Model: AC4294-21-3

Needle Roller Bearing

Special Features:

100 pct magnetic particle inspected; 10 in. Radius of od crown; specified lubricant plus 10 pct mos2

Properties:

Bore Diameter

Between 0.4996 inches and 0.5002 inches

Overall Outside Diameter

Between 1.3115 inches and 1.3130 inches

Lubrication Material

Grease

Outer Ring Width

0.5310 inches

Inner Ring Width

Between 0.6462 inches and 0.6612 inches

Surface Finish

Ground

Retainer Fabrication Method

Pressed

Alignment Type

Rigid

Lubrication Material Specification

Mil-g-25760 military specification single material response

Material

Steel

Surface Treatment

Chromium outer ring

Surface Treatment

Cadmium exposed surfaces as mounted

Style Designator

Airframe, hardened and ground, non-separable

NSN

3110-00-142-5847

Part Number

AC4294-21-3

Description

Bearing,roller,needle

CAGE

3NPS1

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 AC4294-21-3 NSN 3110-00-142-5847

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:

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

Freight Class: Needle roller bearings