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Tapping Screw NSN 5305-01-312-7073

Item Description

A hardened externally threaded fastener whose thread extends to the bearing surface of the head. The thread may be fluted or otherwise designed to cut or form its own mating thread. Excludes screw, assembled washer.

NSN 5305-01-312-7073 NSN: 5305-01-312-7073

Features and Characteristics

Fastener Length
0.750 inches
Head Style
Hexagon extended washer
Head Height
Between 0.243 inches and 0.285 inches
Width Between Flats
Between 0.489 inches and 0.500 inches
Extended Washer Diameter
Between 0.624 inches and 0.676 inches
Extended Washer Thickness
Between 0.035 inches and 0.055 inches
Internal Drive Style
W/o internal drive
Hardness Rating
28.0 rockwell c and 38.0 rockwell c
Nonmachine Thread Style
Blunt (sf) or blunt (type sw) or blunt (type tt)
Nonmachine Thread Diameter
0.312 inches
Material
Steel
Surface Treatment
Phosphate zinc
FSC
5305 Screws
NIIN
013127073
NSN
5305013127073

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
84G3112H
Cage Code:
77237
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7318140000
  • NAICS: 332722
  • SITC: 69421
  • Description: Self-tapping screws of iron or steel
  • End Use (Code 12110):
    Iron and steel products, other

Q & A

Frequently asked questions for NSN 5305-01-312-7073
What are the manufacturers of nsn 5305013127073?
Does this nsn 5305013127073 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305013127073
A hardened externally threaded fastener whose thread extends to the bearing surface of the head. the thread may be fluted or otherwise designed to cut or form its own mating thread. excludes screw, assembled washer.
Does nsn 5305013127073 contain any precious metals?
No precious metal content.
Does nsn 5305013127073 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305013127073?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
41756
FIIG:
A003B0
App. Key:
SN
Cond. Code:
1
Status:
A

What do you get when you order from nationalstocknumber.org?

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