Socket Head Cap Screw NSN 5305-01-081-2388

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: 5305-01-081-2388

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Features and Characteristics

Thread Class

Thread Direction

Right-hand

Thread Length

0.552 inches

Fastener Length

0.750 inches

Head Style

Flat countersunk

Head Diameter

0.656 inches

Locking Feature

Patch threads

Internal Drive Style

Hexagon

Thread Diameter

0.312 inches

Width Across Flats

0.188 inches

Thready Qty Per Inch (tpi)

Hardness Rating

36.0 rockwell c and 45.0 rockwell c

Countersink Angle

82.0 degrees

Special Features

Critical item hydrogen embrittlement relief required

Material

Steel

Material Specification

66 federal standard single material response

Surface Treatment

Zinc

Surface Treatment Specification

Qq-z-325, type 2, cl 3 federal specification single treatment response

Thread Series Designator

Unc

FSC

5305 Screws

NIIN

010812388

NSN

5305010812388

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

3176209-C-096

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 5305-01-081-2388

What are the manufacturers of nsn 5305010812388?

Navair And Navsea Managed (10001)

Does this nsn 5305010812388 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 5305010812388
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 5305010812388 contain any precious metals?
Precious metal content is unknown.

Does nsn 5305010812388 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 5305010812388?
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