Model: 2643-820-03 ITEM 18

Socket Head Cap Screw

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
2.000 inches
Fastener Length
2.000 inches
Head Style
Pan no. 2
Head Diameter
Between 1.107 inches and 1.125 inches
Head Height
Between 0.740 inches and 0.750 inches
Locking Feature
Patch fastener or pellet fastener or strip fastener
Internal Drive Style
Hexagon
Thread Diameter
0.750 inches
Width Across Flats
0.625 inches
Thready Qty Per Inch (tpi)
10
Min. Tensile Strength (psi)
130000 pounds per square inch
Hardness Rating
24.0 rockwell c fastener
Minimum Yield Strength
90000 pounds per square inch
Material
Nickel alloy k-500
Material Specification
Qq-n-286 federal specification single material response
Thread Series Designator
Unrc
NSN
5305-01-477-8764
Part Number
2643-820-03 ITEM 18
Description
Screw,cap,socket Head
CAGE
90699

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 2643-820-03 ITEM 18 NSN 5305-01-477-8764

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:
--
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:
096640
UFC:
50600
LTL:
70.0
LCL:
--
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7508900000
  • SITC: 69975
  • End Use: Finished metal shapes
  • NAICS: 332999
  • USDA: 1

Freight Class: Other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire)

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