SIZE335

View detailed technical data, stock status, and sourcing information for: SIZE335
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5331 O-Ring

National Stock Number

5331-00-211-7285

Item Name Code

47946

Assigment Date

04/22/1973 (53 years ago)

An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. Excludes:bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.

2.750 inches nominal center hole diameter, plastic polytetrafluoroethylene material, as differentiated by material which must conform to ships parts control center special quality control provisions reference number differentiating characteristics, 0.188 inches nominal cross-sectional height

Product Characteristics

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

Cross-Sectional Height: 0.188 inches nominal
Center Hole Diameter: 2.750 inches nominal
Material: plastic polytetrafluoroethylene
Reference Number Differentiating Characteristics: as differentiated by material which must conform to ships parts control center special quality control provisions

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
SIZE335	O-Ring
TEFLON-SIZE335	O-Ring

FAQs

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

What is the FSCG of the NSN 5331-00-211-7285?

The FSCG of the NSN 5331-00-211-7285 is 5331

Does the NSN 5331-00-211-7285 have a Schedule B code assigned?

Yes, the Schedule B code is 3926904500

Does NSN 5331-00-211-7285 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 5331-00-211-7285 contain precious materials?

Item does not contain precious metal.

Does NSN 5331-00-211-7285 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 5331-00-211-7285 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Sun, Apr 22, 1973