PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10840Ring,wearing

Rps-Fl, Inc. Dba Rps Inc · NSN 4320-00-086-2148 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-086-2148 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-086-2148. Primary manufacturer part number: 10840.
Features
  • Ring,wearing — FSC 4320
  • 3 verified cross-references
  • Primary manufacturer: Rps-Fl, Inc. Dba Rps Inc
Applications
  • Hydraulic and pneumatic systems
  • Industrial process pumping
  • Military vehicle hydraulics
General Description

The Ring,wearing, cataloged under National Stock Number 4320-00-086-2148, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Rps-Fl, Inc. Dba Rps Inc. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 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)
ManufacturersRps-Fl, Inc. Dba Rps Inc (CAGE 54402); Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (CAGE 93232); Curtiss-Wright Electro-Mechanical Corporation Div Epd (CAGE 0UBG9)
Technical Specifications
ParameterValue
NSN4320-00-086-2148
Primary Part Number10840
Item NameRing,wearing
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerRps-Fl, Inc. Dba Rps Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5950-00-824-019710840 INTERCHANGEABLE
Transformer,power
Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems
5640-00-855-4840380501 INTERCHANGEABLE
Joint Compound,wallboard
Usg Corp
5310-00-883-9487F22NM60 INTERCHANGEABLE
Nut,self-Locking,hexagon
Esna, Llc
5935-00-899-9066819T1800SN INTERCHANGEABLE
Connector,plug,electrical
Lax Electronics, Inc. Dba Automatic Connector Div Automatic Connector
5330-00-976-1029380501 INTERCHANGEABLE
Gasket
Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
2990-01-014-94170380501 INTERCHANGEABLE
Lever
Brp Us Inc
5325-01-103-246810840 INTERCHANGEABLE
Stud Assembly,turnlock Fastener
Astronautics Corporation of America
3040-01-197-8879 INTERCHANGEABLE
Housing,spring
6530-01-310-0675 INTERCHANGEABLE
Cup,specimen
3040-01-460-001910840 INTERCHANGEABLE
Collar,shaft
Setra Systems, Inc. Dba Gems Sensors
Cross-Reference Index
Part NumberManufacturer
10840 Rps-Fl, Inc. Dba Rps Inc (USA)
380501 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
380501 Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
Related Parts
5950-00-824-0197INTERCHANGEABLE
TRANSFORMER,POWER
10840
5640-00-855-4840INTERCHANGEABLE
JOINT COMPOUND,WALLBOARD
380501
5310-00-883-9487INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
F22NM60
5935-00-899-9066INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
819T1800SN
5330-00-976-1029INTERCHANGEABLE
GASKET
380501
2990-01-014-9417INTERCHANGEABLE
LEVER
0380501
5325-01-103-2468INTERCHANGEABLE
STUD ASSEMBLY,TURNLOCK FASTENER
10840
3040-01-197-8879INTERCHANGEABLE
HOUSING,SPRING
6530-01-310-0675INTERCHANGEABLE
CUP,SPECIMEN
3040-01-460-0019INTERCHANGEABLE
COLLAR,SHAFT
10840
5331-01-503-7484INTERCHANGEABLE
O-RING
10840

Frequently Asked Questions

What is NSN 4320-00-086-2148?

NSN 4320-00-086-2148 is a Ring,wearing, manufactured by Rps-Fl, Inc. Dba Rps Inc, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-00-086-2148?

NSN 4320-00-086-2148 has 3 cross-referenced part numbers: 10840 (Rps-Fl, Inc. Dba Rps Inc), 380501 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), 380501 (Curtiss-Wright Electro-Mechanical Corporation Div Epd).

What NSN replaces 4320-00-086-2148?

There are 11 known substitutes for 4320-00-086-2148: 5950-00-824-0197, 5640-00-855-4840, 5310-00-883-9487 and 8 more. Verify interchangeability with system specifications before substitution.

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