Model: 1221U21

Inner Bearing Ring

Special Features:

Copper plated

Properties:

Overall Width

Between 0.6100 inches and 0.6300 inches

Bore Diameter

Between 0.9980 inches and 0.9990 inches

Overall Outside Diameter

Between 1.2655 inches and 1.2660 inches

Surface Finish

Ground

Bore Shape

Straight

Material

Steel

Style Designator

Solid inner race, with bore chamfer, journal and needle

NSN

3110-00-227-4672

Part Number

1221U21

Description

Ring,bearing,inner

CAGE

60038

The inner component of a ball or roller bearing which provides a contact surface for the rolling elements of an antifriction bearing.

Part 1221U21 NSN 3110-00-227-4672

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

00028

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: 8482991010
SITC: 74699
End Use: Industrial machines, other
NAICS: 332991
USDA: 1

Freight Class: Inner and outer races for ball bearings (including ball bearings with integral shafts)