Thumbscrew NSN 5305-01-216-3995

Item Description

An externally threaded fastener whose threaded portion is of one nominal diameter. It may have an unthreaded portion with a diameter less than, equal to, or greater than the diameter of the threaded portion. It has either a vertically flattened, circular knurled, or wing type head, all of which are designed for rotation by the thumb and fingers. For items having wrenching facilities such as socket recess, multiple spline or slot heads, use screw (as modified) or bolt (as modified).

NSN: 5305-01-216-3995

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Features and Characteristics

Thread Class

Thread Direction

Right-hand

Thread Length

Between 0.530 inches and 0.630 inches

Fastener Length

1.000 inches

Head Style

Double chamfer

Head Diameter

0.500 inches

Head Height

0.250 inches

Shoulder Diameter

0.375 inches first shoulder

Shoulder Length

0.370 inches first shoulder

Point Style

Flat

Thread Diameter

0.250 inches

Thready Qty Per Inch (tpi)

Shoulder Shape

Round first shoulder

Special Features

Medium straight knurl on head; 0.062 in. Groove in shoulder, 0.125 in. Distance from end adjointing the threads; 0.112-40unc-2b threaded hole by 0.250 in. Deep in center of head

Material

Steel comp 316

Material Specification

Mil-s-5059, cond a military specification single material response or qq-s-763, cond a federal specification single material response

Surface Treatment

Passivate

Surface Treatment Specification

Qq-p-35, type 1, type 2, type 3, type 6 federal specification single treatment response

Thread Series Designator

Unc

FSC

5305 Screws

NIIN

012163995

NSN

5305012163995

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

810AS2298

Cage Code:

98752

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 5305-01-216-3995

What are the manufacturers of nsn 5305012163995?

Warner Robins Air Logistics Center (98752)
Naval Air Systems Command (30003)

Does this nsn 5305012163995 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 5305012163995
An externally threaded fastener whose threaded portion is of one nominal diameter. it may have an unthreaded portion with a diameter less than, equal to, or greater than the diameter of the threaded portion. it has either a vertically flattened, circular knurled, or wing type head, all of which are designed for rotation by the thumb and fingers. for items having wrenching facilities such as socket recess, multiple spline or slot heads, use screw (as modified) or bolt (as modified).

Does nsn 5305012163995 contain any precious metals?
No precious metal content.

Does nsn 5305012163995 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 5305012163995?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)

INC

FIIG

App. Key

Cond. Code

Status

INC:

06673

FIIG:

A003B0

App. Key:

Cond. Code:

Status:

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On Time Delivery
Certificate of Conformance
Quality Inspected Parts
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