USDA: 1

Freight Class: Angular contact ball bearings, nesoi