PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

048-00244-000Restrictor,fluid Flow

Aqua-Chem, Inc. Dba Aqua-Chem Inc · NSN 4730-01-197-7779 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-197-7779 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-197-7779. Primary manufacturer part number: 048-00244-000.
Features
  • Restrictor,fluid Flow — FSC 4730
  • Hose/tube Size for Which Designed: 1-3/4 IN.OD TUBE IN
  • Orifice Diameter: 0.266 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
  • Design Type: PLATE
  • Thread Provision: UNTHREADED LOCATION NOT OTHERWISE SPECIFIED
  • Material: NICKEL ALLOY OR NICKEL ALLOY 400
  • Length: 2.094 INCHES NOMINAL IN
  • Outside Diameter: 1.906 INCHES NOMINAL IN
Applications
  • Applications requiring Nickel Alloy or Nickel Alloy 400 construction
General Description

The Restrictor,fluid Flow, cataloged under National Stock Number 4730-01-197-7779, 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 Aqua-Chem, Inc. Dba Aqua-Chem Inc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-01-197-7779
Primary Part Number048-00244-000
Item NameRestrictor,fluid Flow
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerAqua-Chem, Inc. Dba Aqua-Chem Inc
StatusCANCELLED
Hose/tube Size for Which Designed1-3/4 IN.OD TUBE IN
Orifice Diameter0.266 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
Design TypePLATE
Thread ProvisionUNTHREADED LOCATION NOT OTHERWISE SPECIFIED
MaterialNICKEL ALLOY OR NICKEL ALLOY 400
Length2.094 INCHES NOMINAL IN
Outside Diameter1.906 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
4730-00-289-5176 INTERCHANGEABLE
Plug,pipe
2930-00-913-8658337156-901 INTERCHANGEABLE
Cap,filler Opening
Young Touchstone Company Div Young Touchstone
5961-01-102-6556 INTERCHANGEABLE
Transistor
5310-01-107-769748244 INTERCHANGEABLE
Washer
Mcneil Ohio Corp
4730-01-196-7696048-00246-000 INTERCHANGEABLE
Restrictor,fluid Flow
Aqua-Chem, Inc. Dba Aqua-Chem Inc
4730-01-196-9175633-D7657-000 PIECE 23 INTERCHANGEABLE
Strainer Element,sediment
Aqua-Chem, Inc. Dba Aqua-Chem Inc
4730-01-196-9206048-00243-000 INTERCHANGEABLE
Restrictor,fluid Flow
Aqua-Chem, Inc. Dba Aqua-Chem Inc
4820-01-197-4958633-D7657-000 PIECE 58 INTERCHANGEABLE
Head,safety,pressure Relief
Aqua-Chem, Inc. Dba Aqua-Chem Inc
4730-01-197-7778048-00245-000 INTERCHANGEABLE
Restrictor,fluid Flow
Aqua-Chem, Inc. Dba Aqua-Chem Inc
5340-01-647-5277482422 INTERCHANGEABLE
Cover,access
Technology Dynamics, Inc. Dba Mid-Eastern Industries Division
Cross-Reference Index
Part NumberManufacturer
641E7631 Aqua-Chem, Inc. (USA)
633D7657 Aqua-Chem, Inc. (USA)
633-178 Aqua-Chem, Inc. (USA)
48-242-2 Aqua-Chem, Inc. (USA)
633-178 PIECE 34 Aqua-Chem, Inc. (USA)
633-D7657-000 PIECE 34 Aqua-Chem, Inc. (USA)
633D7657 PIECE 34 Aqua-Chem, Inc. (USA)
48-244 Aqua-Chem, Inc. (USA)
048-00244-000 Aqua-Chem, Inc. (USA)
633-00178-000 PIECE 34 Aqua-Chem, Inc. (USA)
048-00244-000 PRIMARY Aqua-Chem, Inc. Dba Aqua-Chem Inc (USA)
Related Parts
4730-00-289-5176INTERCHANGEABLE
PLUG,PIPE
2930-00-913-8658INTERCHANGEABLE
CAP,FILLER OPENING
337156-901
5961-01-102-6556INTERCHANGEABLE
TRANSISTOR
5310-01-107-7697INTERCHANGEABLE
WASHER
48244
4730-01-196-7696INTERCHANGEABLE
RESTRICTOR,FLUID FLOW
048-00246-000
4730-01-196-9175INTERCHANGEABLE
STRAINER ELEMENT,SEDIMENT
633-D7657-000 PIECE 23
4730-01-196-9206INTERCHANGEABLE
RESTRICTOR,FLUID FLOW
048-00243-000
4820-01-197-4958INTERCHANGEABLE
HEAD,SAFETY,PRESSURE RELIEF
633-D7657-000 PIECE 58
4730-01-197-7778INTERCHANGEABLE
RESTRICTOR,FLUID FLOW
048-00245-000
5340-01-647-5277INTERCHANGEABLE
COVER,ACCESS
482422

Frequently Asked Questions

What is NSN 4730-01-197-7779?

NSN 4730-01-197-7779 is a Restrictor,fluid Flow, manufactured by Aqua-Chem, Inc. Dba Aqua-Chem Inc, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-01-197-7779?

NSN 4730-01-197-7779 has 11 cross-referenced part numbers: 641E7631 (Aqua-Chem, Inc.), 633D7657 (Aqua-Chem, Inc.), 633-178 (Aqua-Chem, Inc.), 48-242-2 (Aqua-Chem, Inc.), 633-178 PIECE 34 (Aqua-Chem, Inc.) and 6 more.

What NSN replaces 4730-01-197-7779?

There are 10 known substitutes for 4730-01-197-7779: 4730-00-289-5176, 2930-00-913-8658, 5961-01-102-6556 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 048-00244-000?

Key specifications for 048-00244-000: Hose/tube Size for Which Designed: 1-3/4 IN.OD TUBE IN; Orifice Diameter: 0.266 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN; Design Type: PLATE; Thread Provision: UNTHREADED LOCATION NOT OTHERWISE SPECIFIED. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-01-197-7779 still in active supply?

NSN 4730-01-197-7779 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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