A7487PT1

View detailed technical data, stock status, and sourcing information for: A7487PT1
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-209-2707

Item Name Code

01852

Assigment Date

01/01/1963 (63 years ago)

A washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes:washer, concave, retainer, packing, and thrust type washers. See also spacer, sleeve; and spacer, stepped.

3a thread class, knurled no. 1 head style, 0.336 inches minimum and 0.414 inches maximum thread length, right-hand thread direction, 1.141 inches minimum and 1.172 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: 3a
Thread Direction: right-hand
Thread Length: 0.336 inches minimum and 0.414 inches maximum
Fastener Length: 1.141 inches minimum and 1.172 inches maximum
Head Style: knurled no. 1
Head Diameter: 0.609 inches minimum and 0.641 inches maximum
Head Height: 0.242 inches minimum and 0.258 inches maximum
First Diameter From Head: 0.151 inches minimum and 0.161 inches maximum
Distance From Largest Bearing Surface Of Head To End Of First Diameter: 0.766 inches minimum and 0.797 inches maximum
Internal Drive Style: slot
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 20
Externally Relieved Body Diameter Quantity: 1
Material: copper alloy overall
Surface Treatment: nickel overall
Thread Series Designator: unc

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
A7487PT1	Externally Relieved Body Screw
GA7487-1	Externally Relieved Body Screw

FAQs

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

What is the FSCG of the NSN 5305-00-209-2707?

The FSCG of the NSN 5305-00-209-2707 is 5305

Does the NSN 5305-00-209-2707 have a Schedule B code assigned?

Yes, the Schedule B code is 7415338550

Does NSN 5305-00-209-2707 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 5305-00-209-2707 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-209-2707 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 5305-00-209-2707 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963