Model: ST4M133-3-25

Plate Self-locking Nut

Properties:

Thread Class

Thread Direction

Right-hand

Locking Feature

Prevailing torque with metallic insert

Mounting Hole Diameter

0.123 mils and 0.133 centimeters

Nut Style

Plate

Nut Length

Between 1.310 inches and 1.330 inches

Distance From Base To Center Of Aperture

Between 0.300 inches and 0.320 inches

Nut Height

0.750 inches

Plate Thickness

Between 0.040 inches and 0.060 inches

Plate Width

1.570 inches

Nut Mounting Provision

Straight holes

Mounting Hole Arrangement Style

3 holes

Distance From Mounting Hole Center To Base

0.250 inches

Center To Center Distance Between Mounting Holes Along Width

Between 0.990 inches and 1.010 inches

Center To Center Distance Between Mounting Holes Along Length

Between 0.555 inches and 0.565 inches

Tempurature Rating

350.0 degrees fahrenheit

Thread Series

Unf

Thready Qty Per Inch (tpi)

Thread Size

0.190 inches

Material

Aluminum alloy 2219 shell

Material

Stainless steel locking insert

Material Specification

Ams7245 assn standard single material response locking insert

Material Specification

Qq-a-367, t6 federal specification single material response shell

Surface Treatment

Chromate shell

Surface Treatment

Zinc locking insert

Surface Treatment Specification

Mil-c-5541 military specification single treatment response shell

NSN

5310-00-326-5257

Part Number

ST4M133-3-25

Description

Nut,self-locking,plate

CAGE

76301

Part ST4M133-3-25 NSN 5310-00-326-5257

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:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

013540

UFC:

05680

LTL:

70.0

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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