Socket Head Cap Screw NSN 5305-01-273-6244

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: 5305-01-273-6244

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Features and Characteristics

Thread Class

Thread Direction

Right-hand

Thread Length

Between 0.387 inches and 0.500 inches

Fastener Length

Between 0.470 inches and 0.500 inches

Head Style

Flat chamfer

Head Diameter

Between 0.457 inches and 0.469 inches

Head Height

Between 0.306 inches and 0.312 inches

Locking Feature

Patch threads

Internal Drive Style

Hexagon

Thread Diameter

0.312 inches

Width Across Flats

0.250 inches

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

170000 pounds per square inch

Hardness Rating

38.0 rockwell c fastener and 45.0 rockwell c fastener

Minimum Yield Strength

150000 pounds per square inch

Material

Steel fastener

Surface Treatment

Zinc fastener and chromate fastener

Surface Treatment Specification

Astm b633 assn standard single treatment response fastener

Thread Series Designator

Unf

FSC

5305 Screws

NIIN

012736244

NSN

5305012736244

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

3176207-C-137

Cage Code:

10001

Status:

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 5305-01-273-6244

What are the manufacturers of nsn 5305012736244?

Navair And Navsea Managed (10001)

Does this nsn 5305012736244 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 5305012736244
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 5305012736244 contain any precious metals?
No precious metal content.

Does nsn 5305012736244 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 5305012736244?
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:

Cond. Code:

Status:

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

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