Model: MS9452-16

Externally Relieved Body Bolt

Special Features:

Bolt, hex hd

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.526 inches and 0.546 inches
Fastener Length
1.125 inches
Head Style
Hexagon
Head Height
0.156 inches
Width Between Flats
Between 0.430 inches and 0.439 inches
First Diameter From Head
Between 0.221 inches and 0.231 inches
Distance From Largest Bearing Surface Of Head To End Of First Diameter
Between 0.315 inches and 0.375 inches
End Application
F-22
Thread Diameter
0.250 inches
Thready Qty Per Inch (tpi)
28
Hardness Rating
42.0 rockwell c and 46.0 rockwell c
Externally Relieved Body Diameter Quantity
1
Part Name Assigned By Controlling Agency
Bolt, machine, hexagon head, steel, .250-28 unjf-3a
Material
Steel comp 601
Material Specification
Ams 6304 assn standard single material response
Surface Treatment
Nickel and cadmium
Surface Treatment Specification
Ams 2416 assn standard all treatment responses
Thread Series Designator
Unjf
NSN
5306-01-498-2071
Part Number
MS9452-16
Description
Bolt,externally Relieved Body
CAGE

An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercuts for thread relief). It is no. 10 (0.190 in.) (5 mm) or larger in size and has a head which is not designed to be held or driven with an inserted driver or designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Excludes bolt, internal wrenching and thumbscrew. See also screw, externally relieved body.

Part MS9452-16 NSN 5306-01-498-2071

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
06675
FIIG:
A003B0
Concept No.:
App. Key:
BF
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:
FR
CRITL:
X

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Schedule B and Export
  • Schedule B: 7318152000
  • SITC: 69421
  • End Use: Iron and steel products, other
  • NAICS: 332722
  • USDA: 1

Freight Class: Bolts and bolts and their nuts or washers exported in the same shipment

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