PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10375808O-Ring

Nimikkeistokeskus Ncb Finland · NSN 5331-00-684-5098 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-684-5098 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-684-5098. Primary manufacturer part number: 10375808.
Features
  • O-Ring — FSC 5331
  • Material: RUBBER SILICONE CLASS Q
  • Center Hole Diameter: 1.333 INCHES MINIMUM AND 1.343 INCHES MAXIMUM IN
  • Cross-Sectional Height: 0.089 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN
  • Temp Rating: -103.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
  • Outside Diameter: 1.504 INCHES MINIMUM AND 1.540 INCHES MAXIMUM IN
  • Hardness Rating: 50.0 SHORE DUROMETER A NOMINAL
  • 22 verified cross-references
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Silicone Class Q construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-684-5098, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Nimikkeistokeskus Ncb Finland. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 22 commercial cross-references from 17 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5331-00-684-5098
Primary Part Number10375808
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerNimikkeistokeskus Ncb Finland
StatusCANCELLED
MaterialRUBBER SILICONE CLASS Q
Center Hole Diameter1.333 INCHES MINIMUM AND 1.343 INCHES MAXIMUM IN
Cross-Sectional Height0.089 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN
Temp Rating-103.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
Outside Diameter1.504 INCHES MINIMUM AND 1.540 INCHES MAXIMUM IN
Hardness Rating50.0 SHORE DUROMETER A NOMINAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4820-00-036-1747012-500-0007 INTERCHANGEABLE
Seat,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
6110-00-110-5380M5-148A INTERCHANGEABLE
Regulator,voltage
Transpo Electronics Inc
3020-00-353-92684494-2 INTERCHANGEABLE
Gear,spur
Diesel Parts Co of California
9540-00-542-2733 INTERCHANGEABLE
Angle,structural
5331-00-599-2127891495 INTERCHANGEABLE
O-Ring
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5331-00-599-2831 INTERCHANGEABLE
O-Ring
3120-00-600-66495157-5 INTERCHANGEABLE
Bushing,sleeve
Goodrich Aerospace Canada Ltd
1650-00-658-80565157 INTERCHANGEABLE
Parts Kit,valve
Hydro-Aire Aerospace Corp
5360-00-663-984916-625-17 INTERCHANGEABLE
Spring,helical,compression
Automatic Switch Company Dba Asco
3820-00-783-73115157 INTERCHANGEABLE
Crusher,jaw
Eagle Crusher Co Inc Dba Stedman Machine Co
Cross-Reference Index
Part NumberManufacturer
10375808 Nimikkeistokeskus Ncb Finland (FIN)
5331PL0841416 Jednolity Indeks Materialowy - Uniform Material Index (POL)
5-157 Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division (USA)
590-800-005 Elettronica Spa (ITA)
EC0SV13 Maryed International Inc Dba Buzzoff Outdoor Wear (USA)
5331PL1985914 Jednolity Indeks Materialowy - Uniform Material Index (POL)
AA55549-13 Goldinger, Bernard Dba Conair Aviation Associates (USA)
A-A-55549 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
MS90064-13 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
AA55549-13 Proponent, Inc. Dba Proponent (USA)
MS90064-5 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
5-157 S899-50 Parker Hannifin Gmbh O-Ring Division (DEU)
EC0SV13 National Starch and Chemical Co Emerson and Cuming Specialty Polymers Div (USA)
AA55549-13 Parco, Llc (USA)
S0899 5-157 Parker-Hannifin Corp Div O-Ring Division (USA)
AA55549-13 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
5-157 S899-50 Parker-Hannifin Corp Div O-Ring Division (USA)
5-157-77-545 Parker Hannifin Corporation Div Aerospace Group Headquarters (USA)
5M.3882.220.10 Hensoldt Sensors Gmbh Div Seps (DEU)
NE240A5 Thales Nederland (NLD)
Related Parts
4820-00-036-1747INTERCHANGEABLE
SEAT,VALVE
012-500-0007
6110-00-110-5380INTERCHANGEABLE
REGULATOR,VOLTAGE
M5-148A
3020-00-353-9268INTERCHANGEABLE
GEAR,SPUR
4494-2
9540-00-542-2733INTERCHANGEABLE
ANGLE,STRUCTURAL
5331-00-599-2127INTERCHANGEABLE
O-RING
891495
5331-00-599-2831INTERCHANGEABLE
O-RING
3120-00-600-6649INTERCHANGEABLE
BUSHING,SLEEVE
5157-5
1650-00-658-8056INTERCHANGEABLE
PARTS KIT,VALVE
5157
5360-00-663-9849INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
16-625-17
3820-00-783-7311INTERCHANGEABLE
CRUSHER,JAW
5157
5331-00-806-3197INTERCHANGEABLE
O-RING
5331-00-809-3816INTERCHANGEABLE
O-RING

Frequently Asked Questions

What is NSN 5331-00-684-5098?

NSN 5331-00-684-5098 is a O-Ring, manufactured by Nimikkeistokeskus Ncb Finland, classified under FSC 5331 (O-Ring). Status: cancelled.

What are the part numbers for NSN 5331-00-684-5098?

NSN 5331-00-684-5098 has 22 cross-referenced part numbers: 10375808 (Nimikkeistokeskus Ncb Finland), 5331PL0841416 (Jednolity Indeks Materialowy - Uniform Material Index), 5-157 (Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division), 590-800-005 (Elettronica Spa), EC0SV13 (Maryed International Inc Dba Buzzoff Outdoor Wear) and 17 more.

What NSN replaces 5331-00-684-5098?

There are 12 known substitutes for 5331-00-684-5098: 4820-00-036-1747, 6110-00-110-5380, 3020-00-353-9268 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10375808?

Key specifications for 10375808: Material: RUBBER SILICONE CLASS Q; Center Hole Diameter: 1.333 INCHES MINIMUM AND 1.343 INCHES MAXIMUM IN; Cross-Sectional Height: 0.089 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN; Temp Rating: -103.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-00-684-5098 still in active supply?

NSN 5331-00-684-5098 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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