B18231B08012N

View detailed technical data, stock status, and sourcing information for: B18231B08012N
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-418-1736

Item Name Code

18257

Assigment Date

08/22/1995 (31 years ago)

Two or more individual fixed, variable, thermal, or adjustable resistors on a common mounting or mounted on each other. The resistors must be separable and each must be capable of functioning in accordance with its applicable item name. For variable resistors mounted in tandem with a common or dual concentric shaft, see resistor, variable (as modified) and attenuator, variable. For inseparable resistors permanently cased, sealed or potted together to form a multisection unit, see resistor assortment; resistor set, matched; and items which have wire leads temporarily twisted together, or are otherwise physically attached solely for convenience in handling or shipping.

right-hand thread direction, 5.10 millimeters minimum and 5.50 millimeters maximum head height, 12.0 millimeters nominal fastener length, 10.1 millimeters minimum thread length, hexagon head style

Product Characteristics

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

Thread Direction: right-hand
Thread Length: 10.1 millimeters minimum
Fastener Length: 12.0 millimeters nominal
Head Style: hexagon
Head Height: 5.10 millimeters minimum and 5.50 millimeters maximum
Width Between Flats: 12.73 millimeters minimum and 13.00 millimeters maximum
Nominal Thread Diameter: 8.0 millimeters
Thread Pitch In Millimeters: 1.25
External Thread Tolerance Class: 6g
Material: steel property class 10.9 overall
Surface Treatment: zinc overall
Surface Treatment Document And Classification: qq-z-325 ty2, cl3 fed spec single treatment response overall
Thread Series Designator: m

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
12485434-090	Hexagon Head Cap Screw
B18231B08012N	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-418-1736?

The FSCG of the NSN 5305-01-418-1736 is 5305

Does the NSN 5305-01-418-1736 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-418-1736 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 5305-01-418-1736 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-418-1736 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 5305-01-418-1736 was assigned to the Federal Catalog?

It was assigned 31 years ago, on Tue, Aug 22, 1995