ORDER BY PHONE (619) 331-9599      Contact Us      Request Quote
facebook
NationalStockNumber.org

Socket Head Cap Screw NSN 5305-01-377-3320

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 5305-01-377-3320 NSN: 5305-01-377-3320

Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
0.639 inches
Fastener Length
Between 0.639 inches and 0.750 inches
Head Style
Flat chamfer
Head Diameter
Between 0.457 inches and 0.469 inches
Head Height
Between 0.306 inches and 0.312 inches
Locking Feature
Pellet locking feature
Internal Drive Style
Hexagon
Thread Diameter
0.312 inches
Width Across Flats
0.250 inches
Thready Qty Per Inch (tpi)
18
Min. Tensile Strength (psi)
80000 pounds per square inch
Hardness Rating
39.0 rockwell c and 45.0 rockwell c
Material
Nickel alloy 400
Material Specification
Qq-n-281 federal specification single material response
Thread Series Designator
Unc
FSC
5305 Screws
NIIN
013773320
NSN
5305013773320

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
MIL-F-18240 TYN 5/16-18UNC-3A
Cage Code:
81349
Status:
A
MSDS:
Part Number:
5361662 ITEM 22
Cage Code:
53711
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7508900000
  • NAICS: 332999
  • SITC: 69975
  • Description: Other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire)
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 5305-01-377-3320
What are the manufacturers of nsn 5305013773320?
Does this nsn 5305013773320 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305013773320
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 5305013773320 contain any precious metals?
No precious metal content.
Does nsn 5305013773320 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305013773320?
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

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

  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
ASA Aviation Suppliers Association Member Logo
NQA AS 9120 Suppliers Logo
ITAR Registered International Traffic in Arms Regulations Logo