Model: 334S640

Socket Head Cap Screw

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.281 inches and 0.344 inches
Fastener Length
0.375 inches
Head Style
Flat chamfer
Head Diameter
Between 0.305 inches and 0.315 inches
Head Height
Between 0.183 inches and 0.193 inches
Hole Diameter
0.046 inches
Internal Drive Style
Hexagon
Thread Diameter
0.190 inches
Width Across Flats
Between 0.156 inches and 0.158 inches
Hole Quantity
4
Hole Type
Drilled
Thready Qty Per Inch (tpi)
24
Hardness Rating
32.0 rockwell c and 42.0 rockwell c
Hole Configuration Style
Round
Material
Steel
Surface Treatment
Cadmium
Thread Series Designator
Unc
NSN
5305-00-286-4056
Part Number
334S640
Description
Screw,cap,socket Head
CAGE
06848

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 334S640 NSN 5305-00-286-4056

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:
U
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
093486
UFC:
48950
LTL:
RATING VARIABLE
LCL:
50.0
WCC:
713
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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