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Socket Head Cap Screw NSN 5305-00-939-9021

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 5305-00-939-9021 NSN: 5305-00-939-9021

Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
0.500 inches
Fastener Length
0.500 inches
Head Style
Flat chamfer
Head Diameter
Between 0.265 inches and 0.270 inches
Head Height
Between 0.160 inches and 0.164 inches
Hole Diameter
0.047 inches
Internal Drive Style
Hexagon
Thread Diameter
0.164 inches
Width Across Flats
Between 0.125 inches and 0.127 inches
Hole Quantity
4
Hole Type
Drilled
Thready Qty Per Inch (tpi)
32
Hole Configuration Style
Round longitudinal hole
Material
Iron alloy 660
Material Specification
Ams 5735 assn standard single material response
Surface Treatment
Passivate
Thread Series Designator
Unc
FSC
5305 Screws
NIIN
009399021
NSN
5305009399021

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
655-590-9108
Cage Code:
59364
Status:
A
MSDS:
Part Number:
GA832-8A286D
Cage Code:
50276
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 5305-00-939-9021
What are the manufacturers of nsn 5305009399021?
Does this nsn 5305009399021 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305009399021
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 5305009399021 contain any precious metals?
Precious metal content is unknown.
Does nsn 5305009399021 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305009399021?
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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