5305-01-511-7727

Find complete technical information, availability, and procurement data for: 5305-01-511-7727
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-511-7727

Item Name Code

06657

Assigment Date

08/15/2003 (23 years ago)

A circular shaped item with an aperture manufactured to predetermined dimensions and designed for use as a seal in stuffing boxes, packing nuts, and the like. It may be (1) any nonmetallic molded or formed ring (except solid (without joint) rings having a square or rectangular cross section); or (2) any shredded metal or metal foil type metallic or semimetallic rings. Excludes:felt items but includes multimaterial items in which one of the materials is felt. For solid (without joints) nonmetallic items with a square or rectangular cross section, see washer (as modified) and gasket. For rubber items specifically designed for weather-proofing doors, windows, chests, and the like see seal, nonmetallic angle; seal, nonmetallic channel; and seal, nonmetallic, special shaped section. For circular (with aperature) nonmetallic items with a solid round cross-section see o-ring. Excludes:cup, compression; gasket; washer (as modified); and felt, mechanical, preformed.

0.312 inches nominal fastener length, right-hand thread direction, 0.312 inches nominal thread length, undercut pan no. 2 head style, 2a thread class

Product Characteristics

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

Thread Class: 2a
Thread Direction: right-hand
Thread Length: 0.312 inches nominal
Fastener Length: 0.312 inches nominal
Head Style: undercut pan no. 2
Head Diameter: 0.2050 inches minimum and 0.2190 inches maximum
Head Height: 0.0700 inches minimum and 0.0800 inches maximum
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.112 inches
Thread Quantity Per Inch: 40
Screw Material: steel corrosion resisting
Screw Material Document And Classification: ff-s-92 fed spec single material response
Screw Surface Treatment: passivate
Special Features: material is steel 300 series
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
MS51957-14S316	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-511-7727?

The FSCG of the NSN 5305-01-511-7727 is 5305

Does the NSN 5305-01-511-7727 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-511-7727 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 5305-01-511-7727 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-511-7727 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 5305-01-511-7727 was assigned to the Federal Catalog?

It was assigned 23 years ago, on Fri, Aug 15, 2003