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Socket Head Cap Screw NSN 5305-01-274-9812

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 5305-01-274-9812 NSN: 5305-01-274-9812

Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 1.376 inches and 1.814 inches
Fastener Length
Between 2.920 inches and 3.000 inches
Head Style
Flat countersunk
Head Diameter
Between 0.781 inches and 0.844 inches
Internal Drive Style
Hexagon
Thread Diameter
0.438 inches
Width Across Flats
0.250 inches
Thready Qty Per Inch (tpi)
14
Min. Tensile Strength (psi)
80000 pounds per square inch
Hardness Rating
80.0 rockwell c
Countersink Angle
Between 80.0 degrees and 84.0 degrees
Material
Steel comp 302 or steel comp 384 or steel comp 304 or steel comp 305 or steel comp 316
Material Specification
Astm a493 assn standard all material responses
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
Thread Series Designator
Unc
Nondefinitive Specification/std Data
4 type
FSC
5305 Screws
NIIN
012749812
NSN
5305012749812

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
FF-S-86
Cage Code:
81349
Status:
A
MSDS:
Part Number:
MS24671-17
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 5305-01-274-9812
What are the manufacturers of nsn 5305012749812?
Does this nsn 5305012749812 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305012749812
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 5305012749812 contain any precious metals?
No precious metal content.
Does nsn 5305012749812 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305012749812?
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

What do you get when you order from nationalstocknumber.org?

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