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Socket Head Cap Screw NSN 5305-00-838-1171

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 5305-00-838-1171 NSN: 5305-00-838-1171

Features and Characteristics

Thread Class
2a
Thread Direction
Right-hand
Thread Length
2.000 inches
Fastener Length
4.000 inches
Head Style
Flat chamfer
Head Diameter
Between 0.429 inches and 0.438 inches
Head Height
Between 0.306 inches and 0.312 inches
Internal Drive Style
Hexagon
Thread Diameter
0.312 inches
Width Across Flats
Between 0.218 inches and 0.220 inches
Thready Qty Per Inch (tpi)
18
Min. Tensile Strength (psi)
150000 pounds per square inch
Hardness Rating
36.0 rockwell c and 43.0 rockwell c
Material
Steel
Surface Treatment
Cadmium and chromate
Surface Treatment Specification
Qq-p-416 type 2 cl 3 federal specification all treatment responses
Thread Series Designator
Unc
FSC
5305 Screws
NIIN
008381171
NSN
5305008381171

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
N29P23064C6
Cage Code:
24446
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 5305-00-838-1171
What are the manufacturers of nsn 5305008381171?
Does this nsn 5305008381171 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305008381171
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 5305008381171 contain any precious metals?
Precious metal content is unknown.
Does nsn 5305008381171 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305008381171?
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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