Model: 18-12390-1

Headless Shoulder Pin

Special Features:

Parallel flattened surfaces along length, 0.300 to 0.310 in. Across flats, centered 1.100 in. From threaded end

Properties:

First End Style
Chamfered
Second End Style
Square
Thread Class
3a
Thread Direction
Right-hand
Thread Length
0.390 inches
Shank Length
Between 0.460 inches and 0.540 inches
Shoulder Diameter
Between 0.431 inches and 0.433 inches
Shank Diameter
0.250 inches
Overall Length
Between 2.360 inches and 2.440 inches
First End Taper Length
0.500 inches
Second End Relationship With First End
Not identical
Thread Size
0.250 inches
First End Location
Chamfered end
First End Taper Angle
15.0 degrees
First End Tip Radius
0.093 inches
Surface Finish
125.000 microinches
Material
Steel
Material Specification
Ams 5643 assn standard single material response
Style Designator
Shoulder
Thread Series Designator
Unjf
NSN
5315-01-021-9320
Part Number
18-12390-1
Description
Pin,shoulder,headless
CAGE
0JRC1

Part 18-12390-1 NSN 5315-01-021-9320

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:
U
ESD:
ESD:
MMAC:
SX
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
105000
UFC:
54080
LTL:
70.0
LCL:
70.0
WCC:
576
TCC:
Z
SHC:
Z
ACC:
Construction Materials

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