PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS568-027O-Ring

Gentex Corp · NSN 5331-01-662-9139 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-662-9139 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-662-9139. Primary manufacturer part number: AS568-027.
Features
  • O-Ring — FSC 5331
  • 1 verified cross-reference
  • Primary manufacturer: Gentex Corp
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-662-9139, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Gentex Corp. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-01-662-9139
Primary Part NumberAS568-027
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerGentex Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5331-00-064-4354 INTERCHANGEABLE
O-Ring
5331-00-283-4609 INTERCHANGEABLE
O-Ring
5331-01-148-8215 INTERCHANGEABLE
O-Ring
5331-01-646-10809464K271 INTERCHANGEABLE
O-Ring
Mcmaster-Carr Supply Co
5331-01-668-1958 INTERCHANGEABLE
O-Ring
Cross-Reference Index
Part NumberManufacturer
AS568-027 PRIMARY Gentex Corp (USA)
Related Parts
5331-00-064-4354INTERCHANGEABLE
O-RING
5331-00-283-4609INTERCHANGEABLE
O-RING
5331-01-148-8215INTERCHANGEABLE
O-RING
5331-01-646-1080INTERCHANGEABLE
O-RING
9464K271
5331-01-668-1958INTERCHANGEABLE
O-RING

Frequently Asked Questions

What is NSN 5331-01-662-9139?

NSN 5331-01-662-9139 is a O-Ring, manufactured by Gentex Corp, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-662-9139?

NSN 5331-01-662-9139 has 1 cross-referenced part number: AS568-027 (Gentex Corp).

What NSN replaces 5331-01-662-9139?

There are 5 known substitutes for 5331-01-662-9139: 5331-00-064-4354, 5331-00-283-4609, 5331-01-148-8215 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AS568-027?

Key specifications for AS568-027: Part Name Assigned by Controlling Agency: O-RING. 1 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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