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Hexagon Head Cap Screw NSN 5305-01-331-7201

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 5305-01-331-7201 NSN: 5305-01-331-7201

Features and Characteristics

Thread Class
2a
Thread Direction
Right-hand
Thread Length
1.000 inches
Fastener Length
1.750 inches
Head Style
Hexagon
Head Height
Between 0.226 inches and 0.243 inches
Width Between Flats
Between 0.551 inches and 0.562 inches
Thread Diameter
0.375 inches
Thready Qty Per Inch (tpi)
16
Min. Tensile Strength (psi)
130000 pounds per square inch
Hardness Rating
24.0 rockwell c
Minimum Yield Strength
90000 pounds per square inch
Material
Nickel alloy k-500
Material Specification
Qq-n-286 cla federal specification single material response
Thread Series Designator
Unc
FSC
5305 Screws
NIIN
013317201
NSN
5305013317201

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
0.375-16NC-2A X 1.750 LG
Cage Code:
80204
Status:
A
MSDS:
Part Number:
MIL-DTL-1222
Cage Code:
81349
Status:
A
MSDS:
Part Number:
MIL-S-1222
Cage Code:
81349
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 5305-01-331-7201
What are the manufacturers of nsn 5305013317201?
Does this nsn 5305013317201 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305013317201
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 5305013317201 contain any precious metals?
No precious metal content.
Does nsn 5305013317201 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305013317201?
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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