1/2-13UNC-2AX1-1/2 IN. LG STL ZN

View detailed technical data, stock status, and sourcing information for: 1/2-13UNC-2AX1-1/2 IN. LG STL ZN
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for part 1/2-13UNC-2AX1-1/2 IN. LG STL ZN to receive an up to date pricing and availability quote by email.

Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-318-1972

Item Name Code

18257

Assigment Date

04/14/1990 (36 years ago)

1.250 inches nominal thread length, hexagon head style, right-hand thread direction, 2a thread class, 1.440 inches minimum and 1.500 inches maximum fastener length

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: 1.250 inches nominal
Fastener Length: 1.440 inches minimum and 1.500 inches maximum
Head Style: hexagon
Head Height: 0.302 inches minimum and 0.323 inches maximum
Width Between Flats: 0.736 inches minimum and 0.750 inches maximum
Nominal Thread Diameter: 0.500 inches
Features Provided: finished head
Thread Quantity Per Inch: 13
Minimum Tensile Strength: 150000 pounds per square inch
Hardness Rating: 32.0 rockwell c minimum and 38.0 rockwell c maximum overall
Minimum Yield Strength: 130000 pounds per square inch
Material: steel overall
Material Document And Classification: sae j429 gr 8 assn std single material response overall
Surface Treatment: zinc and chromate overall
Surface Treatment Document And Classification: astm b633 ty 2 assn std single treatment response overall
Thread Series Designator: unc
Nondefinitive Spec/Std Data: 1 type and 8 grade

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
1/2-13UNC-2AX1-1/2 IN. LG STL ZN	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-318-1972?

The FSCG of the NSN 5305-01-318-1972 is 5305

Does the NSN 5305-01-318-1972 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-318-1972 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 5305-01-318-1972 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-318-1972 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 5305-01-318-1972 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Sat, Apr 14, 1990