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Hexagon Head Cap Screw NSN 5305-01-395-2831

Item Description

An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. the threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. the thread length being the controlled dimension, the grip length is not specified. a locking feature may be incorporated in the design of the head or threads. the head is not designed to be held or driven with an inserted driver or by the thumb and fingers. excludes bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.

NSN 5305-01-395-2831 NSN: 5305-01-395-2831

Features and Characteristics

Thread Class
2a
Thread Direction
Right-hand
Thread Length
Between 0.513 inches and 0.543 inches
Fastener Length
Between 5.763 inches and 5.793 inches
Head Style
Hexagon
Head Height
Between 0.250 inches and 0.265 inches
Width Between Flats
Between 0.741 inches and 0.752 inches
Thread Diameter
0.500 inches
Features Provided
Dry film lubricant
Thready Qty Per Inch (tpi)
20
Surface Finish
32.0 microinches grip
Material
Steel comp xm-12
Material Specification
Ams5659 assn standard single material response
Surface Treatment
Lubricant
Surface Treatment Specification
Mil-l-8937 military specification single treatment response
Thread Series Designator
Unf
FSC
5305 Screws
NIIN
013952831
NSN
5305013952831

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
MBEU145866
Cage Code:
30003
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 5305-01-395-2831
What are the manufacturers of nsn 5305013952831?
Does this nsn 5305013952831 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305013952831
An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. the threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. the thread length being the controlled dimension, the grip length is not specified. a locking feature may be incorporated in the design of the head or threads. the head is not designed to be held or driven with an inserted driver or by the thumb and fingers. excludes bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.
Does nsn 5305013952831 contain any precious metals?
No precious metal content.
Does nsn 5305013952831 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305013952831?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
18257
FIIG:
A003B0
App. Key:
SB
Cond. Code:
1
Status:
A

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