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Socket Head Cap Screw NSN 5305-00-531-1797

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 5305-00-531-1797 NSN: 5305-00-531-1797

Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
0.795 inches
Fastener Length
0.875 inches
Head Style
Flat chamfer
Head Diameter
Between 0.429 inches and 0.438 inches
Head Height
Between 0.306 inches and 0.312 inches
Internal Drive Style
Hexagon
Thread Diameter
0.312 inches
Width Across Flats
0.219 inches
Thready Qty Per Inch (tpi)
18
Min. Tensile Strength (psi)
80000 pounds per square inch
Hardness Rating
80.0 rockwell b
Minimum Yield Strength
30000 pounds per square inch
Material
Steel comp 302 or steel comp 303 or steel comp 304 or steel comp 305 or steel comp 316
Material Specification
66 federal 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
1 type
FSC
5305 Screws
NIIN
005311797
NSN
5305005311797

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
12Z1007-178
Cage Code:
94135
Status:
A
MSDS:
Part Number:
298233PC75
Cage Code:
10001
Status:
A
MSDS:
Part Number:
345884PC380
Cage Code:
10001
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 5305-00-531-1797
What are the manufacturers of nsn 5305005311797?
Does this nsn 5305005311797 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305005311797
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 5305005311797 contain any precious metals?
Precious metal content is unknown.
Does nsn 5305005311797 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305005311797?
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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