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Hexagon Head Cap Screw NSN 5305-00-138-4617

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 5305-00-138-4617 NSN: 5305-00-138-4617

Features and Characteristics

Thread Class
2a
Thread Direction
Right-hand
Thread Length
Between 0.540 inches and 0.660 inches
Fastener Length
1.375 inches
Head Style
Double hexagon extended washer
Head Height
Between 0.300 inches and 0.312 inches
Width Between Flats
Between 0.306 inches and 0.315 inches
Extended Washer Diameter
Between 0.457 inches and 0.469 inches
Extended Washer Thickness
0.074 inches
Thread Diameter
0.312 inches
Thready Qty Per Inch (tpi)
24
Min. Tensile Strength (psi)
150000 pounds per square inch
Hardness Rating
34.0 rockwell c and 40.0 rockwell c
Surface Finish
60.0 microinches bearing surface of head
Material
Steel comp 1038
Material Specification
Aisi assn standard single material response
Thread Series Designator
Unf
FSC
5305 Screws
NIIN
001384617
NSN
5305001384617

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
5389-9
Cage Code:
96151
Status:
A
MSDS:
Part Number:
64502
Cage Code:
96151
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 5305-00-138-4617
What are the manufacturers of nsn 5305001384617?
Does this nsn 5305001384617 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305001384617
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 5305001384617 contain any precious metals?
Precious metal content is unknown.
Does nsn 5305001384617 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305001384617?
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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