Socket Head Cap Screw NSN 5305-01-256-6813

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: 5305-01-256-6813

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Features and Characteristics

Thread Class

Thread Direction

Right-hand

Thread Length

Between 0.407 inches and 0.500 inches

Fastener Length

Between 0.469 inches and 0.500 inches

Head Style

Pan

Head Diameter

Between 0.306 inches and 0.322 inches

Head Height

Between 0.105 inches and 0.115 inches

Locking Feature

Patch threads

Internal Drive Style

Cross recess type 1

Thread Diameter

0.164 inches

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

80000 pounds per square inch

Material

Steel comp 302 or steel comp 303 or steel comp 304 or steel comp 305

Material Specification

66 federal standard all material responses

Surface Treatment

Passivate

Surface Treatment Specification

Qq-p-35 federal specification single treatment response

Thread Series Designator

Unc

FSC

5305 Screws

NIIN

012566813

NSN

5305012566813

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

NPS51957-45

Cage Code:

96214

Status:

MSDS:

Part Number:

LP51957-45

Cage Code:

03038

Status:

MSDS:

Part Number:

53118-45

Cage Code:

26233

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 5305-01-256-6813

What are the manufacturers of nsn 5305012566813?

Does this nsn 5305012566813 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 5305012566813
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 5305012566813 contain any precious metals?
No precious metal content.

Does nsn 5305012566813 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 5305012566813?
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
Quality Fast Service