Model: B57Z1Y

Needle Roller Bearing

Properties:

Overall Width

0.4370 inches

Bore Diameter

0.3125 inches

Overall Outside Diameter

0.5005 inches

Surface Finish

Ground

Retainer Fabrication Method

Pressed

Alignment Type

Rigid

Standard Tolerance Designation

Afbma standard tolerance for industrial needle bearings

Material

Stainless steel outer ring

Material

Steel roller

Material Specification

Haynes alloy, fscm 80357 mfr ref single material response roller

Material Specification

Ph15-7md, fscm 73030 mfr ref single material response outer ring

Style Designator

Non-separable, open end, drawn shell

NSN

3110-00-404-1290

Part Number

B57Z1Y

Description

Bearing,roller,needle

CAGE

60380

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 B57Z1Y NSN 3110-00-404-1290

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:

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