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Socket Head Cap Screw NSN 5305-01-432-1761

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 5305-01-432-1761 NSN: 5305-01-432-1761

Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
0.900 inches
Fastener Length
1.000 inches
Head Style
Flat chamfer
Head Diameter
Between 0.365 inches and 0.375 inches
Head Height
Between 0.244 inches and 0.250 inches
Internal Drive Style
Hexagon
Thread Diameter
0.250 inches
Width Across Flats
0.188 inches
Thready Qty Per Inch (tpi)
20
Min. Tensile Strength (psi)
180000 pounds per square inch
Hardness Rating
39.0 rockwell c and 45.0 rockwell c
Color
Black
Material
Steel uns k03104
Material Specification
Astm a574 assn standard single material response
Surface Treatment
Oxide
Thread Series Designator
Unc
FSC
5305 Screws
NIIN
014321761
NSN
5305014321761

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
1/4-20X1 SHCS
Cage Code:
70034
Status:
A
MSDS:
Part Number:
91251A542
Cage Code:
39428
Status:
A
MSDS:
Part Number:
ANSI B18.3-1/4X1 SCSH STEEL
Cage Code:
80204
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 5305-01-432-1761
What are the manufacturers of nsn 5305014321761?
Does this nsn 5305014321761 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305014321761
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 5305014321761 contain any precious metals?
No precious metal content.
Does nsn 5305014321761 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305014321761?
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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