PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS3578-906O-Ring

Sae International Dba Sae International · NSN 5331-00-582-7475 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-582-7475 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-582-7475. Primary manufacturer part number: AS3578-906.
Features
  • O-Ring — FSC 5331
  • Center Hole Diameter: 0.463 INCHES MINIMUM AND 0.473 INCHES MAXIMUM IN
  • Elongation Percentage: 200 MAXIMUM
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • Outside Diameter: 0.624 INCHES NOMINAL IN
  • Hardness Rating: 65.0 SHORE DUROMETER A NOMINAL
  • Cross-Sectional Height: 0.075 INCHES MINIMUM AND 0.081 INCHES MAXIMUM IN
  • 16 verified cross-references
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 5331-00-582-7475, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Sae International Dba Sae International. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 16 commercial cross-references from 14 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5331-00-582-7475
Primary Part NumberAS3578-906
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerSae International Dba Sae International
StatusCANCELLED
Center Hole Diameter0.463 INCHES MINIMUM AND 0.473 INCHES MAXIMUM IN
Elongation Percentage200 MAXIMUM
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Outside Diameter0.624 INCHES NOMINAL IN
Hardness Rating65.0 SHORE DUROMETER A NOMINAL
Cross-Sectional Height0.075 INCHES MINIMUM AND 0.081 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
5365-00-614-037950049-12 INTERCHANGEABLE
Spacer,sleeve
Aerol Llc
5961-00-892-0826 INTERCHANGEABLE
Transistor
5970-01-053-19181855467-2 INTERCHANGEABLE
Insulator,bushing
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5975-01-702-7155182505 INTERCHANGEABLE
Cover,conduit Outlet
Pole/zero Llc
Cross-Reference Index
Part NumberManufacturer
AS3578-906 Sae International Dba Sae International (USA)
182505 Woodward, Inc. Div Fuel Systems and Controls (USA)
10159921 Nimikkeistokeskus Ncb Finland (FIN)
5004912 Embraer Aviation International (FRA)
248387 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
MS9020-06ES Eriks B.v. (NLD)
MS9020-06 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
557S6 Honeywell International Inc Div Aerospace-South Bend (bendix Dr) (USA)
557S6 Leonardo Spa Helicopters Division - Production Site (ITA)
5331PL2076073 Jednolity Indeks Materialowy - Uniform Material Index (POL)
5331PL0816592 Jednolity Indeks Materialowy - Uniform Material Index (POL)
11,89X1,98-20B7 Stacem (FRA)
5004912 Embraer S.a. (BRA)
JT 11.89X1.98-20B7 Stacem (FRA)
69890-106 Hamilton Sundstrand Corporation Dba Collins Aerospace (USA)
5004912 Embraer Empresa Brasileira De Aeronautica Sa (BRA)
Related Parts
5365-00-614-0379INTERCHANGEABLE
SPACER,SLEEVE
50049-12
5961-00-892-0826INTERCHANGEABLE
TRANSISTOR
5970-01-053-1918INTERCHANGEABLE
INSULATOR,BUSHING
1855467-2
5975-01-702-7155INTERCHANGEABLE
COVER,CONDUIT OUTLET
182505

Frequently Asked Questions

What is NSN 5331-00-582-7475?

NSN 5331-00-582-7475 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331 (O-Ring). Status: cancelled.

What are the part numbers for NSN 5331-00-582-7475?

NSN 5331-00-582-7475 has 16 cross-referenced part numbers: AS3578-906 (Sae International Dba Sae International), 182505 (Woodward, Inc. Div Fuel Systems and Controls), 10159921 (Nimikkeistokeskus Ncb Finland), 5004912 (Embraer Aviation International), 248387 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney) and 11 more.

What NSN replaces 5331-00-582-7475?

There are 4 known substitutes for 5331-00-582-7475: 5365-00-614-0379, 5961-00-892-0826, 5970-01-053-1918 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AS3578-906?

Key specifications for AS3578-906: Center Hole Diameter: 0.463 INCHES MINIMUM AND 0.473 INCHES MAXIMUM IN; Elongation Percentage: 200 MAXIMUM; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Outside Diameter: 0.624 INCHES NOMINAL IN. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-00-582-7475 still in active supply?

NSN 5331-00-582-7475 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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