PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A6404Adapter,straight,pipe to Hose

Dana Corp Weatherhead Div · NSN 4730-00-430-5575 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-430-5575 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-430-5575. Primary manufacturer part number: A6404.
Features
  • Adapter,straight,pipe to Hose — FSC 4730
  • Connection Style: PLAIN (PIPE) FIRST END
  • Thread Series Designator: NPT FIRST END
  • Furnished Items and Quantity: 1 HOSE COUPLING NUT
  • Connection Type: UNTHREADED EXTERNAL HOSE SECOND END
  • Nominal Thread Size: 0.375 INCHES FIRST END IN
  • Connection Type: THREADED EXTERNAL PIPE FIRST END
  • Nominal Overall Length: 1.250 INCHES IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Alloy Overall construction
General Description

The Adapter,straight,pipe to Hose, cataloged under National Stock Number 4730-00-430-5575, 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 Dana Corp Weatherhead Div. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-430-5575
Primary Part NumberA6404
Item NameAdapter,straight,pipe to Hose
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerDana Corp Weatherhead Div
StatusACTIVE
Connection StylePLAIN (PIPE) FIRST END
Thread Series DesignatorNPT FIRST END
Furnished Items and Quantity1 HOSE COUPLING NUT
Connection TypeUNTHREADED EXTERNAL HOSE SECOND END
Nominal Thread Size0.375 INCHES FIRST END IN
Connection TypeTHREADED EXTERNAL PIPE FIRST END
Nominal Overall Length1.250 INCHES IN
MaterialCOPPER ALLOY OVERALL
Nominal Inside Diameter Hose Accommodated0.375 INCHES SECOND END IN
Connection StylePLAIN (HOSE) SECOND END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
2530-00-368-4901D72435A INTERCHANGEABLE
Brake Assy
U S Army Tank Automotive Command Amsta-Im-Mm
Cross-Reference Index
Part NumberManufacturer
A6404 Dana Corp Weatherhead Div (USA)
A6404 Danfoss Power Solutions II, Llc (USA)
Related Parts
2530-00-368-4901INTERCHANGEABLE
BRAKE ASSY
D72435A

Frequently Asked Questions

What is NSN 4730-00-430-5575?

NSN 4730-00-430-5575 is a Adapter,straight,pipe to Hose, manufactured by Dana Corp Weatherhead Div, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-430-5575?

NSN 4730-00-430-5575 has 2 cross-referenced part numbers: A6404 (Dana Corp Weatherhead Div), A6404 (Danfoss Power Solutions II, Llc).

What NSN replaces 4730-00-430-5575?

There is 1 known substitute for 4730-00-430-5575: 2530-00-368-4901. Verify interchangeability with system specifications before substitution.

What are the specifications of A6404?

Key specifications for A6404: Connection Style: PLAIN (PIPE) FIRST END; Thread Series Designator: NPT FIRST END; Furnished Items and Quantity: 1 HOSE COUPLING NUT; Connection Type: UNTHREADED EXTERNAL HOSE SECOND END. 11 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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