NAF1175-4-5

View detailed technical data, stock status, and sourcing information for: NAF1175-4-5
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-639-7518

Item Name Code

06657

Assigment Date

01/01/1963 (63 years ago)

0.2455 inches minimum thread length, flat countersunk head style, right-hand thread direction, 0.3125 inches nominal fastener length, 2a thread class

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 2a
Thread Direction: right-hand
Thread Length: 0.2455 inches minimum
Fastener Length: 0.3125 inches nominal
Head Style: flat countersunk
Head Diameter: 0.200 inches minimum and 0.225 inches maximum
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.112 inches
Thread Quantity Per Inch: 40
Countersink Angle: 80.0 degrees minimum and 82.0 degrees maximum
Screw Material: steel comp 1010
Screw Material Document And Classification: qq-s-633 fs1010 fed spec single material response
Screw Surface Treatment: cadmium
Screw Surface Treatment Document And Classification: qq-p-416 fed spec single treatment response
Thread Series Designator: unc
Nondefinitive Spec/Std Data: iii type and 2c style and i design and ii design

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-00-156-2864	No Name Available	01/01/1963
5305-00-271-5208	No Name Available	01/01/1963

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
AN505-4R5	Machine Screw
NAF1175-4-5	Machine Screw

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5305-00-639-7518?

The FSCG of the NSN 5305-00-639-7518 is 5305

Does the NSN 5305-00-639-7518 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-639-7518 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5305-00-639-7518 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-639-7518 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 5305-00-639-7518 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963