Model: 3M143C4B4

Plate Self-locking Nut

Properties:

Thread Class

Thread Direction

Right-hand

Locking Feature

Prevailing torque all metal design

Nut Style

Plate (floating)

Nut Length

1.296 inches

Nut Height

0.469 inches

Plate Thickness

0.040 inches

Plate Width

0.516 inches

Thread Series

Unf

Thready Qty Per Inch (tpi)

Thread Size

0.250 inches

Material

Stainless steel

Material Specification

Ams5525 federal specification single material response or ams5735 federal specification single material response

Surface Treatment

Silver nut or passivate nut

Specification Data

76301-3-143c4b4 professional/industrial association specification

NSN

5310-01-322-9074

Part Number

3M143C4B4

Description

Nut,self-locking,plate

CAGE

76301

A nut with a flanged base of varied shapes which may be plain or mounted by rivets, bolts, welding or integral prongs. An integral feature is incorporated for locking on the threads of a mating member.

Part 3M143C4B4 NSN 5310-01-322-9074

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

05280

FIIG:

A021A0

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:

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Schedule B and Export

Schedule B: 7318160000
SITC: 69421
End Use: Finished metal shapes
NAICS: 332722
USDA: 1

Freight Class: Nuts of iron or steel