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Socket Head Cap Screw NSN 5305-00-904-0258

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 5305-00-904-0258 NSN: 5305-00-904-0258

Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
0.500 inches
Fastener Length
0.500 inches
Head Style
Flat chamfer
Head Diameter
Between 0.265 inches and 0.270 inches
Head Height
Between 0.160 inches and 0.164 inches
Hole Diameter
0.047 inches
Internal Drive Style
Hexagon
Thread Diameter
0.164 inches
Width Across Flats
0.140 inches
Hole Quantity
6
Hole Type
Drilled
Thready Qty Per Inch (tpi)
32
Min. Tensile Strength (psi)
160000 pounds per square inch
Hardness Rating
36.0 rockwell c and 40.0 rockwell c
Hole Configuration Style
Round internal hexagon
Material
Steel comp 8740
Surface Treatment
Oxide
Surface Treatment Specification
Ams2485 assn standard single treatment response
Thread Series Designator
Unc
FSC
5305 Screws
NIIN
009040258
NSN
5305009040258

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
56523
Cage Code:
93835
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 5305-00-904-0258
What are the manufacturers of nsn 5305009040258?
Does this nsn 5305009040258 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305009040258
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 5305009040258 contain any precious metals?
Precious metal content is unknown.
Does nsn 5305009040258 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305009040258?
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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