Aerospace Hardware Store

Aerospace

Hardware

SP901B23 O-Ring

5331-00-579-7921

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

MRP22420
5325-01-579-8743
Fastener Parts Kit
MRP22421
5340-01-579-6773
Pawl Fastener
MRP22422
5340-01-579-6786
Pawl Fastener
MRP22426
4710-01-585-0686
Metallic Bent Tube
MRP22432
5325-01-582-3953
Fastener Parts Kit
MRP22441
5340-01-582-3989
Utility Access Door
MRP22445
5340-01-580-0861
Dust and Moisture Seal Boot
MRP22446
5340-01-581-4379
Corner Brace

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
Part Number
SP901B23
(NSN) National Stock Number
5331-00-579-7921
(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
01/01/1963 (63 years ago)

-65.0 fahrenheit and 275.0 fahrenheit temp rating, 4.637 inches nominal outside diameter, 160 maximum elongation percentage, 0.135 inches minimum and 0.143 inches maximum cross-sectional height, 4.344 inches minimum and 4.374 inches maximum center hole diameter

Specs & Compatibility

Outside Diameter

4.637 inches nominal

Temp Rating

-65.0 fahrenheit and 275.0 fahrenheit

Cross-Sectional Height

0.135 inches minimum and 0.143 inches maximum

Center Hole Diameter

4.344 inches minimum and 4.374 inches maximum

Elongation Percentage

160 maximum

Material

rubber butadiene-acrylonitrile class nbr

Replacement For

Part Number Description
5330-00-326-4361 No Name Available 03/01/1988
5330-01-049-0033 No Name Available 03/01/1987

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

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 5331-00-579-7921?
The FSCG of the NSN 5331-00-579-7921 is 5331
Does the NSN 5331-00-579-7921 have a Schedule B code assigned?
Yes, the Schedule B code is 4016930000
Does NSN 5331-00-579-7921 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 5331-00-579-7921 contain precious materials?
Item does not contain precious metal.
Does NSN 5331-00-579-7921 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 5331-00-579-7921 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963