Model: 6370403

Internal Wrenching Bolt

Properties:

Thread Class
2a
Thread Direction
Right-hand
Thread Length
Between 0.470 inches and 0.500 inches
Fastener Length
Between 1.330 inches and 1.370 inches
Head Style
Flat chamfer
Head Diameter
Between 0.550 inches and 0.563 inches
Head Height
Between 0.368 inches and 0.375 inches
First Diameter From Head
0.312 inches
Distance From Largest Bearing Surface Of Head To End Of First Diameter
0.850 inches
Internal Drive Style
Hexagon
Thread Diameter
0.375 inches
Width Across Flats
Between 0.3125 inches and 0.3160 inches
Thready Qty Per Inch (tpi)
24
Min. Tensile Strength (psi)
80000 pounds per square inch
Externally Relieved Body Diameter Quantity
1
Material
Steel comp 302 or steel comp 304 or steel comp 305 or steel comp 316 or steel comp 384 or steel comp xm-7
Material Specification
Astm a493 assn standard all material responses
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 type 1, 2, or 3 federal specification single treatment response
Thread Series Designator
Unf
NSN
5306-01-398-5272
Part Number
6370403
Description
Bolt,internal Wrenching
CAGE
53711

An externally threaded fastener whose threaded portion is of one nominal diameter, no. 10 (0.190 in.) (5 mm) or larger. It is designed with an internal socket or internal multiple spline for use with an internal driver. The head is beveled (conical) or cylindrical in shape. Items with cylindrical shaped heads must have an externally relieved body. A locking feature may be incorporated in the design of the head or threads. See also screw, cap, socket head. Excludes setscrew; screw, shoulder; bolt, shoulder; screw, externally relieved body; bolt, externally relieved body; and screw, machine.

Part 6370403 NSN 5306-01-398-5272

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
06666
FIIG:
A003B0
Concept No.:
App. Key:
BM
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:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

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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