Model: 856A4057P04

Headless Shoulder Pin

Special Features:

Threads are on the second step and groove is located on the third step

Properties:

First End Style
Chamfered
Second End Style
Oval
Thread Class
2a
Thread Direction
Right-hand
Thread Length
1.690 inches
First Step Diameter
Between 0.373 inches and 0.374 inches
First Step Length
0.620 inches
Second Step Diameter
0.3125 inches
Second Step Length
1.690 inches
Third Step Diameter
Between 0.214 inches and 0.224 inches
Third Step Length
0.440 inches
Hole Arrangement Style
One end drilled
First Hole Diameter
Between 0.1247 inches and 0.1250 inches
Distance From Centerline Of Hole To End Of Pin
0.190 inches
First End Taper Length
0.060 inches
Second End Relationship With First End
Not identical
Hardness Rating
38.0 rockwell c and 42.0 rockwell c
Thread Size
0.312 inches
First End Location
Opposite grooved end
Second End Outer Radius
Between 0.151 inches and 0.161 inches
Material
Steel comp 4130 or steel comp 4142
Style Designator
Shoulder
Thread Series Designator
Unc
NSN
5315-01-390-1166
Part Number
856A4057P04
Description
Pin,shoulder,headless
CAGE
66464

Part 856A4057P04 NSN 5315-01-390-1166

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:
SX
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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