Model: 2643-930-53FNA30

Socket Head Cap Screw

Special Features:

Age harden to 1075 degrees

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.875 inches and 1.000 inches
Fastener Length
1.000 inches
Head Style
Flat chamfer
Head Diameter
Between 0.550 inches and 0.562 inches
Head Height
Between 0.368 inches and 0.375 inches
Locking Feature
Patch threads or pellet threads or strip threads
Internal Drive Style
Hexagon
Thread Diameter
0.375 inches
Width Across Flats
0.312 inches
Thready Qty Per Inch (tpi)
16
Min. Tensile Strength (psi)
135000 pounds per square inch
Hardness Rating
28.0 rockwell c and 38.0 rockwell c
Minimum Yield Strength
105000 pounds per square inch
Material
Plastic acetal locking feature
Material
Steel comp 630 fastener
Material Specification
Astm a564 assn standard single material response fastener
Material Specification
Astm a564 assn standard single material response
Material Specification
Mil-f-18240 military specification single material response locking feature
Surface Treatment
Lubricant fastener
Surface Treatment
Lubricant
Surface Treatment Specification
Mil-l-24479, fn 45 military specification single treatment response fastener
Surface Treatment Specification
Mil-l-24479, fn 45 military specification single treatment response
Thread Series Designator
Unc
Nondefinitive Specification/std Data
2 type and 630 grade
NSN
5305-01-387-0539
Part Number
2643-930-53FNA30
Description
Screw,cap,socket Head
CAGE
96169

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 2643-930-53FNA30 NSN 5305-01-387-0539

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

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:
Equipment for Aircraft

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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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