PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

691-00908-0KO-Ring

Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division · NSN 5331-00-968-2193 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-968-2193 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-968-2193. Primary manufacturer part number: 691-00908-0K.
Features
  • O-Ring — FSC 5331
  • Material: RUBBER SYNTHETIC
  • Cross-Sectional Height: 0.084 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
  • Center Hole Diameter: 0.635 INCHES MINIMUM AND 0.653 INCHES MAXIMUM IN
  • 8 verified cross-references
  • Primary manufacturer: Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Synthetic construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-968-2193, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5331-00-968-2193
Primary Part Number691-00908-0K
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerParker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division
StatusCANCELLED
MaterialRUBBER SYNTHETIC
Cross-Sectional Height0.084 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
Center Hole Diameter0.635 INCHES MINIMUM AND 0.653 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
5331-00-071-66510526453-00 INTERCHANGEABLE
O-Ring
Hyster-Yale Group, Inc. Dba Yale Materials Handling
4320-00-218-277480R INTERCHANGEABLE
Shaft,drive
Ametek Inc Schutte and Koerting Div
3020-00-252-73541K4374 INTERCHANGEABLE
Chain,roller
Caterpillar Inc Div Caterpillar Defense
5331-00-984-3786N0674-70 3-908 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
5331-01-031-82572507294-51 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
5315-01-191-2698 INTERCHANGEABLE
Pin,guide,piston
Cross-Reference Index
Part NumberManufacturer
3-908N219-7 Zf Industrieantriebe Witten Gmbh (DEU)
3-908N674-7 Parker-Hannifin Corp Div O-Ring Division (USA)
691-00908-0K PRIMARY Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division (USA)
5331PL0687375 Jednolity Indeks Materialowy - Uniform Material Index (POL)
903 Zf Industrieantriebe Witten Gmbh (DEU)
ARP908 Zf Industrieantriebe Witten Gmbh (DEU)
C004-8 Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company (USA)
80R Gates Corporation (USA)
Related Parts
5331-00-071-6651INTERCHANGEABLE
O-RING
0526453-00
4320-00-218-2774INTERCHANGEABLE
SHAFT,DRIVE
80R
3020-00-252-7354INTERCHANGEABLE
CHAIN,ROLLER
1K4374
5331-00-984-3786INTERCHANGEABLE
O-RING
N0674-70 3-908
5331-01-031-8257INTERCHANGEABLE
O-RING
2507294-51
5315-01-191-2698INTERCHANGEABLE
PIN,GUIDE,PISTON

Frequently Asked Questions

What is NSN 5331-00-968-2193?

NSN 5331-00-968-2193 is a O-Ring, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division, classified under FSC 5331 (O-Ring). Status: cancelled.

What are the part numbers for NSN 5331-00-968-2193?

NSN 5331-00-968-2193 has 8 cross-referenced part numbers: 3-908N219-7 (Zf Industrieantriebe Witten Gmbh), 3-908N674-7 (Parker-Hannifin Corp Div O-Ring Division), 691-00908-0K (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division), 5331PL0687375 (Jednolity Indeks Materialowy - Uniform Material Index), 903 (Zf Industrieantriebe Witten Gmbh) and 3 more.

What NSN replaces 5331-00-968-2193?

There are 6 known substitutes for 5331-00-968-2193: 5331-00-071-6651, 4320-00-218-2774, 3020-00-252-7354 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 691-00908-0K?

Key specifications for 691-00908-0K: Material: RUBBER SYNTHETIC; Cross-Sectional Height: 0.084 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN; Center Hole Diameter: 0.635 INCHES MINIMUM AND 0.653 INCHES MAXIMUM IN. 3 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-00-968-2193 still in active supply?

NSN 5331-00-968-2193 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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