Model: A20356-037

Socket Head Cap Screw

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.497 inches and 0.500 inches
Fastener Length
Between 0.497 inches and 0.500 inches
Head Style
Flat chamfer
Head Diameter
0.270 inches
Head Height
Between 0.045 inches and 0.065 inches
Internal Drive Style
Hexagon
End Application
Pacer dawn
Thread Diameter
0.164 inches
Width Across Flats
0.141 inches
Thready Qty Per Inch (tpi)
32
Min. Tensile Strength (psi)
160000 pounds per square inch
Material
Iron alloy 660
Material Specification
Ams5731 assn standard 1st material response or ams5737 assn standard 2nd material response
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
Thread Series Designator
Unrc
NSN
5305-01-447-4480
Part Number
A20356-037
Description
Screw,cap,socket Head
CAGE
94697

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 A20356-037 NSN 5305-01-447-4480

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

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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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