PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

PZ3118Seal Assembly,shaft,spring Loade

Itt Marlow a Unit of Itt Pumps and Compressors Div · NSN 4320-00-888-9122 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-888-9122 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-888-9122. Primary manufacturer part number: PZ3118.
Features
  • Seal Assembly,shaft,spring Loade — FSC 4320
  • General Characteristics Item Description: CONSISTS OF SEAL ASSEMBLY 1; HELICAL COMPRESSION SPRING 1; SPRING RETAINER 1; CARBON SEAL RING 1; 1.100 IN. O/A H; 0.935 IN. OD IN
  • 6 verified cross-references
  • Primary manufacturer: Itt Marlow a Unit of Itt Pumps and Compressors Div
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 4320-00-888-9122, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Itt Marlow a Unit of Itt Pumps and Compressors Div. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4320-00-888-9122
Primary Part NumberPZ3118
Item NameSeal Assembly,shaft,spring Loade
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerItt Marlow a Unit of Itt Pumps and Compressors Div
StatusCANCELLED
General Characteristics Item DescriptionCONSISTS OF SEAL ASSEMBLY 1; HELICAL COMPRESSION SPRING 1; SPRING RETAINER 1; CARBON SEAL RING 1; 1.100 IN. O/A H; 0.935 IN. OD IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
2815-00-091-8036118680 INTERCHANGEABLE
Insert,engine Valve Seat
Dresser, Llc
Cross-Reference Index
Part NumberManufacturer
PZ3118 PRIMARY Itt Marlow a Unit of Itt Pumps and Compressors Div (USA)
PZ3118 Itt Bell and Gosset-Hydronics a Unit of Itt Fluid Handling Div (USA)
PZ4118A Itt Bell and Gosset-Hydronics a Unit of Itt Fluid Handling Div (USA)
118680 Itt Bell and Gosset-Hydronics a Unit of Itt Fluid Handling Div (USA)
ZP41181 Itt Bell and Gosset-Hydronics a Unit of Itt Fluid Handling Div (USA)
PZ4118B Itt Bell and Gosset-Hydronics a Unit of Itt Fluid Handling Div (USA)
Related Parts
2815-00-091-8036INTERCHANGEABLE
INSERT,ENGINE VALVE SEAT
118680

Frequently Asked Questions

What is NSN 4320-00-888-9122?

NSN 4320-00-888-9122 is a Seal Assembly,shaft,spring Loade, manufactured by Itt Marlow a Unit of Itt Pumps and Compressors Div, classified under FSC 4320 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4320-00-888-9122?

NSN 4320-00-888-9122 has 6 cross-referenced part numbers: PZ3118 (Itt Marlow a Unit of Itt Pumps and Compressors Div), PZ3118 (Itt Bell and Gosset-Hydronics a Unit of Itt Fluid Handling Div), PZ4118A (Itt Bell and Gosset-Hydronics a Unit of Itt Fluid Handling Div), 118680 (Itt Bell and Gosset-Hydronics a Unit of Itt Fluid Handling Div), ZP41181 (Itt Bell and Gosset-Hydronics a Unit of Itt Fluid Handling Div) and 1 more.

What NSN replaces 4320-00-888-9122?

There is 1 known substitute for 4320-00-888-9122: 2815-00-091-8036. Verify interchangeability with system specifications before substitution.

What are the specifications of PZ3118?

Key specifications for PZ3118: General Characteristics Item Description: CONSISTS OF SEAL ASSEMBLY 1; HELICAL COMPRESSION SPRING 1; SPRING RETAINER 1; CARBON SEAL RING 1; 1.100 IN. O/A H; 0.935 IN. OD IN. 1 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4320-00-888-9122 still in active supply?

NSN 4320-00-888-9122 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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