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Socket Head Cap Screw NSN 5305-01-256-3046

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 5305-01-256-3046 NSN: 5305-01-256-3046

Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.658 inches and 0.750 inches
Fastener Length
Between 0.720 inches and 0.750 inches
Head Style
Flat chamfer
Head Diameter
Between 0.303 inches and 0.312 inches
Head Height
Between 0.185 inches and 0.190 inches
Internal Drive Style
Hexagon
Thread Diameter
0.190 inches
Width Across Flats
0.183 inches
Thready Qty Per Inch (tpi)
32
Material
Steel
Surface Treatment
Zinc
Thread Series Designator
Unf
FSC
5305 Screws
NIIN
012563046
NSN
5305012563046

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
MA25-21114
Cage Code:
34623
Status:
A
MSDS:
Part Number:
FC030047
Cage Code:
21102
Status:
A
MSDS:
Part Number:
FD146X
Cage Code:
21102
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 5305-01-256-3046
What are the manufacturers of nsn 5305012563046?
Does this nsn 5305012563046 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305012563046
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 5305012563046 contain any precious metals?
No precious metal content.
Does nsn 5305012563046 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305012563046?
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

What do you get when you order from nationalstocknumber.org?

  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
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