PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M52525/4-8-10JElbow,tube to Hose

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 4730-01-075-7304 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-075-7304 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-075-7304. Primary manufacturer part number: M52525/4-8-10J.
Features
  • Elbow,tube to Hose — FSC 4730
  • Nominal Thread Size: 0.875 INCHES FIRST END IN
  • Leg Length: 3.130 INCHES NOMINAL FIRST END IN
  • Surface Treatment Document and Classification: QQ-Z-325,TYPE II,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Nondefinitive Spec/std Data: B TYPE
  • Operating Pressure: 3500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
  • Nominal Outside Diameter Tube Accommodated: 0.625 INCHES FIRST END IN
  • Media for Which Designed: HYDRAULIC FLUID SINGLE RESPONSE
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel or Iron Overall construction
General Description

The Elbow,tube to Hose, cataloged under National Stock Number 4730-01-075-7304, 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 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-075-7304
Primary Part NumberM52525/4-8-10J
Item NameElbow,tube to Hose
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Nominal Thread Size0.875 INCHES FIRST END IN
Leg Length3.130 INCHES NOMINAL FIRST END IN
Surface Treatment Document and ClassificationQQ-Z-325,TYPE II,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Nondefinitive Spec/std DataB TYPE
Operating Pressure3500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Nominal Outside Diameter Tube Accommodated0.625 INCHES FIRST END IN
Media for Which DesignedHYDRAULIC FLUID SINGLE RESPONSE
Thread Class2B FIRST END
Nominal Outside Diameter Hose Accommodated0.969 INCHES SECOND END IN
Maximum Operating Temp212.0 FAHRENHEIT SINGLE RESPONSE DEGF
Connection StyleSWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END
Leg Length3.870 INCHES NOMINAL SECOND END IN
Connection TypeTHREADED EXTERNAL HOSE GRIPPING SECOND END
Connection StyleGRIPPING NIPPLE (NOSE) SECOND END
Connection TypeTHREADED INTERNAL TUBE FIRST END
Nominal Inside Diameter Hose Accommodated0.500 INCHES SECOND END IN
Specification/standard Data81349-MIL-F-52525C GOVERNMENT SPECIFICATION
MaterialSTEEL OR IRON OVERALL
Furnished Items and Quantity1 HOSE COUPLING NUT
Seat Angle37.0 DEGREES FIRST END
Surface TreatmentZINC OVERALL
Flow Angle90.0 DEGREES
Thread Series DesignatorUNF FIRST END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
4730-01-018-5812 INTERCHANGEABLE
Elbow,tube to Hose
4730-01-074-8366 INTERCHANGEABLE
Elbow,tube to Hose
4730-01-075-1919 INTERCHANGEABLE
Elbow,tube to Hose
4730-01-075-2978 INTERCHANGEABLE
Elbow,tube to Hose
4730-01-075-5055 INTERCHANGEABLE
Elbow,tube to Hose
4730-01-076-3280 INTERCHANGEABLE
Elbow,tube to Hose
Cross-Reference Index
Part NumberManufacturer
M52525/4-8-10J Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M52525/4-8-10 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-DTL-52525/4 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-F-52525 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
94-190263-10-8 Danfoss Power Solutions II, Llc (USA)
Related Parts
4730-01-018-5812INTERCHANGEABLE
ELBOW,TUBE TO HOSE
4730-01-074-8366INTERCHANGEABLE
ELBOW,TUBE TO HOSE
4730-01-075-1919INTERCHANGEABLE
ELBOW,TUBE TO HOSE
4730-01-075-2978INTERCHANGEABLE
ELBOW,TUBE TO HOSE
4730-01-075-5055INTERCHANGEABLE
ELBOW,TUBE TO HOSE
4730-01-076-3280INTERCHANGEABLE
ELBOW,TUBE TO HOSE

Frequently Asked Questions

What is NSN 4730-01-075-7304?

NSN 4730-01-075-7304 is a Elbow,tube to Hose, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-075-7304?

NSN 4730-01-075-7304 has 5 cross-referenced part numbers: M52525/4-8-10J (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M52525/4-8-10 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-DTL-52525/4 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-F-52525 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 94-190263-10-8 (Danfoss Power Solutions II, Llc).

What NSN replaces 4730-01-075-7304?

There are 6 known substitutes for 4730-01-075-7304: 4730-01-018-5812, 4730-01-074-8366, 4730-01-075-1919 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of M52525/4-8-10J?

Key specifications for M52525/4-8-10J: Nominal Thread Size: 0.875 INCHES FIRST END IN; Leg Length: 3.130 INCHES NOMINAL FIRST END IN; Surface Treatment Document and Classification: QQ-Z-325,TYPE II,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Nondefinitive Spec/std Data: B TYPE. 23 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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