PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

79889/02-218-001Seal Assembly,shaft,spring Loade

Defense Maritime Solutions, Inc. · NSN 4320-00-907-0950 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-907-0950 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-907-0950. Primary manufacturer part number: 79889/02-218-001.
Features
  • Seal Assembly,shaft,spring Loade — FSC 4320
  • General Characteristics Item Description: CONSISTS OF CAST IRON SEAT; SEAT GASKET; CARBON FACE; STEEL SHELL; FRICTION RING; STEEL BAND; STEEL SPRINGSTEEL AND SPRING HOLDER; 3.462 IN. O/A OD; 2.206 IN. O/A ID; 2.750 IN. FREE O/A LG; 225 DEG F. TEMP RATING IN
  • 12 verified cross-references
  • Primary manufacturer: Defense Maritime Solutions, Inc.
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Mechanical energy storage
  • Vibration dampening
General Description

The Seal Assembly,shaft,spring Loade, cataloged under National Stock Number 4320-00-907-0950, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Defense Maritime Solutions, Inc.. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4320-00-907-0950
Primary Part Number79889/02-218-001
Item NameSeal Assembly,shaft,spring Loade
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerDefense Maritime Solutions, Inc.
StatusCANCELLED
General Characteristics Item DescriptionCONSISTS OF CAST IRON SEAT; SEAT GASKET; CARBON FACE; STEEL SHELL; FRICTION RING; STEEL BAND; STEEL SPRINGSTEEL AND SPRING HOLDER; 3.462 IN. O/A OD; 2.206 IN. O/A ID; 2.750 IN. FREE O/A LG; 225 DEG F. TEMP RATING IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
5935-00-229-73771453 INTERCHANGEABLE
Connector,plug,electrical
Parker Hannifin Corporation Div Cylinder Division
6685-00-557-0625 INTERCHANGEABLE
Gage,pressure,dial Indicating
6220-00-845-109190302 INTERCHANGEABLE
Lens,light
Grote Industries Inc Dba Grote Manufacturing Co Div Military Products
5905-01-223-4019 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
5120-01-399-95214785 INTERCHANGEABLE
Handle,socket Wrench
The Stanley Works Dba Stanley Proto
3010-01-498-96384785 INTERCHANGEABLE
Clutch Drum Hfe
Amw Cuyuna Engine Co. Inc Dba Two Stroke International
6515-01-574-326125608-994 INTERCHANGEABLE
Blade,surgical Knife,detachable
Vwr International, Llc Dba Vwr Scientific
Cross-Reference Index
Part NumberManufacturer
79889 Eaton Corporation Dba Eaton Inoac Div Eaton (USA)
02-218-001 Eg and G Sealol Industrial Sealing Div (USA)
4320PL1731365 Jednolity Indeks Materialowy - Uniform Material Index (POL)
623-12322 Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division (USA)
D12328 Eg and G Sealol Industrial Sealing Div (USA)
79889 Wartsila Lips Inc (USA)
79889/02-218-001 PRIMARY Defense Maritime Solutions, Inc. (USA)
02-218-001 Wartsila Lips Inc (USA)
02-218-001 John Crane, Inc (USA)
4785 John Crane, Inc (USA)
623-12322 Eg and G Sealol Industrial Sealing Div (USA)
623-12322 Hepburn Italiana Srl (ITA)
Related Parts
5935-00-229-7377INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
1453
6685-00-557-0625INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
6220-00-845-1091INTERCHANGEABLE
LENS,LIGHT
90302
5905-01-223-4019INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
5120-01-399-9521INTERCHANGEABLE
HANDLE,SOCKET WRENCH
4785
3010-01-498-9638INTERCHANGEABLE
CLUTCH DRUM HFE
4785
6515-01-574-3261INTERCHANGEABLE
BLADE,SURGICAL KNIFE,DETACHABLE
25608-994

Frequently Asked Questions

What is NSN 4320-00-907-0950?

NSN 4320-00-907-0950 is a Seal Assembly,shaft,spring Loade, manufactured by Defense Maritime Solutions, Inc., classified under FSC 4320 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4320-00-907-0950?

NSN 4320-00-907-0950 has 12 cross-referenced part numbers: 79889 (Eaton Corporation Dba Eaton Inoac Div Eaton), 02-218-001 (Eg and G Sealol Industrial Sealing Div), 4320PL1731365 (Jednolity Indeks Materialowy - Uniform Material Index), 623-12322 (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division), D12328 (Eg and G Sealol Industrial Sealing Div) and 7 more.

What NSN replaces 4320-00-907-0950?

There are 7 known substitutes for 4320-00-907-0950: 5935-00-229-7377, 6685-00-557-0625, 6220-00-845-1091 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 79889/02-218-001?

Key specifications for 79889/02-218-001: General Characteristics Item Description: CONSISTS OF CAST IRON SEAT; SEAT GASKET; CARBON FACE; STEEL SHELL; FRICTION RING; STEEL BAND; STEEL SPRINGSTEEL AND SPRING HOLDER; 3.462 IN. O/A OD; 2.206 IN. O/A ID; 2.750 IN. FREE O/A LG; 225 DEG F. TEMP RATING IN. 1 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4320-00-907-0950 still in active supply?

NSN 4320-00-907-0950 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.
PartsTable Design LLC · partstable.com