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Socket Head Cap Screw NSN 5305-01-447-4479

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 5305-01-447-4479 NSN: 5305-01-447-4479

Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.497 inches and 0.500 inches
Fastener Length
Between 0.497 inches and 0.500 inches
Head Style
Flat chamfer
Head Diameter
0.375 inches
Hole Diameter
Between 0.044 inches and 0.050 inches
Internal Drive Style
Hexagon
End Application
Pacer dawn
Thread Diameter
0.250 inches
Width Across Flats
0.188 inches
Hole Type
Drilled
Thready Qty Per Inch (tpi)
28
Min. Tensile Strength (psi)
160000 pounds per square inch
Hole Configuration Style
Round internal hexagon
Material
Iron alloy 660
Material Specification
Ams5731 assn standard 1st material response or ams5737 assn standard 2nd material response
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
Thread Series Designator
Unrf
FSC
5305 Screws
NIIN
014474479
NSN
5305014474479

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
A20401-408
Cage Code:
94697
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 5305-01-447-4479
What are the manufacturers of nsn 5305014474479?
Does this nsn 5305014474479 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305014474479
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 5305014474479 contain any precious metals?
No precious metal content.
Does nsn 5305014474479 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305014474479?
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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