Model: 783-4411-001

Internal Wrenching Bolt

Special Features:

Straight knurl on head

Properties:

Thread Class
2a
Thread Direction
Right-hand
Thread Length
0.312 inches
Fastener Length
3.625 inches
Head Diameter
0.375 inches
Head Height
0.250 inches
First Diameter From Head
0.250 inches
Second Diameter From Head
Between 0.211 inches and 0.215 inches
Third Diameter From Head
0.250 inches
Distance From Largest Bearing Surface Of Head To End Of First Diameter
Between 0.742 inches and 0.758 inches
Distance From Largest Bearing Surface Of Head To End Of Second Diameter
Between 0.771 inches and 0.793 inches
Distance From Largest Bearing Surface Of Head To End Of Third Diameter
3.313 inches
Internal Drive Style
Hexagon
Thread Diameter
0.250 inches
Width Across Flats
0.156 inches
Thready Qty Per Inch (tpi)
28
Part Name Assigned By Controlling Agency
Navy special project
Material
Steel comp 302
Material Specification
Aisi assn standard single material response
Surface Treatment
Passivate
Surface Treatment Specification
580-0025-000 13499 mfr ref single treatment response
Thread Series Designator
Unf
NSN
5306-00-113-1431
Part Number
783-4411-001
Description
Bolt,internal Wrenching
CAGE
13499

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 783-4411-001 NSN 5306-00-113-1431

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:
U
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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