Model: 321908-1

Needle Roller Bearing

Special Features:

Inner ring extends 0.0050 in. Both sides, oil hole in inner and outer race

Properties:

Overall Width

2.0100 inches

Bore Diameter

3.0000 inches

Overall Outside Diameter

4.5000 inches

Lubrication Material

Lubricating oil

Alignment Type

Rigid

Standard Tolerance Designation

Afbma standard tolerance for industrial needle bearings

Material

Steel

Style Designator

Separable inner race, with roller retainer, hardened and ground

NSN

3110-00-243-7102

Part Number

321908-1

Description

Bearing,roller,needle

CAGE

80020

A single or multiple-row antifriction bearing used with or without inner or outer races characterized by relatively small size rollers usually not ranging above 0.250 inch (6.35mm) diameter and generally longer in length in relation to diameter.

Part 321908-1 NSN 3110-00-243-7102

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

00051

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:

77.5

WCC:

742

TCC:

SHC:

ACC:

Trailers/Vehicles

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Schedule B and Export

Schedule B: 8482400000
SITC: 74640
End Use: Industrial machines, other
NAICS: 332991
USDA: 1

Freight Class: Needle roller bearings