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Socket Head Cap Screw NSN 5305-01-271-5174

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 5305-01-271-5174 NSN: 5305-01-271-5174

Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 1.250 inches and 1.940 inches
Fastener Length
7.000 inches
Head Style
Flat countersunk
Head Diameter
Between 0.720 inches and 0.781 inches
Internal Drive Style
Hexagon
Thread Diameter
0.375 inches
Width Across Flats
0.219 inches
Thready Qty Per Inch (tpi)
24
Hardness Rating
38.0 rockwell c and 45.0 rockwell c
Countersink Angle
Between 82.0 degrees and 84.0 degrees
Surface Finish
63.0 microinches grip
Material
Steel
Material Specification
66 federal standard single material response
Surface Treatment
Cadmium and chromate
Surface Treatment Specification
Qq-p-416 type 2 cl 3 federal specification single treatment response
Thread Series Designator
Unrf
FSC
5305 Screws
NIIN
012715174
NSN
5305012715174

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
83226
Cage Code:
56878
Status:
A
MSDS:
Part Number:
5905639
Cage Code:
53711
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 5305-01-271-5174
What are the manufacturers of nsn 5305012715174?
Does this nsn 5305012715174 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305012715174
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 5305012715174 contain any precious metals?
No precious metal content.
Does nsn 5305012715174 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305012715174?
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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