Model: B-57-AS

Needle Roller Bearing

Properties:

Overall Width

Between 0.4275 inches and 0.4375 inches

Bore Diameter

Between 0.3120 inches and 0.3125 inches

Overall Outside Diameter

Between 0.4995 inches and 0.5005 inches

Surface Finish

Ground

Alignment Type

Rigid

Standard Tolerance Designation

Afbma standard tolerance for industrial needle bearings

Material

Stainless steel roller

Material

Steel shell

Surface Treatment

Oxide shell

Style Designator

Non-separable, open end, drawn shell

NSN

3110-01-269-3268

Part Number

B-57-AS

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 B-57-AS NSN 3110-01-269-3268

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:

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