PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S1025Adapter,straight,pipe to Tube

Cummins Inc. · NSN 4730-00-595-3305 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-595-3305 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-595-3305. Primary manufacturer part number: S1025.
Features
  • Adapter,straight,pipe to Tube — FSC 4730
  • Nondefinitive Spec/std Data: 5A FIGURE A
  • Nominal Overall Length: 1.391 INCHES IN
  • Connection Style: PLAIN (PIPE) SECOND END
  • Thread Class: 2B FIRST END
  • Nominal Outside Diameter Tube Accommodated: 0.750 INCHES FIRST END IN
  • Connection Type: THREADED INTERNAL TUBE FIRST END
  • Thread Quantity Per Inch: 16 FIRST 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 4730-00-595-3305, 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 Cummins Inc.. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-595-3305
Primary Part NumberS1025
Item NameAdapter,straight,pipe to Tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerCummins Inc.
StatusCANCELLED
Nondefinitive Spec/std Data5A FIGURE A
Nominal Overall Length1.391 INCHES IN
Connection StylePLAIN (PIPE) SECOND END
Thread Class2B FIRST END
Nominal Outside Diameter Tube Accommodated0.750 INCHES FIRST END IN
Connection TypeTHREADED INTERNAL TUBE FIRST END
Thread Quantity Per Inch16 FIRST END
MaterialCOPPER ALLOY OVERALL
Seat Angle42.0 DEGREES FIRST END
Nominal Thread Size1.062 INCHES FIRST END IN
Connection StyleINVERTED FLARE (TUBE) FIRST END
Connection TypeTHREADED EXTERNAL PIPE SECOND END
Thread Series DesignatorUN FIRST END
Specification/standard Data81343-J512 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Nominal Thread Size0.750 INCHES SECOND END IN
Nominal Pipe Size Accommodated0.750 INCHES SECOND END IN
Thread Series DesignatorNPTF SECOND END
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
6220-00-028-3570S1025 INTERCHANGEABLE
Light,cockpit,aircraft
Soderberg Manufacturing Company, Inc. Dba Soderberg Manufacturing
2920-00-351-645365198 INTERCHANGEABLE
Cover
Briggs and Stratton Corp
5950-00-357-8645S-1025 INTERCHANGEABLE
Transformer,power
Grand Transformers, Inc Dba Texas Transformer
5961-00-760-0912 INTERCHANGEABLE
Semiconductor Device,diode
4710-01-011-2505 INTERCHANGEABLE
Tube Assembly,metal
Cross-Reference Index
Part NumberManufacturer
S1025 PRIMARY Cummins Inc. (USA)
444894 Navistar International Corporation Dba Navistar (USA)
202X12 Dana Corp Weatherhead Div (USA)
100-20212 Dana Corp Weatherhead Div (USA)
J512 Sae International Dba Sae International (USA)
65198 PRIMARY Dresser, Llc (USA)
444894 PRIMARY Navistar Intl Corp Truck Br Ohio Plant (USA)
12-12 040102B Society of Automotive Engineers Inc (USA)
SAE-J512 Sae International Dba Sae International (USA)
12-12 040102B Sae International Dba Sae International (USA)
SAE J512 12-12 040102B PRIMARY Sae International Dba Sae International (USA)
100-20212 Danfoss Power Solutions II, Llc (USA)
J512 Society of Automotive Engineers Inc (USA)
Related Parts
6220-00-028-3570INTERCHANGEABLE
LIGHT,COCKPIT,AIRCRAFT
S1025
2920-00-351-6453INTERCHANGEABLE
COVER
65198
5950-00-357-8645INTERCHANGEABLE
TRANSFORMER,POWER
S-1025
5961-00-760-0912INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
4710-01-011-2505INTERCHANGEABLE
TUBE ASSEMBLY,METAL

Frequently Asked Questions

What is NSN 4730-00-595-3305?

NSN 4730-00-595-3305 is a Adapter,straight,pipe to Tube, manufactured by Cummins Inc., classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-595-3305?

NSN 4730-00-595-3305 has 13 cross-referenced part numbers: S1025 (Cummins Inc.), 444894 (Navistar International Corporation Dba Navistar), 202X12 (Dana Corp Weatherhead Div), 100-20212 (Dana Corp Weatherhead Div), J512 (Sae International Dba Sae International) and 8 more.

What NSN replaces 4730-00-595-3305?

There are 5 known substitutes for 4730-00-595-3305: 6220-00-028-3570, 2920-00-351-6453, 5950-00-357-8645 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of S1025?

Key specifications for S1025: Nondefinitive Spec/std Data: 5A FIGURE A; Nominal Overall Length: 1.391 INCHES IN; Connection Style: PLAIN (PIPE) SECOND END; Thread Class: 2B FIRST END. 19 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-595-3305 still in active supply?

NSN 4730-00-595-3305 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.
PartsTable Design LLC · partstable.com