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Socket Head Cap Screw NSN 5305-01-423-2639

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 5305-01-423-2639 NSN: 5305-01-423-2639

Features and Characteristics

Thread Class
2a
Thread Direction
Right-hand
Thread Length
0.500 inches
Fastener Length
0.500 inches
Head Style
Button
Head Diameter
Between 0.250 inches and 0.262 inches
Head Height
Between 0.063 inches and 0.073 inches
Locking Feature
Patch threads or pellet threads or strip threads
Internal Drive Style
Hexagon
Thread Diameter
0.138 inches
Width Across Flats
0.078 inches
Thready Qty Per Inch (tpi)
32
Material
Steel
Thread Series Designator
Unrc
FSC
5305 Screws
NIIN
014232639
NSN
5305014232639

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
0.138-32UNRC-2AX 0.500 IN LG
Cage Code:
80204
Status:
A
MSDS:
Part Number:
211049479
Cage Code:
53711
Status:
A
MSDS:
Part Number:
6406847 ITEM 32
Cage Code:
53711
Status:
A
MSDS:
Part Number:
752-6406847 ITEM 32
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 5305-01-423-2639
What are the manufacturers of nsn 5305014232639?
Does this nsn 5305014232639 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305014232639
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 5305014232639 contain any precious metals?
No precious metal content.
Does nsn 5305014232639 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305014232639?
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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