Model: 123LM40520-1

Headless Shoulder Pin

Properties:

First End Style

Square w/thru hole

Second End Style

Square

Thread Class

Thread Direction

Right-hand

Thread Length

0.375 inches

Shank Length

1.638 inches

Shoulder Diameter

1.750 inches

Shank Diameter

Between 0.617 inches and 0.618 inches

Overall Length

2.276 inches

Undercut Diameter

0.577 inches

Undercut Width

0.046 inches

Hole Arrangement Style

One end drilled

First Hole Diameter

0.110 inches

Distance From Centerline Of Hole To End Of Pin

0.125 inches

Thready Qty Per Inch (tpi)

Second End Relationship With First End

Not identical

Thread Size

0.437 inches

Second Shank Diameter

Between 0.429 inches and 0.437 inches

First End Location

Unthreaded end

Second Shank Length

0.375 inches

Material

Steel comp 4340

Material Specification

Mil-s-8844, cl 1 military specification single material response

Surface Treatment

Cadmium and chromium

Surface Treatment Specification

Qq-p-416, type 2, cl 2 federal specification 1st treatment response and qq-c-320, cl 2 federal specification 2nd treatment response

Style Designator

Undercut

Thread Series Designator

Unf

NSN

5315-01-218-4396

Part Number

123LM40520-1

Description

Pin,shoulder,headless

CAGE

26512

Part 123LM40520-1 NSN 5315-01-218-4396

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

16749

FIIG:

A212A0

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:

105840

UFC:

54430

LTL:

50.0

LCL:

WCC:

575

TCC:

SHC:

ACC:

Construction Materials

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