BSSN-4-2025

Self-aligning Plain Bearing

NSN 3120-00-332-4437

DEMIL

Shelf Life

UOM

NIIN

Demil:

Shelf Life:

N/A

UOM:

1 EA

NIIN:

003324437

Detail Specifications

Bore Diameter:

Between 0.2495 inches and 0.2500 inches

Outer Member Outside Diameter:

Between 0.6557 inches and 0.6562 inches

Outer Member Width:

Between 0.2450 inches and 0.2500 inches

Inner Member Width:

Between 0.3380 inches and 0.3430 inches

Static Radial Load Rating:

6330 pounds

Hardness Rating:

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

Hardness Rating:

37.0 rockwell c inner member

Material:

Copper alloy 172 inner member or copper alloy 173 inner member

Material:

Steel comp 630 outer race member

Style Designator:

Without insert or liner with staking groove

NSN:

3120-00-332-4437

Item Name:

Bearing,plain,self-aligning

Cage Code:

81376

Manufacturer Part Numbers

Part Number

Cage

RNCC

RNVC

RNAAC

Status

MSDS

SADC

Part Number:

ST4M123-4

Cage Code:

76301

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

SBU8RZH21-4A

Cage Code:

3NPS1

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

SBU8RZH21A

Cage Code:

3NPS1

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

55826-04

Cage Code:

09455

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

ASBB4V

Cage Code:

15860

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

KSB4-27

Cage Code:

97613

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

BNG04H-123

Cage Code:

16746

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

10107628

Cage Code:

A486G

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

SBU8RZH21-4A

Cage Code:

21335

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

SBU8RZH21A

Cage Code:

21335

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

KSB4-25SSBD1

Cage Code:

97613

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Identification

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

13208

FIIG:

A045A0

Concept No.:

App. Key:

Cond. Code:

Status:

Part Materials

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:

114850

UFC:

58880

LTL:

70.0

LCL:

WCC:

742

TCC:

SHC:

ACC:

Trailers/Vehicles

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Pricing & Availability

Submit this form for current pricing and availability quote on part number bssn-4-2025 and/or cross reference parts.

Definition Definition of approved item name (AIN): "Self-aligning Plain Bearing"

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.