PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS568-912O-Ring

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5331-01-563-1737 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-563-1737 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-563-1737. Primary manufacturer part number: AS568-912.
Features
  • O-Ring — FSC 5331
  • Cross-Sectional Height: 0.116 INCHES NOMINAL IN
  • Material: RUBBER
  • Center Hole Diameter: 0.924 INCHES NOMINAL IN
  • 1 verified cross-reference
  • Primary manufacturer: Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber construction
General Description

The O-Ring, cataloged under National Stock Number 5331-01-563-1737, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-01-563-1737
Primary Part NumberAS568-912
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Cross-Sectional Height0.116 INCHES NOMINAL IN
MaterialRUBBER
Center Hole Diameter0.924 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5331-00-152-9345ARP568-912M1LP25732 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-00-298-9956203424 INTERCHANGEABLE
O-Ring
Lord Corporation Dba Lord Corp
5331-00-395-5737AS568-912 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-00-935-9203 INTERCHANGEABLE
O-Ring
5331-01-057-3127AS568-912 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-01-064-62852775278-102 INTERCHANGEABLE
O-Ring
Parker Hannifin Corporation Div Aerospace Group Headquarters
5331-01-318-4560AS568-912 INTERCHANGEABLE
O-Ring
Dante Valve Company
5331-01-431-3610 INTERCHANGEABLE
O-Ring
Cross-Reference Index
Part NumberManufacturer
AS568-912 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5331-00-152-9345INTERCHANGEABLE
O-RING
ARP568-912M1LP25732
5331-00-298-9956INTERCHANGEABLE
O-RING
203424
5331-00-395-5737INTERCHANGEABLE
O-RING
AS568-912
5331-00-935-9203INTERCHANGEABLE
O-RING
5331-01-057-3127INTERCHANGEABLE
O-RING
AS568-912
5331-01-064-6285INTERCHANGEABLE
O-RING
2775278-102
5331-01-318-4560INTERCHANGEABLE
O-RING
AS568-912
5331-01-431-3610INTERCHANGEABLE
O-RING

Frequently Asked Questions

What is NSN 5331-01-563-1737?

NSN 5331-01-563-1737 is a O-Ring, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-563-1737?

NSN 5331-01-563-1737 has 1 cross-referenced part number: AS568-912 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5331-01-563-1737?

There are 8 known substitutes for 5331-01-563-1737: 5331-00-152-9345, 5331-00-298-9956, 5331-00-395-5737 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AS568-912?

Key specifications for AS568-912: End Item Identification: 1055-01-450-4243; LAUNCHER, ROCKET, ARMORED VEHICLE MOUNT; Cross-Sectional Height: 0.116 INCHES NOMINAL IN; Material: RUBBER; Center Hole Diameter: 0.924 INCHES NOMINAL IN. 5 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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