PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

19872Ring,wearing

Coffin Turbo Pump Inc · NSN 4320-01-451-7801 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-451-7801 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-451-7801. Primary manufacturer part number: 19872.
Features
  • Ring,wearing — FSC 4320
  • 1 verified cross-reference
  • Primary manufacturer: Coffin Turbo Pump Inc
Applications
  • Hydraulic and pneumatic systems
  • Industrial process pumping
  • Military vehicle hydraulics
General Description

The Ring,wearing, cataloged under National Stock Number 4320-01-451-7801, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Coffin Turbo Pump Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameRing,wearing
FSC / FSG4320 — No Item Name Available (FSG 43)
ManufacturersCoffin Turbo Pump Inc (CAGE 0APJ5)
Technical Specifications
ParameterValue
NSN4320-01-451-7801
Primary Part Number19872
Item NameRing,wearing
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerCoffin Turbo Pump Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
9540-00-540-5921 INTERCHANGEABLE
Beam,structural
5330-00-599-515221158-1200 INTERCHANGEABLE
Seal,plain Encased
Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc
Cross-Reference Index
Part NumberManufacturer
19872 PRIMARY Coffin Turbo Pump Inc (USA)
Related Parts
9540-00-540-5921INTERCHANGEABLE
BEAM,STRUCTURAL
5330-00-599-5152INTERCHANGEABLE
SEAL,PLAIN ENCASED
21158-1200

Frequently Asked Questions

What is NSN 4320-01-451-7801?

NSN 4320-01-451-7801 is a Ring,wearing, manufactured by Coffin Turbo Pump Inc, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-451-7801?

NSN 4320-01-451-7801 has 1 cross-referenced part number: 19872 (Coffin Turbo Pump Inc).

What NSN replaces 4320-01-451-7801?

There are 2 known substitutes for 4320-01-451-7801: 9540-00-540-5921, 5330-00-599-5152. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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