Socket Head Cap Screw NSN 5305-01-285-0525

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: 5305-01-285-0525

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Features and Characteristics

Thread Class

Thread Direction

Right-hand

Thread Length

1.750 inches

Fastener Length

Between 2.156 inches and 2.250 inches

Head Style

Flat countersunk

Head Diameter

Between 0.308 inches and 0.332 inches

Locking Feature

Pellet threads

Internal Drive Style

Slot

Thread Diameter

0.164 inches

Thready Qty Per Inch (tpi)

Countersink Angle

Between 80.0 degrees and 82.0 degrees

Part Name Assigned By Controlling Agency

Navy special project

Color

Black fastener

Material

Steel comp 302 fastener or steel comp 303 fastener or steel comp 303se fastener or steel comp 304 fastener or steel comp 304l fastener

Material Specification

Qq-s-763 federal specification 1st material response fastener or astm a582 assn standard 2nd material response fastener or astm a582 assn standard 3rd material response fastener or qq-763 federal specification 4th material response fastener or qq-s-763 federal specification 5th material response fastener

Surface Treatment

Oxide fastener

Surface Treatment Specification

Mil-c-13924 cl2 military specification single treatment response fastener

Thread Series Designator

Unc

Nondefinitive Specification/std Data

1 type and 2 style

FSC

5305 Screws

NIIN

012850525

NSN

5305012850525

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

NK505CR8-36B0

Cage Code:

26233

Status:

MSDS:

Part Number:

2076323-41

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 5305-01-285-0525

What are the manufacturers of nsn 5305012850525?

Nylok Corporation (26233)
Navair And Navsea Managed (10001)

Does this nsn 5305012850525 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 5305012850525
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 5305012850525 contain any precious metals?
No precious metal content.

Does nsn 5305012850525 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 5305012850525?
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