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Socket Head Cap Screw NSN 5305-01-449-4457

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 5305-01-449-4457 NSN: 5305-01-449-4457

Features and Characteristics

Thread Class
2a
Thread Direction
Right-hand
Thread Length
Between 1.450 inches and 1.550 inches
Fastener Length
Between 4.970 inches and 5.000 inches
Head Style
Flat fillister
Head Diameter
Between 0.458 inches and 0.469 inches
Head Height
Between 0.306 inches and 0.312 inches
Internal Drive Style
Hexagon
Thread Diameter
0.312 inches
Width Across Flats
Between 0.250 inches and 0.253 inches
Nonstandard Thread Pitch Diameter
+0.2723/+0.2764 inches
Thready Qty Per Inch (tpi)
18
Material
Steel comp 4130 or steel comp 8630
Material Specification
Astm a322 or a331 .500 diameter condition optional assn standard single material response
Surface Treatment
Zinc
Surface Treatment Specification
Astm b633 type 2 embrittlement relieve after plating assn standard single treatment response
Thread Series Designator
Unc
FSC
5305 Screws
NIIN
014494457
NSN
5305014494457

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
12933759
Cage Code:
19200
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 5305-01-449-4457
What are the manufacturers of nsn 5305014494457?
Does this nsn 5305014494457 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305014494457
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 5305014494457 contain any precious metals?
No precious metal content.
Does nsn 5305014494457 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305014494457?
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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