PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M52525/10-8-8Adapter,straight,flange to Hose

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 4730-01-075-2103 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-075-2103 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-075-2103. Primary manufacturer part number: M52525/10-8-8.
Features
  • Adapter,straight,flange to Hose — FSC 4730
  • Surface Treatment: ZINC OVERALL
  • Nominal Overall Length: 2.780 INCHES IN
  • Furnished Items and Quantity: 1 HOSE COUPLING NUT
  • Nominal Thickness: 0.265 INCHES FIRST END IN
  • Specification/standard Data: 81349-MIL-F-52525C GOVERNMENT SPECIFICATION
  • Nominal Inside Diameter Hose Accommodated: 0.500 INCHES SECOND END IN
  • Nominal Outside Diameter Hose Accommodated: 0.969 INCHES SECOND END IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Iron or Steel Overall construction
General Description

The Adapter,straight,flange to Hose, cataloged under National Stock Number 4730-01-075-2103, 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 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-075-2103
Primary Part NumberM52525/10-8-8
Item NameAdapter,straight,flange 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
Surface TreatmentZINC OVERALL
Nominal Overall Length2.780 INCHES IN
Furnished Items and Quantity1 HOSE COUPLING NUT
Nominal Thickness0.265 INCHES FIRST END IN
Specification/standard Data81349-MIL-F-52525C GOVERNMENT SPECIFICATION
Nominal Inside Diameter Hose Accommodated0.500 INCHES SECOND END IN
Nominal Outside Diameter Hose Accommodated0.969 INCHES SECOND END IN
Surface Treatment Document and ClassificationQQ-Z-325,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
MaterialIRON OR STEEL OVERALL
Operating Pressure3500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Flange Face DesignPLAIN WITH GASKET GROOVE FIRST END
Nondefinitive Spec/std DataB TYPE
Media for Which DesignedHYDRAULIC FLUID SINGLE RESPONSE
Nominal Outside Diameter1.188 INCHES FIRST END IN
Connection StyleGRIPPING NIPPLE (NOSE) SECOND END
Connection TypeTHREADED EXTERNAL HOSE GRIPPING SECOND END
Maximum Operating Temp212.0 FAHRENHEIT SINGLE RESPONSE DEGF
Connection TypeFLANGE FIRST END
Flange ShapeROUND FIRST END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
4730-01-075-2104 INTERCHANGEABLE
Adapter,straight,flange to Hose
4730-01-075-2983 INTERCHANGEABLE
Adapter,straight,flange to Hose
4730-01-075-5061 INTERCHANGEABLE
Adapter,straight,flange to Hose
4730-01-075-5062 INTERCHANGEABLE
Adapter,straight,flange to Hose
4730-01-075-6572 INTERCHANGEABLE
Adapter,straight,flange to Hose
4730-01-075-6573 INTERCHANGEABLE
Adapter,straight,flange to Hose
4730-01-075-7314 INTERCHANGEABLE
Adapter,straight,flange to Hose
4730-01-075-7315 INTERCHANGEABLE
Adapter,straight,flange to Hose
Cross-Reference Index
Part NumberManufacturer
M52525/10-8-8 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-DTL-52525/10 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M52525/10-8-8J 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
Related Parts
4730-01-075-2104INTERCHANGEABLE
ADAPTER,STRAIGHT,FLANGE TO HOSE
4730-01-075-2983INTERCHANGEABLE
ADAPTER,STRAIGHT,FLANGE TO HOSE
4730-01-075-5061INTERCHANGEABLE
ADAPTER,STRAIGHT,FLANGE TO HOSE
4730-01-075-5062INTERCHANGEABLE
ADAPTER,STRAIGHT,FLANGE TO HOSE
4730-01-075-6572INTERCHANGEABLE
ADAPTER,STRAIGHT,FLANGE TO HOSE
4730-01-075-6573INTERCHANGEABLE
ADAPTER,STRAIGHT,FLANGE TO HOSE
4730-01-075-7314INTERCHANGEABLE
ADAPTER,STRAIGHT,FLANGE TO HOSE
4730-01-075-7315INTERCHANGEABLE
ADAPTER,STRAIGHT,FLANGE TO HOSE

Frequently Asked Questions

What is NSN 4730-01-075-2103?

NSN 4730-01-075-2103 is a Adapter,straight,flange 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 4730-01-075-2103?

NSN 4730-01-075-2103 has 4 cross-referenced part numbers: M52525/10-8-8 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-DTL-52525/10 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M52525/10-8-8J (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).

What NSN replaces 4730-01-075-2103?

There are 8 known substitutes for 4730-01-075-2103: 4730-01-075-2104, 4730-01-075-2983, 4730-01-075-5061 and 5 more. Verify interchangeability with system specifications before substitution.

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

Key specifications for M52525/10-8-8: Surface Treatment: ZINC OVERALL; Nominal Overall Length: 2.780 INCHES IN; Furnished Items and Quantity: 1 HOSE COUPLING NUT; Nominal Thickness: 0.265 INCHES FIRST END IN. 20 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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