Model: 644436-1

Headless Shoulder Pin

Properties:

First End Style

Chamfered

Second End Style

Chamfered

Thread Class

Thread Direction

Right-hand

Thread Length

0.540 inches

Shank Length

0.620 inches

Shoulder Diameter

0.625 inches

Shoulder Width Across Flats

0.500 inches

Shank Diameter

Between 0.244 inches and 0.246 inches

Overall Length

1.660 inches

First End Taper Length

0.030 inches

Second End Taper Length

0.250 inches

Second End Relationship With First End

Not identical

Hardness Rating

40.0 rockwell c and 43.0 rockwell c

Thread Size

0.250 inches

Second Shank Diameter

Between 0.247 inches and 0.249 inches

First End Location

Threaded end

First End Taper Angle

45.0 degrees

Surface Finish

63.000 microinches both ends

Second End Taper Angle

30.0 degrees

Second Shank Length

0.790 inches

Material

Steel comp 416

Surface Treatment

Passivate

Surface Treatment Specification

Mil-f-14072, e300 military specification single treatment response

Style Designator

Shoulder

Thread Series Designator

Unf

NSN

5315-00-419-0741

Part Number

644436-1

Description

Pin,shoulder,headless

CAGE

96214

Part 644436-1 NSN 5315-00-419-0741

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:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

095190

UFC:

49790

LTL:

70.0

LCL:

70.0

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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