Model: 232391Y4

Externally Relieved Body Bolt

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.450 inches and 0.460 inches
Fastener Length
1.560 inches
Head Style
Round w/wrench flats chamfered
Head Height
Between 0.400 inches and 0.410 inches
First Diameter From Head
Between 0.449 inches and 0.450 inches
Second Diameter From Head
Between 0.300 inches and 0.310 inches
Distance From Largest Bearing Surface Of Head To End Of First Diameter
Between 0.700 inches and 0.720 inches
Distance From Largest Bearing Surface Of Head To End Of Second Diameter
Between 1.100 inches and 1.110 inches
Thread Diameter
0.375 inches
Thready Qty Per Inch (tpi)
24
Hardness Rating
32.0 rockwell c and 36.0 rockwell c
Externally Relieved Body Diameter Quantity
2
Material
Steel comp 8740
Material Specification
Ams 6322 assn standard single material response
Surface Treatment
Cadmium
Surface Treatment Specification
Ams 2400-1 assn standard single treatment response
Test Data Document
81343-ams 2640 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
Thread Series Designator
Unf
NSN
5306-00-477-0031
Part Number
232391Y4
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 232391Y4 NSN 5306-00-477-0031

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:
U
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
093486
UFC:
48950
LTL:
RATING VARIABLE
LCL:
--
WCC:
573
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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