PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

W-1526Adapter,straight,pipe to Tube

Mueller Brass Co. · NSN 4730-00-808-0394 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-808-0394 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-808-0394. Primary manufacturer part number: W-1526.
Features
  • Adapter,straight,pipe to Tube — FSC 4730
  • Connection Style: PLAIN (TUBE) FIRST END
  • Material: COPPER ALLOY OVERALL
  • Nominal Outside Diameter Tube Accommodated: 0.500 INCHES FIRST END IN
  • Nominal Overall Length: 1.063 INCHES IN
  • Nominal Thread Size: 0.250 INCHES SECOND END IN
  • Connection Style: PLAIN (PIPE) SECOND END
  • Thread Series Designator: NPT SECOND END
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Alloy Overall construction
General Description

The Adapter,straight,pipe to Tube, cataloged under National Stock Number 4730-00-808-0394, 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 Mueller Brass Co.. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-808-0394
Primary Part NumberW-1526
Item NameAdapter,straight,pipe to Tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerMueller Brass Co.
StatusCANCELLED
Connection StylePLAIN (TUBE) FIRST END
MaterialCOPPER ALLOY OVERALL
Nominal Outside Diameter Tube Accommodated0.500 INCHES FIRST END IN
Nominal Overall Length1.063 INCHES IN
Nominal Thread Size0.250 INCHES SECOND END IN
Connection StylePLAIN (PIPE) SECOND END
Thread Series DesignatorNPT SECOND END
Tubing Wall Nominal Thickness for Which Designed0.032 INCHES FIRST END IN
Material Document and ClassificationASTM B75 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Nominal Pipe Size Accommodated0.250 INCHES SECOND END IN
Connection TypeUNTHREADED EXTERNAL TUBE FIRST END
Connection TypeTHREADED INTERNAL PIPE SECOND END
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
6515-00-360-349050-4303 INTERCHANGEABLE
Retractor,abdominal
Specialty Surgical Instrumentation, Inc. Dba Symmetry Surgical Inc Div Symmetry Surgical
4720-00-730-0116CWC2INDIA INTERCHANGEABLE
Hose,air Duct
Flexaust Inc
5330-01-035-4923W-1526 INTERCHANGEABLE
Gasket
Trelleborg Sealing Solutions Us, Inc.
5970-01-037-7252CB5368-000 INTERCHANGEABLE
Insulation Sleeving,electrical
Te Connectivity Corporation Dba Raychem Product Division
Cross-Reference Index
Part NumberManufacturer
703-23/8X1/4 Nibco Inc (USA)
WC405W1526 Mueller Brass Co. (USA)
9975206-4 Us Army Aviation and Missile Command (USA)
B16-22-1951 American National Standards Institute Incorporated Dba American National Standards Institute (USA)
ADP55 Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters (USA)
603-1-1-2 Nibco Inc (USA)
4703-2R-1/2X1/4 Elkhart Products Corp (USA)
54650-7 Keco Industries, Inc. (USA)
W-1526 PRIMARY Mueller Brass Co. (USA)
Related Parts
6515-00-360-3490INTERCHANGEABLE
RETRACTOR,ABDOMINAL
50-4303
4720-00-730-0116INTERCHANGEABLE
HOSE,AIR DUCT
CWC2INDIA
5330-01-035-4923INTERCHANGEABLE
GASKET
W-1526
5970-01-037-7252INTERCHANGEABLE
INSULATION SLEEVING,ELECTRICAL
CB5368-000

Frequently Asked Questions

What is NSN 4730-00-808-0394?

NSN 4730-00-808-0394 is a Adapter,straight,pipe to Tube, manufactured by Mueller Brass Co., classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-808-0394?

NSN 4730-00-808-0394 has 9 cross-referenced part numbers: 703-23/8X1/4 (Nibco Inc), WC405W1526 (Mueller Brass Co.), 9975206-4 (Us Army Aviation and Missile Command), B16-22-1951 (American National Standards Institute Incorporated Dba American National Standards Institute), ADP55 (Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters) and 4 more.

What NSN replaces 4730-00-808-0394?

There are 4 known substitutes for 4730-00-808-0394: 6515-00-360-3490, 4720-00-730-0116, 5330-01-035-4923 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of W-1526?

Key specifications for W-1526: Connection Style: PLAIN (TUBE) FIRST END; Material: COPPER ALLOY OVERALL; Nominal Outside Diameter Tube Accommodated: 0.500 INCHES FIRST END IN; Nominal Overall Length: 1.063 INCHES IN. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-808-0394 still in active supply?

NSN 4730-00-808-0394 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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