PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

N90-81605O-Ring

Grove Valve Operations · NSN 5331-00-649-9129 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-649-9129 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-649-9129. Primary manufacturer part number: N90-81605.
Features
  • O-Ring — FSC 5331
  • Outside Diameter: 0.379 INCHES NOMINAL IN
  • Center Hole Diameter: 0.234 INCHES MINIMUM AND 0.244 INCHES MAXIMUM IN
  • Cross-Sectional Height: 0.062 INCHES NOMINAL IN
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • 12 verified cross-references
  • Primary manufacturer: Grove Valve Operations
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Butadiene-Acrylonitrile Class Nbr construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-649-9129, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Grove Valve Operations. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 11 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5331-00-649-9129
Primary Part NumberN90-81605
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerGrove Valve Operations
StatusCANCELLED
Outside Diameter0.379 INCHES NOMINAL IN
Center Hole Diameter0.234 INCHES MINIMUM AND 0.244 INCHES MAXIMUM IN
Cross-Sectional Height0.062 INCHES NOMINAL IN
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
5331-00-057-2028 INTERCHANGEABLE
O-Ring
5331-00-297-5408740621 INTERCHANGEABLE
O-Ring
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5331-00-542-17242-010B318-70 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
5331-00-584-0266080-04273-007 INTERCHANGEABLE
O-Ring
Moog Inc
5331-00-820-2041 INTERCHANGEABLE
O-Ring
5331-01-006-2770010-8307 INTERCHANGEABLE
O-Ring
Parker Hannifin Corporation Div O-Ring Division
5331-01-017-4152AS568-010 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-01-070-4835PRP568-010-4200-70 INTERCHANGEABLE
O-Ring
Parco, Llc
5110-01-717-5993 INTERCHANGEABLE
Blade,scraper
Cross-Reference Index
Part NumberManufacturer
N90-81605 PRIMARY Grove Valve Operations (USA)
SOR2010-N0674-70 Steeple Incorporated (CAN)
1820-52CD70 Strohmeyer, Julie a. Dba Julie a. Strohmeyer (USA)
450330-1 L3 Technologies, Inc. Div Communication Systems-East (USA)
30037-001PC19 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
N881PC6 PRIMARY Grove Valve Operations (USA)
450330-1 Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin (USA)
AS568-010 Society of Automotive Engineers Inc (USA)
00510J PRIMARY Griswold Industries Dba Cla-Val Co (USA)
836242-7 Zf Industrieantriebe Witten Gmbh (DEU)
040-0100-00-0 Hale Products, Inc. (USA)
AS568-010 Sae International Dba Sae International (USA)
Related Parts
5331-00-057-2028INTERCHANGEABLE
O-RING
5331-00-297-5408INTERCHANGEABLE
O-RING
740621
5331-00-542-1724INTERCHANGEABLE
O-RING
2-010B318-70
5331-00-584-0266INTERCHANGEABLE
O-RING
080-04273-007
5331-00-820-2041INTERCHANGEABLE
O-RING
5331-01-006-2770INTERCHANGEABLE
O-RING
010-8307
5331-01-017-4152INTERCHANGEABLE
O-RING
AS568-010
5331-01-070-4835INTERCHANGEABLE
O-RING
PRP568-010-4200-70
5110-01-717-5993INTERCHANGEABLE
BLADE,SCRAPER

Frequently Asked Questions

What is NSN 5331-00-649-9129?

NSN 5331-00-649-9129 is a O-Ring, manufactured by Grove Valve Operations, classified under FSC 5331 (O-Ring). Status: cancelled.

What are the part numbers for NSN 5331-00-649-9129?

NSN 5331-00-649-9129 has 12 cross-referenced part numbers: N90-81605 (Grove Valve Operations), SOR2010-N0674-70 (Steeple Incorporated), 1820-52CD70 (Strohmeyer, Julie a. Dba Julie a. Strohmeyer), 450330-1 (L3 Technologies, Inc. Div Communication Systems-East), 30037-001PC19 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace) and 7 more.

What NSN replaces 5331-00-649-9129?

There are 9 known substitutes for 5331-00-649-9129: 5331-00-057-2028, 5331-00-297-5408, 5331-00-542-1724 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of N90-81605?

Key specifications for N90-81605: Outside Diameter: 0.379 INCHES NOMINAL IN; Center Hole Diameter: 0.234 INCHES MINIMUM AND 0.244 INCHES MAXIMUM IN; Cross-Sectional Height: 0.062 INCHES NOMINAL IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR. 4 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-00-649-9129 still in active supply?

NSN 5331-00-649-9129 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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