PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

CS4730-0108A051DJFlange,pipe

Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) · NSN 4730-00-989-7457 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-989-7457 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-989-7457. Primary manufacturer part number: CS4730-0108A051DJ.
Features
  • Flange,pipe — FSC 4730
  • Bolt Hole Quantity: 6
  • Face Seating Surface Condition: MACHINED
  • Socket Diameter: 1.900 INCHES NOMINAL IN
  • Material: COPPER ALLOY
  • Maximum Operating Temp and Media for Which Designed: 425.0 FAHRENHEIT STEAM DEGF
  • Style Designator: ROUND, ONE BOLT HOLE CIRCLE
  • Nondefinitive Spec/std Data: PR TYPE
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Alloy construction
General Description

The Flange,pipe, cataloged under National Stock Number 4730-00-989-7457, 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 Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings). Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-989-7457
Primary Part NumberCS4730-0108A051DJ
Item NameFlange,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerDla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)
StatusCANCELLED
Bolt Hole Quantity6
Face Seating Surface ConditionMACHINED
Socket Diameter1.900 INCHES NOMINAL IN
MaterialCOPPER ALLOY
Maximum Operating Temp and Media for Which Designed425.0 FAHRENHEIT STEAM DEGF
Style DesignatorROUND, ONE BOLT HOLE CIRCLE
Nondefinitive Spec/std DataPR TYPE
Operating Pressure and Type250.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS
Bore Diameter1.742 INCHES NOMINAL IN
Thickness0.812 INCHES NOMINAL IN
Flange Section StylePLAIN FACE, SOCKET BRAZING NECK
Flange Diameter5.062 INCHES NOMINAL IN
Tube Outside Diameter for Which Designed1.900 INCHES NOMINAL IN
Neck Height0.938 INCHES NOMINAL IN
Bolt Hole Diameter0.562 INCHES NOMINAL IN
Bolt Circle Diameter3.938 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4730-00-088-8802CS4730-0108A058DJ INTERCHANGEABLE
Flange,pipe
Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)
4730-00-541-3188CS4730-0108A045DJ INTERCHANGEABLE
Flange,pipe
Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)
4730-00-541-3189CS4730-0108A046DJ INTERCHANGEABLE
Flange,pipe
Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)
4730-00-541-3190CS4730-0108A047DJ INTERCHANGEABLE
Flange,pipe
Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)
4730-00-541-3193 INTERCHANGEABLE
Flange,pipe
4730-00-541-3195CS4730-0108A052DJ INTERCHANGEABLE
Flange,pipe
Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)
4730-00-541-3204 INTERCHANGEABLE
Flange,pipe
4730-00-541-3205CS4730-0108A126DJ INTERCHANGEABLE
Flange,pipe
Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)
4730-00-541-4740CS4730-0108B053DH INTERCHANGEABLE
Flange,pipe
Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)
4730-00-989-7458CS4730-0108A054DJ INTERCHANGEABLE
Flange,pipe
Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)
Cross-Reference Index
Part NumberManufacturer
5000S4823-1385621 Naval Ship Systems Command (USA)
CS4730-0108A051DJ Flagg Stanley G & Co Inc Dba Flagg Brass (USA)
CS4730-0108A051DJ PRIMARY Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA)
CS4730-0108A051DJ Derbyshire Machine & Tool Co (USA)
MILF20042C Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
CS4730-0108A051DJ The Walworth Company (USA)
MIL-PRF-20042 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
CS4730-0108A051DJ Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (USA)
Related Parts
4730-00-088-8802INTERCHANGEABLE
FLANGE,PIPE
CS4730-0108A058DJ
4730-00-541-3188INTERCHANGEABLE
FLANGE,PIPE
CS4730-0108A045DJ
4730-00-541-3189INTERCHANGEABLE
FLANGE,PIPE
CS4730-0108A046DJ
4730-00-541-3190INTERCHANGEABLE
FLANGE,PIPE
CS4730-0108A047DJ
4730-00-541-3193INTERCHANGEABLE
FLANGE,PIPE
4730-00-541-3195INTERCHANGEABLE
FLANGE,PIPE
CS4730-0108A052DJ
4730-00-541-3204INTERCHANGEABLE
FLANGE,PIPE
4730-00-541-3205INTERCHANGEABLE
FLANGE,PIPE
CS4730-0108A126DJ
4730-00-541-4740INTERCHANGEABLE
FLANGE,PIPE
CS4730-0108B053DH
4730-00-989-7458INTERCHANGEABLE
FLANGE,PIPE
CS4730-0108A054DJ
4730-00-989-7459INTERCHANGEABLE
FLANGE,PIPE
5000S4823-138562A
4730-00-989-7461INTERCHANGEABLE
FLANGE,PIPE
CS4730-0108A057DJ

Frequently Asked Questions

What is NSN 4730-00-989-7457?

NSN 4730-00-989-7457 is a Flange,pipe, manufactured by Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings), classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-989-7457?

NSN 4730-00-989-7457 has 8 cross-referenced part numbers: 5000S4823-1385621 (Naval Ship Systems Command), CS4730-0108A051DJ (Flagg Stanley G & Co Inc Dba Flagg Brass), CS4730-0108A051DJ (Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)), CS4730-0108A051DJ (Derbyshire Machine & Tool Co), MILF20042C (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 3 more.

What NSN replaces 4730-00-989-7457?

There are 12 known substitutes for 4730-00-989-7457: 4730-00-088-8802, 4730-00-541-3188, 4730-00-541-3189 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of CS4730-0108A051DJ?

Key specifications for CS4730-0108A051DJ: Bolt Hole Quantity: 6; Face Seating Surface Condition: MACHINED; Socket Diameter: 1.900 INCHES NOMINAL IN; Material: COPPER ALLOY. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-989-7457 still in active supply?

NSN 4730-00-989-7457 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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