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Socket Head Cap Screw NSN 5305-00-678-3541

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 5305-00-678-3541 NSN: 5305-00-678-3541

Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
0.663 inches
Fastener Length
Between 0.740 inches and 0.770 inches
Head Style
Flat chamfer
Head Diameter
Between 0.367 inches and 0.375 inches
Head Height
Between 0.244 inches and 0.250 inches
Locking Feature
Pellet threads
Shank Unthreaded Hole Diameter
0.109 inches first hole
Internal Drive Style
Hexagon
Thread Diameter
0.250 inches
Width Across Flats
Between 0.1875 inches and 0.1895 inches
Thready Qty Per Inch (tpi)
28
Distance From Head Largest Bearing Surface To Shank Hole Center
0.579 inches first hole and 0.609 inches first hole
Material
Steel
Thread Series Designator
Unf
FSC
5305 Screws
NIIN
006783541
NSN
5305006783541

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
8395490
Cage Code:
19207
Status:
A
MSDS:
Part Number:
M60FS42812C
Cage Code:
26233
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 5305-00-678-3541
What are the manufacturers of nsn 5305006783541?
Does this nsn 5305006783541 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305006783541
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 5305006783541 contain any precious metals?
Precious metal content is unknown.
Does nsn 5305006783541 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305006783541?
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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