PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS568-020O-Ring

Sae International Dba Sae International · NSN 5331-01-669-9789 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-669-9789 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-669-9789. Primary manufacturer part number: AS568-020.
Features
  • O-Ring — FSC 5331
  • Reference Number Differentiating Characteristics: MATERIAL CONTROLLED IAW SS800-AG-MAN-010/P-9290 SYSTEM CERTIFICATION PRODURES AND CRITERIA MANUAL FOR DEEP SUBMERGENCE SYSTEMS; CRITICAL ITEM FOR SAFETY AND SURVIVAL OF DEEP SUBMERGENCE RESEARCH AND RESCUE VEHICLES AS DIFFERENTIATED BY SPECIAL TEST FEATURES
  • Criticality Code Justification: ZZZY
  • 4 verified cross-references
  • Primary manufacturer: Sae International Dba Sae International
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-669-9789, 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 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-01-669-9789
Primary Part NumberAS568-020
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerSae International Dba Sae International
StatusACTIVE
Reference Number Differentiating CharacteristicsMATERIAL CONTROLLED IAW SS800-AG-MAN-010/P-9290 SYSTEM CERTIFICATION PRODURES AND CRITERIA MANUAL FOR DEEP SUBMERGENCE SYSTEMS; CRITICAL ITEM FOR SAFETY AND SURVIVAL OF DEEP SUBMERGENCE RESEARCH AND RESCUE VEHICLES AS DIFFERENTIATED BY SPECIAL TEST FEATURES
Criticality Code JustificationZZZY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5331-01-015-3371AS568-020 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-01-021-1906 INTERCHANGEABLE
O-Ring
5331-01-098-3171 INTERCHANGEABLE
O-Ring
5331-01-284-9353 INTERCHANGEABLE
O-Ring
5331-01-666-0760 INTERCHANGEABLE
O-Ring
5331-01-666-7455 INTERCHANGEABLE
O-Ring
5331-01-674-4410 INTERCHANGEABLE
O-Ring
Cross-Reference Index
Part NumberManufacturer
AS568-020 Sae International Dba Sae International (USA)
8599135 ITEM 38 Naval Sea Systems Command (USA)
AS568-020D7 Naval Inventory Control Point Mechanicsburg (USA)
8599135 ITEM 38D7 Naval Inventory Control Point Mechanicsburg (USA)
Related Parts
5331-01-015-3371INTERCHANGEABLE
O-RING
AS568-020
5331-01-021-1906INTERCHANGEABLE
O-RING
5331-01-098-3171INTERCHANGEABLE
O-RING
5331-01-284-9353INTERCHANGEABLE
O-RING
5331-01-666-0760INTERCHANGEABLE
O-RING
5331-01-666-7455INTERCHANGEABLE
O-RING
5331-01-674-4410INTERCHANGEABLE
O-RING

Frequently Asked Questions

What is NSN 5331-01-669-9789?

NSN 5331-01-669-9789 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-669-9789?

NSN 5331-01-669-9789 has 4 cross-referenced part numbers: AS568-020 (Sae International Dba Sae International), 8599135 ITEM 38 (Naval Sea Systems Command), AS568-020D7 (Naval Inventory Control Point Mechanicsburg), 8599135 ITEM 38D7 (Naval Inventory Control Point Mechanicsburg).

What NSN replaces 5331-01-669-9789?

There are 7 known substitutes for 5331-01-669-9789: 5331-01-015-3371, 5331-01-021-1906, 5331-01-098-3171 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AS568-020?

Key specifications for AS568-020: Reference Number Differentiating Characteristics: MATERIAL CONTROLLED IAW SS800-AG-MAN-010/P-9290 SYSTEM CERTIFICATION PRODURES AND CRITERIA MANUAL FOR DEEP SUBMERGENCE SYSTEMS; CRITICAL ITEM FOR SAFETY AND SURVIVAL OF DEEP SUBMERGENCE RESEARCH AND RESCUE VEHICLES AS DIFFERENTIATED BY SPECIAL TEST FEATURES; Criticality Code Justification: ZZZY. 2 total characteristics are documented in the Federal Logistics Information System.

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