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Socket Head Cap Screw NSN 5305-01-521-9681

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 5305-01-521-9681 NSN: 5305-01-521-9681

Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
0.750 inches
Fastener Length
Between 1.860 inches and 1.890 inches
Head Style
Flat chamfer
Head Diameter
Between 0.176 inches and 0.183 inches
Head Height
Between 0.108 inches and 0.112 inches
Locking Feature
Patch threads or pellet threads or strip threads
Internal Drive Style
Hexagon
Thread Diameter
0.112 inches
Width Across Flats
Between 0.109 inches and 0.111 inches
Thready Qty Per Inch (tpi)
40
Special Features
Altered item drawing
Material
Stainless steel
Thread Series Designator
Unc
FSC
5305 Screws
NIIN
015219681
NSN
5305015219681

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
7226364-1
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 5305-01-521-9681
What are the manufacturers of nsn 5305015219681?
Does this nsn 5305015219681 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305015219681
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 5305015219681 contain any precious metals?
No precious metal content.
Does nsn 5305015219681 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305015219681?
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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