Model: ST4M222-1

Self-aligning Plain Bearing

Special Features:

Outer race flanged one side, opposite side threaded 2.000-16 unj-3a for mounting with locknut and lockwasher; locknut, steel, comp. 4130, mil-s-6758, chrome plate per qq-p-416, type 1, class 3 ; lockwasher, steel, stainless, comp 302 or 303, passivated per qq-p-35

Properties:

Bore Diameter

Between 0.8745 inches and 0.8750 inches

Lubrication Material

Grease, mil-g-81322

Outer Member Outside Diameter

Between 1.9995 inches and 2.0000 inches

Outer Member Width

1.4500 inches

Inner Member Width

1.4500 inches

Static Radial Load Rating

41000 pounds

Hardness Rating

28.0 rockwell c outer race member and 36.0 rockwell c outer race member

Hardness Rating

39.0 rockwell c inner member

Lubrication Feature

Groove inner member and perforation inner member

Lubrication Feature

Groove outer race member and perforation outer race member

Material

Copper alloy inner member

Material

Steel comp 630 outer race member

Material Specification

Ams 5643 assn standard single material response outer race member

Material Specification

Qq-c-530 federal specification single material response inner member

Specification Data

76301-st4-222 manufacturers standard

NSN

3120-01-197-6417

Part Number

ST4M222-1

Description

Bearing,plain,self-aligning

CAGE

76301

A detachable assembly in or on which a journal, gudgeon, pivot, or the like moves. It is used to carry a load and to reduce sliding friction. It does not employ rolling elements. The item consists of a bored precision ground ball (or spherical plain bearing) around which an outer ring is fitted. The assembly may be either separable or nonseparable. Excludes bearing, plain, rod end and bearing, plain, spherical.

Part ST4M222-1 NSN 3120-01-197-6417

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

13208

FIIG:

A045A0

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:

1.3000lbs

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:

114850

UFC:

58880

LTL:

70.0

LCL:

WCC:

742

TCC:

SHC:

ACC:

Trailers/Vehicles

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Schedule B and Export

Schedule B: 8482300040
SITC: 74630
End Use: Industrial machines, other
NAICS: 332991
USDA: 1

Freight Class: Spherical roller bearings, single row