PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

ARP568-217ZZR76 5CL2B70O-Ring

Zf Industrieantriebe Witten Gmbh · NSN 5331-00-138-0063 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-138-0063 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-138-0063. Primary manufacturer part number: ARP568-217ZZR76 5CL2B70.
Features
  • O-Ring — FSC 5331
  • Material: RUBBER SILICONE CLASS Q
  • Elongation Percentage: 80 MAXIMUM
  • Center Hole Diameter: 1.165 INCHES MINIMUM AND 1.177 INCHES MAXIMUM IN
  • Temp Rating: -80.0 FAHRENHEIT AND 425.0 FAHRENHEIT DEGF
  • Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
  • Outside Diameter: 1.449 INCHES NOMINAL IN
  • 8 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 5331-00-138-0063, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Zf Industrieantriebe Witten Gmbh. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-00-138-0063
Primary Part NumberARP568-217ZZR76 5CL2B70
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerZf Industrieantriebe Witten Gmbh
StatusACTIVE
MaterialRUBBER SILICONE CLASS Q
Elongation Percentage80 MAXIMUM
Center Hole Diameter1.165 INCHES MINIMUM AND 1.177 INCHES MAXIMUM IN
Temp Rating-80.0 FAHRENHEIT AND 425.0 FAHRENHEIT DEGF
Cross-Sectional Height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
Outside Diameter1.449 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5331-00-135-3009 INTERCHANGEABLE
O-Ring
5331-00-137-3293 INTERCHANGEABLE
O-Ring
5331-00-933-7072SMB544229 INTERCHANGEABLE
O-Ring
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5331-01-206-6122E0540 2-217 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
5331-01-423-1624 INTERCHANGEABLE
O-Ring
5331-01-445-1240AS568-217 INTERCHANGEABLE
O-Ring
Eaton Aerospace Llc Div Fluid and Electrical Distribution Division
Cross-Reference Index
Part NumberManufacturer
ARP568-217ZZR76 5CL2B70 Zf Industrieantriebe Witten Gmbh (DEU)
568-217-1235-70 Zf Industrieantriebe Witten Gmbh (DEU)
AS568-217 Sae International Dba Sae International (USA)
0900-219PC7 Huntington Ingalls Inc Div Newport News Shipbuilding (USA)
A-A-59588 CL 2B GR 70 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
AS568-217 Society of Automotive Engineers Inc (USA)
ARP568-217ZZR765CL2BGR70 Society of Automotive Engineers Inc (USA)
2-217S604-7 Zf Industrieantriebe Witten Gmbh (DEU)
Related Parts
5331-00-135-3009INTERCHANGEABLE
O-RING
5331-00-137-3293INTERCHANGEABLE
O-RING
5331-00-933-7072INTERCHANGEABLE
O-RING
SMB544229
5331-01-206-6122INTERCHANGEABLE
O-RING
E0540 2-217
5331-01-423-1624INTERCHANGEABLE
O-RING
5331-01-445-1240INTERCHANGEABLE
O-RING
AS568-217

Frequently Asked Questions

What is NSN 5331-00-138-0063?

NSN 5331-00-138-0063 is a O-Ring, manufactured by Zf Industrieantriebe Witten Gmbh, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-00-138-0063?

NSN 5331-00-138-0063 has 8 cross-referenced part numbers: ARP568-217ZZR76 5CL2B70 (Zf Industrieantriebe Witten Gmbh), 568-217-1235-70 (Zf Industrieantriebe Witten Gmbh), AS568-217 (Sae International Dba Sae International), 0900-219PC7 (Huntington Ingalls Inc Div Newport News Shipbuilding), A-A-59588 CL 2B GR 70 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC) and 3 more.

What NSN replaces 5331-00-138-0063?

There are 6 known substitutes for 5331-00-138-0063: 5331-00-135-3009, 5331-00-137-3293, 5331-00-933-7072 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of ARP568-217ZZR76 5CL2B70?

Key specifications for ARP568-217ZZR76 5CL2B70: Material: RUBBER SILICONE CLASS Q; Elongation Percentage: 80 MAXIMUM; Center Hole Diameter: 1.165 INCHES MINIMUM AND 1.177 INCHES MAXIMUM IN; Temp Rating: -80.0 FAHRENHEIT AND 425.0 FAHRENHEIT DEGF. 6 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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