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Hexagon Head Cap Screw NSN 5305-01-381-9970

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 5305-01-381-9970 NSN: 5305-01-381-9970

  Stock Availability

NSN 5305013819970 availability
(as of 03/30/2020).

  • NS: 139
  • NE: 2331

Note: Availability of this item may have changed since it was last checked. Request a quote for an updated price and availability quote.

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Features and Characteristics

Thread Class
2a
Thread Direction
Right-hand
Thread Length
0.875 inches
Fastener Length
1.000 inches
Head Style
Hexagon extended washer
Head Height
Between 0.202 inches and 0.240 inches
Width Between Flats
Between 0.365 inches and 0.375 inches
Extended Washer Diameter
Between 0.480 inches and 0.520 inches
Extended Washer Thickness
Between 0.030 inches and 0.050 inches
Thread Diameter
0.250 inches
Thready Qty Per Inch (tpi)
20
Min. Tensile Strength (psi)
160000 pounds per square inch
Material
Steel
Material Specification
Ansi b18.6.3 assn standard all material responses
Surface Treatment
Zinc
Thread Series Designator
Unc
FSC
5305 Screws
NIIN
013819970
NSN
5305013819970

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
88-20260-34
Cage Code:
30554
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 5305-01-381-9970
What are the manufacturers of nsn 5305013819970?
Does this nsn 5305013819970 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305013819970
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 5305013819970 contain any precious metals?
No precious metal content.
Does nsn 5305013819970 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305013819970?
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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