Aerospace Hardware Store

Aerospace

Hardware

5331-00-556-7877

O-Ring

Specifications, compliance details, and sourcing options for this NSN. Request a quote to confirm availability, pricing, and lead time.

Request for Quote

Send us a request for quote using the form below. Our team will promptly provide you with the latest pricing and availability details.

AS9120 ISO9001 Aviation Suppliers Association Global Shipping

Featured Parts

8384035
5365-01-631-7476
Ring Spacer
838403D
4720-00-489-8247
Nonmetallic Hose Assembly
838403H
4720-00-489-8248
Nonmetallic Hose Assembly
838403HH
4720-00-489-8249
Nonmetallic Hose Assembly
8384047
5306-00-629-1442
Machine Bolt
8384052
5360-00-629-1299
Compression Helical Spring
8384055
5360-00-205-4655
Extension Helical Spring
8384067
4810-01-654-5333
Directional Control Linear Valve

Need Assistance?

Our catalog is extensive, but we understand that sometimes specific needs might not be immediately available. If you could not find the exact products you were searching for, we are here to help!

Contact us directly, and our team will assist you in finding the perfect solution for your requirements.

Contact Us

Certified Supplier

Order with confidence. We are a valued certified supplier serving customers in the military and aerospace industries.

  • Genuine Manufacturers Parts
  • 100% Product Inspection
  • 7 Year Sales Record Retention
  • Fast On-Time Delivery
  • HAZMAT Certified
  • Global Shipping

Official Item Classification

Name
O-Ring
(NSN) National Stock Number
5331-00-556-7877
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5331 O-Ring
(INC) Item Name Code
47946
(FIIG) Federal Item Identification Guide
A510X0
Date
11/08/1974 (51 years ago)

2.415 inches minimum and 2.435 inches maximum center hole diameter, 2.605 inches minimum and 2.657 inches maximum outside diameter, -30.0 fahrenheit and 250.0 fahrenheit temp rating, 0.125 inches minimum and 0.135 inches maximum cross-sectional height, 331 maximum elongation percentage

Specs & Compatibility

Outside Diameter

2.605 inches minimum and 2.657 inches maximum

Temp Rating

-30.0 fahrenheit and 250.0 fahrenheit

Cross-Sectional Height

0.125 inches minimum and 0.135 inches maximum

Center Hole Diameter

2.415 inches minimum and 2.435 inches maximum

Elongation Percentage

331 maximum

Hardness Rating

70.0 shore durometer a nominal

Material

rubber silicone class q

Regulatory Compliance

Precious Metals Indicator
U

Precious metal content is unknown

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0047946

Related Hardware Products

Frequently Asked Questions

What is the FSCG of the NSN 5331-00-556-7877?
The FSCG of the NSN 5331-00-556-7877 is 5331
Does the NSN 5331-00-556-7877 have a Schedule B code assigned?
Yes, the Schedule B code is 4016930000
Does NSN 5331-00-556-7877 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 5331-00-556-7877 contain precious materials?
Precious metal content is unknown
Does NSN 5331-00-556-7877 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 5331-00-556-7877 was assigned to the Federal Catalog?
It was assigned 51 years ago, on Fri, Nov 8, 1974