Model: 72839-1

Shoulder Bolt

Special Features:

Keyway on shoulder 0.125-0.135 in. Wd by 0.079-0.085 in. Dp by 0.340-0.400 in. Lg

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
0.473 inches
Fastener Length
2.253 inches
Head Height
Between 0.370 inches and 0.430 inches
Width Between Flats
0.875 inches
Shoulder Diameter
0.7489 inches first shoulder and 0.7498 inches first shoulder
Shoulder Length
1.780 inches first shoulder
Shank Unthreaded Hole Diameter
0.109 inches first hole and 0.114 inches first hole
Thread Diameter
0.3750 inches
Thready Qty Per Inch (tpi)
24
Distance From Head Largest Bearing Surface To Shank Hole Center
2.123 inches first hole
Shoulder Shape
Round first shoulder
Thread Series Designator
Unjf
NSN
5306-01-187-0634
Part Number
72839-1
Description
Bolt,shoulder
CAGE

Part 72839-1 NSN 5306-01-187-0634

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
04905
FIIG:
A003B0
Concept No.:
App. Key:
BY
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:
CRITL:
X

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