PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MF-028385Expansion Joint,pipe

Microflex, Inc. Dba Microflex Inc · NSN 4730-01-334-5095 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-334-5095 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-334-5095. Primary manufacturer part number: MF-028385.
Features
  • Expansion Joint,pipe — FSC 4730
  • Working Pressure Rating: 150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
  • Nominal Pipe Size Designation: 4.000 INCHES IN
  • End Connection Type: WELDED
  • 4 verified cross-references
  • Primary manufacturer: Microflex, Inc. Dba Microflex Inc
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Expansion Joint,pipe, cataloged under National Stock Number 4730-01-334-5095, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Microflex, Inc. Dba Microflex Inc. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, 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
NSN4730-01-334-5095
Primary Part NumberMF-028385
Item NameExpansion Joint,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerMicroflex, Inc. Dba Microflex Inc
StatusACTIVE
Working Pressure Rating150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
Nominal Pipe Size Designation4.000 INCHES IN
End Connection TypeWELDED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3110-00-155-64251415 INTERCHANGEABLE
Bearing,ball,annular
Federal-Mogul Corp Government Sales Dept
3120-00-306-5331415M INTERCHANGEABLE
Bearing Set,sleeve
Federal-Mogul Corp Government Sales Dept
2805-00-358-2114 INTERCHANGEABLE
Bearing Set
Cross-Reference Index
Part NumberManufacturer
MF-028385 PRIMARY Microflex, Inc. Dba Microflex Inc (USA)
2020-05-0040-00 Microflex, Inc. Dba Microflex Inc (USA)
415M Microflex, Inc. Dba Microflex Inc (USA)
415M Berkness Control and Equipment Corp (USA)
Related Parts
3110-00-155-6425INTERCHANGEABLE
BEARING,BALL,ANNULAR
1415
3120-00-306-5331INTERCHANGEABLE
BEARING SET,SLEEVE
415M
2805-00-358-2114INTERCHANGEABLE
BEARING SET

Frequently Asked Questions

What is NSN 4730-01-334-5095?

NSN 4730-01-334-5095 is a Expansion Joint,pipe, manufactured by Microflex, Inc. Dba Microflex Inc, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-334-5095?

NSN 4730-01-334-5095 has 4 cross-referenced part numbers: MF-028385 (Microflex, Inc. Dba Microflex Inc), 2020-05-0040-00 (Microflex, Inc. Dba Microflex Inc), 415M (Microflex, Inc. Dba Microflex Inc), 415M (Berkness Control and Equipment Corp).

What NSN replaces 4730-01-334-5095?

There are 3 known substitutes for 4730-01-334-5095: 3110-00-155-6425, 3120-00-306-5331, 2805-00-358-2114. Verify interchangeability with system specifications before substitution.

What are the specifications of MF-028385?

Key specifications for MF-028385: Working Pressure Rating: 150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS; End Item Identification: AIR INJECTOR; Nominal Pipe Size Designation: 4.000 INCHES IN; End Connection Type: WELDED. 5 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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