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5305-01-511-7727

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

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5305-01-511-7727
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 (22 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.

2a thread class, undercut pan no. 2 head style, 0.312 inches nominal fastener length, 0.312 inches nominal thread 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
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 22 years ago, on Fri, Aug 15, 2003

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