PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B-300-7-2Adapter,straight,pipe to Tube

Swagelok Co · NSN 4730-00-722-1369 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-722-1369 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-722-1369. Primary manufacturer part number: B-300-7-2.
Features
  • Adapter,straight,pipe to Tube — FSC 4730
  • Operating Pressure: 3570.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
  • Nominal Thread Size: 0.375 INCHES FIRST END IN
  • Thread Quantity Per Inch: 20 FIRST END
  • Thread Series Designator: NPT SECOND END
  • Furnished Items and Quantity: 1 TUBE COUPLING NUT W/SLEEVE
  • Connection Type: THREADED INTERNAL PIPE SECOND END
  • Thread Series Designator: UN FIRST END
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Alloy 360 Overall construction
General Description

The Adapter,straight,pipe to Tube, cataloged under National Stock Number 4730-00-722-1369, 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 Swagelok Co. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-722-1369
Primary Part NumberB-300-7-2
Item NameAdapter,straight,pipe to Tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerSwagelok Co
StatusACTIVE
Operating Pressure3570.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Nominal Thread Size0.375 INCHES FIRST END IN
Thread Quantity Per Inch20 FIRST END
Thread Series DesignatorNPT SECOND END
Furnished Items and Quantity1 TUBE COUPLING NUT W/SLEEVE
Connection TypeTHREADED INTERNAL PIPE SECOND END
Thread Series DesignatorUN FIRST END
Media for Which DesignedHYDRAULIC FLUID FIRST RESPONSE
Material Document and ClassificationQQ-B-626,COMP 22,1/2 H FED SPEC 1ST MATERIAL RESPONSE BODY
Nominal Overall Length0.906 INCHES IN
Nominal Outside Diameter Tube Accommodated0.188 INCHES FIRST END IN
Connection StyleFLARELESS (TUBE) FIRST END
Connection StylePLAIN (PIPE) SECOND END
MaterialCOPPER ALLOY 360 OVERALL
Nominal Thread Size0.125 INCHES SECOND END IN
Thread Class3A FIRST END A
Media for Which DesignedAIR SECOND RESPONSE
Connection TypeTHREADED EXTERNAL TUBE FIRST END
Seat Angle20.0 DEGREES FIRST END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
3110-00-100-0502200562 INTERCHANGEABLE
Cup,tapered Roller Bearing
Acf Industries Inc
3010-00-138-668330072 INTERCHANGEABLE
Coupling,shaft,rigid
Testek Llc Dba Testek Solutions
5940-00-146-284430-072 INTERCHANGEABLE
Splice,conductor
Ideal Industries, Inc.
5998-01-114-4049 INTERCHANGEABLE
Circuit Card Assembly
5315-01-179-1197 INTERCHANGEABLE
Key,machine
1630-01-228-009730072 INTERCHANGEABLE
Piston,hydraulic Brake
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
2530-01-270-2398 INTERCHANGEABLE
Cylinder Assembly,actuating,line
5331-01-432-565530072 INTERCHANGEABLE
O-Ring
Hampton Hydraulics, Llc. Dba Great Bend Industries Div Hampton Hydraulics, Llc.
4820-01-507-078430072-010NM INTERCHANGEABLE
Retainer,disk,valve
Curtiss-Wright Flow Control Corporation Dba Curtiss-Wright Flow Control Co Div Target Rock Division
8465-01-517-476713157 INTERCHANGEABLE
Hydration System
Tenacious Holdings Inc. Dba Ergodyne
Cross-Reference Index
Part NumberManufacturer
B-300-7-2 PRIMARY Swagelok Co (USA)
3CF2 J R Douglass Company (USA)
3-2 GBZ-B Parker-Hannifin Corporation Div Instrumentation Products Division (USA)
3 FSC 2N-B Parker-Hannifin Corporation Div Instrumentation Products Division (USA)
300-7-2 Swagelok Co (USA)
3CF2 PRIMARY Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA)
Related Parts
3110-00-100-0502INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
200562
3010-00-138-6683INTERCHANGEABLE
COUPLING,SHAFT,RIGID
30072
5940-00-146-2844INTERCHANGEABLE
SPLICE,CONDUCTOR
30-072
5998-01-114-4049INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5315-01-179-1197INTERCHANGEABLE
KEY,MACHINE
1630-01-228-0097INTERCHANGEABLE
PISTON,HYDRAULIC BRAKE
30072
2530-01-270-2398INTERCHANGEABLE
CYLINDER ASSEMBLY,ACTUATING,LINE
5331-01-432-5655INTERCHANGEABLE
O-RING
30072
4820-01-507-0784INTERCHANGEABLE
RETAINER,DISK,VALVE
30072-010NM
8465-01-517-4767INTERCHANGEABLE
HYDRATION SYSTEM
13157
6520-01-660-5337INTERCHANGEABLE
CALCIUM HYDROXIDE PASTE,DENTAL
048-7330

Frequently Asked Questions

What is NSN 4730-00-722-1369?

NSN 4730-00-722-1369 is a Adapter,straight,pipe to Tube, manufactured by Swagelok Co, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-722-1369?

NSN 4730-00-722-1369 has 6 cross-referenced part numbers: B-300-7-2 (Swagelok Co), 3CF2 (J R Douglass Company), 3-2 GBZ-B (Parker-Hannifin Corporation Div Instrumentation Products Division), 3 FSC 2N-B (Parker-Hannifin Corporation Div Instrumentation Products Division), 300-7-2 (Swagelok Co) and 1 more.

What NSN replaces 4730-00-722-1369?

There are 11 known substitutes for 4730-00-722-1369: 3110-00-100-0502, 3010-00-138-6683, 5940-00-146-2844 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B-300-7-2?

Key specifications for B-300-7-2: Operating Pressure: 3570.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Nominal Thread Size: 0.375 INCHES FIRST END IN; Thread Quantity Per Inch: 20 FIRST END; Thread Series Designator: NPT SECOND END. 19 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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