PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

100-049Adapter,straight,pipe to Gas Fit

Hydro-Test Products, Inc. Dba Hydro-Test Products Inc · NSN 4730-01-651-9298 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-651-9298 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-651-9298. Primary manufacturer part number: 100-049.
Features
  • Adapter,straight,pipe to Gas Fit — FSC 4730
  • Media for Which Designed: WATER SINGLE RESPONSE
  • Flange Shape: HEXAGON SECOND END
  • Nominal Outside Diameter: 0.700 INCHES FIRST END IN
  • Nominal Thread Size: 18.0 MILLIMETERS FIRST END MM
  • Material: COPPER ALLOY OVERALL
  • Thread Series Designator: M FIRST END
  • 1 verified cross-reference
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Alloy Overall construction
General Description

The Adapter,straight,pipe to Gas Fit, cataloged under National Stock Number 4730-01-651-9298, 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 Hydro-Test Products, Inc. Dba Hydro-Test Products Inc. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN4730-01-651-9298
Primary Part Number100-049
Item NameAdapter,straight,pipe to Gas Fit
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerHydro-Test Products, Inc. Dba Hydro-Test Products Inc
StatusACTIVE
Media for Which DesignedWATER SINGLE RESPONSE
Flange ShapeHEXAGON SECOND END
Nominal Outside Diameter0.700 INCHES FIRST END IN
Nominal Thread Size18.0 MILLIMETERS FIRST END MM
MaterialCOPPER ALLOY OVERALL
Thread Series DesignatorM FIRST END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5950-00-401-6393 INTERCHANGEABLE
Transformer,power
4730-00-540-1733100049 INTERCHANGEABLE
Adapter,straight,pipe to Gas Fit
Metadure Parts & Sales, Inc.
3120-00-540-7565B35-3 INTERCHANGEABLE
Bearing,sleeve
Altra Industrial Motion Corp.
1560-00-606-3115 INTERCHANGEABLE
Tube Assembly,fuel Tank
4510-00-707-5972199401085 INTERCHANGEABLE
Repair Kit Water Pu
L & L Boiler Maintenance Inc
5310-00-771-95501000-49 INTERCHANGEABLE
Nut,plain,round
Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc
6625-00-777-7413100049 INTERCHANGEABLE
Cable Assembly,elec
Mission Systems Davenport Inc.
6685-01-048-0753639AS658 INTERCHANGEABLE
Gage,pressure,dial Indicating
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
3120-01-100-9838100049 INTERCHANGEABLE
Bearing Assy,jewel
Trans-Cal Industries, Inc
5306-01-413-739410004-9 INTERCHANGEABLE
Bolt,machine
Blissfield Manufacturing Company
Cross-Reference Index
Part NumberManufacturer
100-049 PRIMARY Hydro-Test Products, Inc. Dba Hydro-Test Products Inc (USA)
Related Parts
5950-00-401-6393INTERCHANGEABLE
TRANSFORMER,POWER
4730-00-540-1733INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO GAS FIT
100049
3120-00-540-7565INTERCHANGEABLE
BEARING,SLEEVE
B35-3
1560-00-606-3115INTERCHANGEABLE
TUBE ASSEMBLY,FUEL TANK
4510-00-707-5972INTERCHANGEABLE
REPAIR KIT WATER PU
199401085
5310-00-771-9550INTERCHANGEABLE
NUT,PLAIN,ROUND
1000-49
6625-00-777-7413INTERCHANGEABLE
CABLE ASSEMBLY,ELEC
100049
6685-01-048-0753INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
639AS658
3120-01-100-9838INTERCHANGEABLE
BEARING ASSY,JEWEL
100049
5306-01-413-7394INTERCHANGEABLE
BOLT,MACHINE
10004-9
6530-01-662-0383INTERCHANGEABLE
LITTER SET

Frequently Asked Questions

What is NSN 4730-01-651-9298?

NSN 4730-01-651-9298 is a Adapter,straight,pipe to Gas Fit, manufactured by Hydro-Test Products, Inc. Dba Hydro-Test Products Inc, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-651-9298?

NSN 4730-01-651-9298 has 1 cross-referenced part number: 100-049 (Hydro-Test Products, Inc. Dba Hydro-Test Products Inc).

What NSN replaces 4730-01-651-9298?

There are 11 known substitutes for 4730-01-651-9298: 5950-00-401-6393, 4730-00-540-1733, 3120-00-540-7565 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 100-049?

Key specifications for 100-049: Media for Which Designed: WATER SINGLE RESPONSE; Flange Shape: HEXAGON SECOND END; Nominal Outside Diameter: 0.700 INCHES FIRST END IN; Special Features: TPI 16; DRAGER SCUBA REBREATHER. 8 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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