Socket Head Cap Screw NSN 5305-01-342-4940

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: 5305-01-342-4940

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Features and Characteristics

Thread Class

Thread Direction

Right-hand

Thread Length

1.375 inches

Fastener Length

Between 2.460 inches and 2.500 inches

Head Style

Flat chamfer

Head Diameter

Between 0.642 inches and 0.656 inches

Head Height

Between 0.430 inches and 0.437 inches

Hole Diameter

Between 0.061 inches and 0.067 inches

Internal Drive Style

Hexagon

Thread Diameter

0.438 inches

Width Across Flats

Between 0.375 inches and 0.379 inches

Hole Quantity

Hole Type

Drilled

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

160000 pounds per square inch

Hole Configuration Style

Round internal hexagon

Material

Iron alloy 660

Material Specification

Ams 5731 assn standard single material response or ams 5737 assn standard single material response

Precious Material And Location

silver

Precious Material

Silver

Surface Treatment

Silver

Thread Series Designator

Unrf

Specification Data

80205-nas1351 professional/industrial association standard

FSC

5305 Screws

NIIN

013424940

NSN

5305013424940

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

NAS1351N7H40S

Cage Code:

80205

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 5305-01-342-4940

What are the manufacturers of nsn 5305013424940?

National Aerospace Standards (80205)

Does this nsn 5305013424940 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 5305013424940
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 5305013424940 contain any precious metals?
Item contains silver.

Does nsn 5305013424940 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 5305013424940?
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:

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On Time Delivery
Certificate of Conformance
Quality Inspected Parts
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