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Socket Head Cap Screw NSN 5305-01-266-8345

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 5305-01-266-8345 NSN: 5305-01-266-8345

  Stock Availability

NSN 5305012668345 availability
(as of 05/17/2024).

  • NS: 151
  • NE: 1240

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
3a
Thread Direction
Right-hand
Thread Length
Between 0.357 inches and 0.438 inches
Fastener Length
Between 0.407 inches and 0.438 inches
Head Style
Pan
Head Diameter
Between 0.205 inches and 0.219 inches
Head Height
Between 0.070 inches and 0.080 inches
Locking Feature
Strip threads
Internal Drive Style
Cross recess type 1
Thread Diameter
0.112 inches
Thready Qty Per Inch (tpi)
40
Min. Tensile Strength (psi)
160000 pounds per square inch
Hardness Rating
36.0 rockwell c and 40.0 rockwell c
Surface Finish
32.0 microinches threads
Material
Steel comp 4140 fastener or steel comp 4340 fastener or steel comp 8740 fastener
Material Specification
Mil-s-5626 military specification 1st material response fastener or mil-s-8844 military specification 2nd material response fastener or ams6414 assn standard 2nd material response fastener or mil-s-6049 military specification 3rd material response fastener
Surface Treatment
Cadmium fastener and chromate fastener
Surface Treatment Specification
Qq-p-416, type 2 class 2 federal specification single treatment response fastener
Thread Series Designator
Unjc
Specification Data
80205-nas1190 professional/industrial association standard
FSC
5305 Screws
NIIN
012668345
NSN
5305012668345

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
NAS1190-04P7L
Cage Code:
80205
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 5305-01-266-8345
What are the manufacturers of nsn 5305012668345?
Does this nsn 5305012668345 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305012668345
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 5305012668345 contain any precious metals?
No precious metal content.
Does nsn 5305012668345 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305012668345?
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

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