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5331-01-007-4903

O-Ring

Find complete technical information, availability, and procurement data for NSN 5331-01-007-4903 All details are based on official government and industry records to support accurate and compliant procurement.

5331-01-007-4903
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5331 O-Ring
National Stock Number
5331-01-007-4903
Item Name Code
47946
Assigment Date
08/05/1975 (51 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.

0.135 inches minimum and 0.143 inches maximum cross-sectional height, 5.637 inches nominal outside diameter, 70.0 shore durometer a nominal hardness rating, 125 maximum elongation percentage, 5.324 inches minimum and 5.394 inches maximum center hole diameter

Characteristics

Below are the official specifications and performance details for this part, including technical data, material composition, and compliance information.

Outside Diameter
5.637 inches nominal
Cross-Sectional Height
0.135 inches minimum and 0.143 inches maximum
Center Hole Diameter
5.324 inches minimum and 5.394 inches maximum
Elongation Percentage
125 maximum
Hardness Rating
70.0 shore durometer a nominal
Material
rubber fluorosilicone class fq

Replaces National Stock Numbers

Below is a list of NSNs that have been officially replaced by the NSN 5331-01-007-4903

NSN Name Date
5330-00-411-0717 No Name Available 02/01/1984

Related Parts & Specifications

This NSN includes a range of related parts designed for specific operational needs. Review each item below to find in-depth specifications, functional details, and guidance for correct application and replacement.

Part Number Name
M25988/1-253 O-Ring

Classification Data

Detailed NSN information including identification codes, classification data, and key indicators used for cataloging, logistics, and supply management.

Type of Item Identification
1 - Full descriptive item identification
Demilitarization
A - 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.
Criticality
F - The item is an aviation critical safety item/flight safety critical aircraft part (acsi/fscap).
Federal Item Identification Guide
A510X0
Precious Metals Indicator
U - Precious metal content is unknown
Pseudo Item Name Code
0047946
Hazardous Material Indicator
N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
Schedule B Code
4016930000

Freight Information

Comprehensive freight classifications, shipping codes, and handling specifications for domestic and international transport compliance.

Major Organizational Entity
KZ
National Motor Freight Classification Item Number
194120
National Motor Freight Classification Sub-Item Number
Z
Uniform Freight Classification Item Number
95100
National Motor Freight Class Rating
W - Rating variable
Water Commodity
713 - Metal hardware
Type of Cargo
Z - No special type of cargo code applicable
Special Hand
9 - Other or no special handling required (sh)
Air Dimension
A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
Air Commodity
BZ -
National Motor Freight Description
washers/gaskets/pckg dvcs noi

FAQs

Get insights on installation procedures, operating conditions, care instructions, industry regulations, and common issues. FAQs below provide key information for 5331-01-007-4903

What is the FSCG of the NSN 5331-01-007-4903?
The FSCG of the NSN 5331-01-007-4903 is 5331
Does the NSN 5331-01-007-4903 have a Schedule B code assigned?
Yes, the Schedule B code is 4016930000
Does NSN 5331-01-007-4903 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 5331-01-007-4903 contain precious materials?
Precious metal content is unknown
Does NSN 5331-01-007-4903 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 5331-01-007-4903 was assigned to the Federal Catalog?
It was assigned 51 years ago, on Tue, Aug 5, 1975

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