Model: 3TWNL8-12ULGP31

Annular Ball Bearing

Special Features:

Alternate polytetrafluoroethylene spacer slugs between balls; fractured outer ring with two stainless steel retaining rings; grease plate with specified grease

Properties:

Overall Width

Between 0.1552 inches and 0.1562 inches

Bore Diameter

Between 0.4998 inches and 0.5000 inches

Overall Outside Diameter

Between 0.7498 inches and 0.7500 inches

Lubrication Material

Grease

Surface Finish

Ground

Shield Quantity

Load Direction

Radial

Bore Shape

Straight

Internal Clearance

0.0003 inches radial and 0.0008 inches radial

Lubrication Material Specification

Mil-g-23827 military specification single material response

Material

Stainless steel

Style Designator

Non-loading groove, non-separable

NSN

3110-00-939-0584

Part Number

3TWNL8-12ULGP31

Description

Bearing,ball,annular

CAGE

78188

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 3TWNL8-12ULGP31 NSN 3110-00-939-0584

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:

0.1000lbs

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