A51M20551-17

View detailed technical data, stock status, and sourcing information for: A51M20551-17
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5315 Pins, Machine Keys and Nails

National Stock Number

5315-00-003-3921

Item Name Code

02384

Assigment Date

05/24/1972 (54 years ago)

A headed, cylindrically-shaped item having a solid shank for fitting into corresponding holes, used for aligning or fastening. It may have welding projections. It also may contain holes drilled perpendicular to axial centerline. Excludes:pin, eccentric.

pan no. 2 (r1 not required in item description) head style, 0.123 inches minimum and 0.124 inches maximum diameter, 0.414 inches nominal under head length, one end drilled hole arrangement style, 0.042 inches minimum and 0.047 inches maximum first hole diameter

Product Characteristics

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

Head Style: pan no. 2 (r1 not required in item description)
Diameter: 0.123 inches minimum and 0.124 inches maximum
Under Head Length: 0.414 inches nominal
Hole Arrangement Style: one end drilled
First Hole Diameter: 0.042 inches minimum and 0.047 inches maximum
Distance From Centerline Of Hole To End Of Pin: 0.074 inches nominal
Hardness Rating: 38.0 rockwell c minimum and 45.0 rockwell c maximum overall
Pin Head Diameter: 0.188 inches nominal
Surface Finish: 32.0 microinches outside diameter
Height: 0.047 inches nominal
Material: steel comp 630 overall
Material Document And Classification: ams 5643 fscm 81343 mfr ref single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: mil-s-5002 mil spec single treatment response overall
Style Designator: straight
Test Data Document: "81349-mil-i-6868 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.)."

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
A51M20551-17	Headed Straight Pin

FAQs

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

What is the FSCG of the NSN 5315-00-003-3921?

The FSCG of the NSN 5315-00-003-3921 is 5315

Does the NSN 5315-00-003-3921 have a Schedule B code assigned?

Yes, the Schedule B code is 7319409000

Does NSN 5315-00-003-3921 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 5315-00-003-3921 contain precious materials?

Precious metal content is unknown

Does NSN 5315-00-003-3921 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 5315-00-003-3921 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Wed, May 24, 1972