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Socket Head Cap Screw NSN 5305-00-432-0643

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 5305-00-432-0643 NSN: 5305-00-432-0643

Features and Characteristics

Thread Class
2a
Thread Direction
Right-hand
Thread Length
0.383 inches
Fastener Length
0.625 inches
Head Style
Flat countersunk
Head Diameter
Between 0.462 inches and 0.507 inches
Locking Feature
Patch threads or pellet threads or strip threads
Internal Drive Style
Slot
Thread Diameter
0.250 inches
Thready Qty Per Inch (tpi)
20
Min. Tensile Strength (psi)
125000 pounds per square inch
Countersink Angle
82.0 degrees
Material
Stainless steel
Material Specification
Qq-s-763 federal specification single material response
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
Thread Series Designator
Unc
FSC
5305 Screws
NIIN
004320643
NSN
5305004320643

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
2511323-265
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 5305-00-432-0643
What are the manufacturers of nsn 5305004320643?
Does this nsn 5305004320643 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305004320643
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 5305004320643 contain any precious metals?
Precious metal content is unknown.
Does nsn 5305004320643 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305004320643?
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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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
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