PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SK-69540Ringx Antern

Curtiss-Wright Electro-Mechanical Corporation Div Epd · NSN 4320-00-126-5239 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-126-5239 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-126-5239. Primary manufacturer part number: SK-69540.
Features
  • Ringx Antern — FSC 4320
  • 11 verified cross-references
  • Primary manufacturer: Curtiss-Wright Electro-Mechanical Corporation Div Epd
Applications
  • Hydraulic and pneumatic systems
  • Industrial process pumping
  • Military vehicle hydraulics
General Description

The Ringx Antern, cataloged under National Stock Number 4320-00-126-5239, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Curtiss-Wright Electro-Mechanical Corporation Div Epd. This item has 11 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameRingx Antern
FSC / FSG4320 — No Item Name Available (FSG 43)
ManufacturersCurtiss-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); Rps-Fl, Inc. Dba Rps Inc (CAGE 54402)
Technical Specifications
ParameterValue
NSN4320-00-126-5239
Primary Part NumberSK-69540
Item NameRingx Antern
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerCurtiss-Wright Electro-Mechanical Corporation Div Epd
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4330-00-097-423099118280 INTERCHANGEABLE
Glass,gage
Alfa Laval Inc
3110-00-100-23649103L-1B1 INTERCHANGEABLE
Bearing,ball,annular
Schatz Bearing Corporation Dba Schatz Bearing Corp
5365-00-131-6346SM-B-187507 INTERCHANGEABLE
Spacer
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
4820-00-232-94431034-4 INTERCHANGEABLE
Connector,regulator
Tescom Corp Dba Tescom Div Tescom
2825-00-333-125810344 INTERCHANGEABLE
Head,valve
Northrop Grumman Systems Corporation Div Marine Systems
4730-00-541-3168MS21908W8 INTERCHANGEABLE
Elbow,tube
Sae International Dba Sae International
5965-00-685-889910344 INTERCHANGEABLE
Cushion,ear
Roanwell, Llc
5310-00-809-3078 INTERCHANGEABLE
Washer,flat
5950-00-828-4829 INTERCHANGEABLE
Transformer,power
4820-01-012-696818280 INTERCHANGEABLE
Disk,valve
Circor Aerospace, Inc. Dba Circor Aerospace Inc
Cross-Reference Index
Part NumberManufacturer
18280 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SK-69540 PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
10344 PRIMARY Rps-Fl, Inc. Dba Rps Inc (USA)
SL5788PC4 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SK-69540 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SL5544PC15 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
CS18280 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
3826P Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SL6067PC12 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SL5787PC4 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SK-69540 Rps-Fl, Inc. Dba Rps Inc (USA)
Related Parts
4330-00-097-4230INTERCHANGEABLE
GLASS,GAGE
99118280
3110-00-100-2364INTERCHANGEABLE
BEARING,BALL,ANNULAR
9103L-1B1
5365-00-131-6346INTERCHANGEABLE
SPACER
SM-B-187507
4820-00-232-9443INTERCHANGEABLE
CONNECTOR,REGULATOR
1034-4
2825-00-333-1258INTERCHANGEABLE
HEAD,VALVE
10344
4730-00-541-3168INTERCHANGEABLE
ELBOW,TUBE
MS21908W8
5965-00-685-8899INTERCHANGEABLE
CUSHION,EAR
10344
5310-00-809-3078INTERCHANGEABLE
WASHER,FLAT
5950-00-828-4829INTERCHANGEABLE
TRANSFORMER,POWER
4820-01-012-6968INTERCHANGEABLE
DISK,VALVE
18280
4820-01-037-4444INTERCHANGEABLE
BALL,VALVE,PORTED
25524
6145-01-070-7176INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
5303C

Frequently Asked Questions

What is NSN 4320-00-126-5239?

NSN 4320-00-126-5239 is a Ringx Antern, manufactured by Curtiss-Wright Electro-Mechanical Corporation Div Epd, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-00-126-5239?

NSN 4320-00-126-5239 has 11 cross-referenced part numbers: 18280 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), SK-69540 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), 10344 (Rps-Fl, Inc. Dba Rps Inc), SL5788PC4 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), SK-69540 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging) and 6 more.

What NSN replaces 4320-00-126-5239?

There are 12 known substitutes for 4320-00-126-5239: 4330-00-097-4230, 3110-00-100-2364, 5365-00-131-6346 and 9 more. Verify interchangeability with system specifications before substitution.

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