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

Socket Head Cap Screw NSN 5305-00-187-9931

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 5305-00-187-9931 NSN: 5305-00-187-9931

Features and Characteristics

Thread Class
3a
Thread Length
Between 1.601 inches and 1.766 inches
Fastener Length
Between 1.960 inches and 2.000 inches
Head Style
Flat countersunk
Head Diameter
Between 0.720 inches and 0.781 inches
Internal Drive Style
Hexagon
Thread Diameter
0.375 inches
Width Across Flats
0.219 inches
Thready Qty Per Inch (tpi)
16
Min. Tensile Strength (psi)
170000 pounds per square inch
Hardness Rating
38.0 rockwell c and 42.0 rockwell c
Countersink Angle
Between 80.0 degrees and 84.0 degrees
Criticality Code Justification
Zzzy
Special Test Features
Special quality control testing
Thread Series Designator
Unc
Reference Number Differentiating Characteristics
As differentiated by packaging which must conform to ships parts control center special quality control provisions
FSC
5305 Screws
NIIN
001879931
NSN
5305001879931

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
W1377PC18
Cage Code:
01804
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 5305-00-187-9931
What are the manufacturers of nsn 5305001879931?
Does this nsn 5305001879931 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305001879931
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 5305001879931 contain any precious metals?
No precious metal content.
Does nsn 5305001879931 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305001879931?
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