Model: 12740B18

Socket Head Cap Screw

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 2.350 inches and 2.500 inches
Fastener Length
2.500 inches
Head Style
Flat chamfer
Head Diameter
Between 0.735 inches and 0.750 inches
Head Height
0.500 inches
Internal Drive Style
Hexagon
Thread Diameter
0.500 inches
Width Across Flats
Between 0.4919 inches and 0.5000 inches
Thready Qty Per Inch (tpi)
13
Material
Titanium alloy uns r56400
Material Specification
Astm b348 assn standard single material response
Thread Series Designator
Unc
NSN
5305-01-381-9663
Part Number
12740B18
Description
Screw,cap,socket Head
CAGE
88032

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See bolt, internal wrenching. Excludes screw, shoulder; and screw, machine.

Part 12740B18 NSN 5305-01-381-9663

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
16282
FIIG:
A003B0
Concept No.:
App. Key:
SC
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:
0.1000lbs
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: 8108908000
  • SITC: 69985
  • End Use: Nonferrous metals, other
  • NAICS: 331491
  • USDA: 1

Freight Class: Other wrought titanium, nesoi

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