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Socket Head Cap Screw NSN 5305-00-143-3189

Item Description

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.

NSN 5305-00-143-3189 NSN: 5305-00-143-3189

Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.968 inches and 1.032 inches
Fastener Length
Between 1.234 inches and 1.266 inches
Head Style
Flat chamfer
Head Diameter
0.750 inches
Head Height
Between 0.312 inches and 0.322 inches
Internal Drive Style
Hexagon
Thread Diameter
0.500 inches
Width Across Flats
0.250 inches
Thready Qty Per Inch (tpi)
20
Min. Tensile Strength (psi)
175000 pounds per square inch
Hardness Rating
38.0 rockwell c and 42.0 rockwell c
Part Name Assigned By Controlling Agency
Navy special project
Material
Steel comp e4340
Material Specification
Mil-s-5000 military specification single material response
Thread Series Designator
Unf
FSC
5305 Screws
NIIN
001433189
NSN
5305001433189

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
A408305-9
Cage Code:
80020
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7318152000
  • NAICS: 332722
  • SITC: 69421
  • Description: Bolts and bolts and their nuts or washers exported in the same shipment
  • End Use (Code 12110):
    Iron and steel products, other

Q & A

Frequently asked questions for NSN 5305-00-143-3189
What are the manufacturers of nsn 5305001433189?
Does this nsn 5305001433189 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305001433189
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.
Does nsn 5305001433189 contain any precious metals?
Precious metal content is unknown.
Does nsn 5305001433189 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305001433189?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
16282
FIIG:
A003B0
App. Key:
SC
Cond. Code:
1
Status:
A

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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
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