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)
12
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:
AR
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
A
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
095190
UFC:
49790
LTL:
RATING VARIABLE
LCL:
--
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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