A51M20573-11

View detailed technical data, stock status, and sourcing information for: A51M20573-11
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-006-0510

Item Name Code

06672

Assigment Date

06/19/1972 (54 years ago)

An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.

headless (setscrew) head style, 1.188 inches maximum thread length, 3a thread class, 1.188 inches nominal fastener length, right-hand thread direction

Product Characteristics

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

Thread Class: 3a
Thread Direction: right-hand
Thread Length: 1.188 inches maximum
Fastener Length: 1.188 inches nominal
Head Style: headless (setscrew)
Point Style: flat
Internal Drive Style: slot
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 28
Hardness Rating: 38.0 rockwell c minimum and 45.0 rockwell c maximum overall
Special Features: keyway along the longitudinal axis 1.188 in. lg,0.062 in. min,0.067 in. max w,0.049 in. min,0.054 in. max deep
Material: steel comp 630 overall
Material Document And Classification: ams 5643 assn std single material response overall
Surface Treatment: passivate overall
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.)."
Thread Series Designator: unjf

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
A51M20573-11	Setscrew

FAQs

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

What is the FSCG of the NSN 5305-00-006-0510?

The FSCG of the NSN 5305-00-006-0510 is 5305

Does the NSN 5305-00-006-0510 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-006-0510 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 5305-00-006-0510 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-006-0510 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 5305-00-006-0510 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Mon, Jun 19, 1972