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O-ring NSN 5331-00-542-1981

Item Description

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.

NSN 5331-00-542-1981 NSN: 5331-00-542-1981

  Stock Availability

NSN 5331005421981 availability
(as of 08/24/2022).

  • NE: 4
  • NS: 46

Note: Availability of this item may have changed since it was last checked. Request a quote for an updated price and availability quote.

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Features and Characteristics

Outside Diameter
Between 10.699 inches and 10.825 inches
Cross-sectional Height
Between 0.135 inches and 0.143 inches
Center Hole Diameter
Between 10.454 inches and 10.514 inches
Hardness Rating
65.0 shore durometer a
Material
Rubber butadiene-acrylonitrile class nbr
FSC
5331 O-ring
NIIN
005421981
NSN
5331005421981

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
AMS 7271H
Cage Code:
81343
Status:
A
MSDS:
Part Number:
2-275 N506-65
Cage Code:
C0308
Status:
A
MSDS:
Part Number:
MS9021-275ES
Cage Code:
H2313
Status:
A
MSDS:
Part Number:
PRP568-275-4024-65
Cage Code:
77308
Status:
A
MSDS:
Part Number:
AS3578-275
Cage Code:
81343
Status:
A
MSDS:
Part Number:
MS9021-275
Cage Code:
96906
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 4016930000
  • NAICS: 339991
  • SITC: 62999
  • Description: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
  • End Use (Code 12750):
    Industrial rubber products

Q & A

Frequently asked questions for NSN 5331-00-542-1981
What are the manufacturers of nsn 5331005421981?
Does this nsn 5331005421981 have a shelf life?
Yes. 180 mo. after cure date.
What is the formal definition of nsn 5331005421981
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.
Does nsn 5331005421981 contain any precious metals?
Precious metal content is unknown.
Does nsn 5331005421981 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5331005421981?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
47946
FIIG:
A510X0
App. Key:
Cond. Code:
1
Status:
A

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