Model: 375-40-45-28

Headless Shoulder Pin

Special Features:

In shoulder end drill three 0.344 inch diameter longitudinal holes, equally spaced on a 1.500 inch diameter circle circumscribed around axial center, first hole 5.938 inches depth intersecting 0.344 inch diameter perpendicular hole, tap with 0.125 national pipe thread, second hole 9.625 inches depth intersecting additional 0.344 inch diameter perpendicular hole equidistant 3.688 inch distance between holes, tap with 0.125 national pipe thread, third hole 13.312 inches depth intersecting 0.344 inch diameter perpendicular hole tap with 0.125 national pipe thread; all three perpendicular holes 1.938 inches depth; two symmetrical grooves parallel to shoulder end 1.125 inches from end, 0.531 inch width by 1.000 inches depth; keyway 0.375 inch width 0.250 inch depth 1.625 inches length with a full radius corner

Properties:

First End Style

Chamfered

Second End Style

Chamfered

Thread Length

1.156 inches

Shank Length

1.156 inches

Shoulder Diameter

Between 4.999 inches and 5.000 inches

Shank Diameter

Between 4.705 inches and 4.716 inches

Overall Length

19.250 inches

Undercut Width

0.156 inches

Hole Arrangement Style

Both end drilled

First Hole Diameter

0.344 inches

Second Hole Diameter

0.344 inches

Distance From Centerline Of Hole To End Of Pin

5.750 inches

Center To Center Distance Between Holes

7.375 inches

First End Taper Length

0.125 inches

Thready Qty Per Inch (tpi)

Second End Relationship With First End

Not identical

First End Location

Shoulder end

First End Taper Angle

45.0 degrees

Surface Finish

63.0 microinches shoulder outside diameter

Material

Steel comp 4340

Style Designator

Undercut

NSN

5315-01-299-6738

Part Number

375-40-45-28

Description

Pin,shoulder,headless

CAGE

63952

Part 375-40-45-28 NSN 5315-01-299-6738

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:

RATING VARIABLE

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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