PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

305092Ring,wearing

Mega Corp. · NSN 4320-01-589-7180 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-589-7180 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-589-7180. Primary manufacturer part number: 305092.
Features
  • Ring,wearing — FSC 4320
  • 1 verified cross-reference
  • Primary manufacturer: Mega Corp.
Applications
  • Hydraulic and pneumatic systems
  • Industrial process pumping
  • Military vehicle hydraulics
General Description

The Ring,wearing, cataloged under National Stock Number 4320-01-589-7180, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Mega Corp.. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-589-7180
Primary Part Number305092
Item NameRing,wearing
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerMega Corp.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5331-00-087-85282-248 INTERCHANGEABLE
O-Ring
Porter Seal Co
4320-00-339-2609305092 INTERCHANGEABLE
Bushing and Seal,sl
Curtiss-Wright Electro-Mechanical Corporation Div Epd
5306-00-753-87257538725 INTERCHANGEABLE
Bolt,internally Relieved Body
U S Army Tank Automotive Command Amsta-Im-Mm
Cross-Reference Index
Part NumberManufacturer
305092 PRIMARY Mega Corp. (USA)
Related Parts
5331-00-087-8528INTERCHANGEABLE
O-RING
2-248
4320-00-339-2609INTERCHANGEABLE
BUSHING AND SEAL,SL
305092
5306-00-753-8725INTERCHANGEABLE
BOLT,INTERNALLY RELIEVED BODY
7538725

Frequently Asked Questions

What is NSN 4320-01-589-7180?

NSN 4320-01-589-7180 is a Ring,wearing, manufactured by Mega Corp., classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-589-7180?

NSN 4320-01-589-7180 has 1 cross-referenced part number: 305092 (Mega Corp.).

What NSN replaces 4320-01-589-7180?

There are 3 known substitutes for 4320-01-589-7180: 5331-00-087-8528, 4320-00-339-2609, 5306-00-753-8725. Verify interchangeability with system specifications before substitution.

What are the specifications of 305092?

Key specifications for 305092: End Item Identification: VOLUTE CASE, M4 WATER PUMP; Part Name Assigned by Controlling Agency: WEAR RING, VOLUTE. 2 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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