Model: 422510-2

Externally Relieved Body Screw

Properties:

Thread Class
2a
Thread Direction
Right-hand
Thread Length
Between 0.213 inches and 0.223 inches
Fastener Length
Between 0.265 inches and 0.299 inches
Head Style
Hexagon
Head Height
Between 0.052 inches and 0.072 inches
Width Between Flats
Between 0.183 inches and 0.193 inches
First Diameter From Head
Between 0.061 inches and 0.064 inches
Second Diameter From Head
Between 0.146 inches and 0.166 inches
Third Diameter From Head
Between 0.057 inches and 0.067 inches
Distance From Largest Bearing Surface Of Head To End Of First Diameter
Between 0.025 inches and 0.029 inches
Distance From Largest Bearing Surface Of Head To End Of Second Diameter
Between 0.030 inches and 0.044 inches
Distance From Largest Bearing Surface Of Head To End Of Third Diameter
Between 0.052 inches and 0.076 inches
Internal Drive Style
Cross recess type 1
Thread Diameter
0.086 inches
Thready Qty Per Inch (tpi)
56
Externally Relieved Body Diameter Quantity
3
Material
Steel
Thread Series Designator
Unc
NSN
5305-00-305-5474
Part Number
422510-2
Description
Screw,externally Relieved Body
CAGE
94580

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 undercut for thread relief). It is no. 0 (0.060 in.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below no. 10 (0.190 in.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and multiple spline types) but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. See also bolt, externally relieved body and bolt, internal wrenching.

Part 422510-2 NSN 5305-00-305-5474

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
01852
FIIG:
A003B0
Concept No.:
App. Key:
SE
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

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
093486
UFC:
48950
LTL:
RATING VARIABLE
LCL:
50.0
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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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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