BYLB244

View detailed technical data, stock status, and sourcing information for: BYLB244
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5315 Pins, Machine Keys and Nails

National Stock Number

5315-01-531-3637

Item Name Code

02390

Assigment Date

07/06/2005 (21 years ago)

A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use shim. For items fabricated from ceramic or electrically rated materials by specification or industry standards use insulator (1), washer. Excludes:disk, valve, graphite impregnated and lubricated items.

0.050 inches minimum and 0.055 inches maximum first hole diameter, chamfered second end style, square first end style, 0.050 inches minimum and 0.055 inches maximum second hole diameter, both end drilled hole arrangement style

Product Characteristics

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

First End Style: square
Second End Style: chamfered
Hole Arrangement Style: both end drilled
First Hole Diameter: 0.050 inches minimum and 0.055 inches maximum
Second Hole Diameter: 0.050 inches minimum and 0.055 inches maximum
Distance From Centerline Of Hole To End Of Pin: 0.052 inches minimum and 0.072 inches maximum
Center To Center Distance Between Holes: 0.375 inches nominal
Pin Overall Diameter: 0.0920 inches minimum and 0.0930 inches maximum
End Item Identification: c-130
Second End Taper Length: 0.031 inches nominal
Second End Relationship With First End: not identical
Second End Taper Angle: 45.0 degrees nominal
Part Name Assigned By Controlling Agency: pin,straight,headless
Material: steel comp 303 overall
Material Document And Classification: qq-s-763, cond a fed spec single material response overall
Surface Treatment: passivate overall

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
BYLB244	Headless Straight Pin

FAQs

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

What is the FSCG of the NSN 5315-01-531-3637?

The FSCG of the NSN 5315-01-531-3637 is 5315

Does the NSN 5315-01-531-3637 have a Schedule B code assigned?

Yes, the Schedule B code is 7319409000

Does NSN 5315-01-531-3637 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 5315-01-531-3637 contain precious materials?

Item does not contain precious metal.

Does NSN 5315-01-531-3637 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 5315-01-531-3637 was assigned to the Federal Catalog?

It was assigned 21 years ago, on Wed, Jul 6, 2005