RT253-65-277

View detailed technical data, stock status, and sourcing information for: RT253-65-277
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5331 O-Ring

National Stock Number

5331-01-014-4295

Item Name Code

47946

Assigment Date

12/23/1975 (50 years ago)

A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.

11.762 inches nominal outside diameter, 11.454 inches minimum and 11.514 inches maximum center hole diameter, 0.135 inches minimum and 0.143 inches maximum cross-sectional height, 200 maximum elongation percentage, -65.0 fahrenheit and 200.0 fahrenheit temp rating

Product Characteristics

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

Outside Diameter: 11.762 inches nominal
Temp Rating: -65.0 fahrenheit and 200.0 fahrenheit
Cross-Sectional Height: 0.135 inches minimum and 0.143 inches maximum
Center Hole Diameter: 11.454 inches minimum and 11.514 inches maximum
Elongation Percentage: 200 maximum
Material: rubber butadiene-acrylonitrile class nbr

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5330-01-124-1104	No Name Available	07/01/1983

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
10V60-141-277	O-Ring
1793-277	O-Ring
2-277 N602-70	O-Ring
457-60-277	O-Ring
60-P-31-277	O-Ring
725-70-277	O-Ring
7866-277	O-Ring
C-69-277	O-Ring
MS29513-277	O-Ring
PRP568-277-457-60	O-Ring
PX1775-277	O-Ring
RT253-65-277	O-Ring
SR-822A-60-277	O-Ring

FAQs

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

What is the FSCG of the NSN 5331-01-014-4295?

The FSCG of the NSN 5331-01-014-4295 is 5331

Does the NSN 5331-01-014-4295 have a Schedule B code assigned?

Yes, the Schedule B code is 4016930000

Does NSN 5331-01-014-4295 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 5331-01-014-4295 contain precious materials?

Item does not contain precious metal.

Does NSN 5331-01-014-4295 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 5331-01-014-4295 was assigned to the Federal Catalog?

It was assigned 50 years ago, on Tue, Dec 23, 1975