PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

531-6985695-F7Plate,orifice,fluid

Naval Sea Systems Command · NSN 4730-01-501-5017 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-501-5017 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-501-5017. Primary manufacturer part number: 531-6985695-F7.
Features
  • Plate,orifice,fluid — FSC 4730
  • Material Document and Classification: QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE
  • Inside Diameter: 0.1910 INCHES NOMINAL IN
  • Nominal Overall Thickness: 0.190 INCHES IN
  • Outside Diameter: 2.560 INCHES NOMINAL IN
  • Material: COPPER ALLOY
  • Shape: ROUND
  • 8 verified cross-references
Applications
  • Applications requiring Copper Alloy construction
General Description

The Plate,orifice,fluid, cataloged under National Stock Number 4730-01-501-5017, 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 Naval Sea Systems Command. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 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: Active.

Technical Specifications
ParameterValue
NSN4730-01-501-5017
Primary Part Number531-6985695-F7
Item NamePlate,orifice,fluid
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusACTIVE
Material Document and ClassificationQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE
Inside Diameter0.1910 INCHES NOMINAL IN
Nominal Overall Thickness0.190 INCHES IN
Outside Diameter2.560 INCHES NOMINAL IN
MaterialCOPPER ALLOY
ShapeROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
4730-01-501-5019531-6985694-F24 INTERCHANGEABLE
Restrictor Unit,fluid Flow
Naval Sea Systems Command
4730-01-501-5027531-6985694-F23 INTERCHANGEABLE
Restrictor Unit,fluid Flow
Naval Sea Systems Command
4720-01-501-5068531-6985694-F202 INTERCHANGEABLE
Hose Assembly,nonmetallic
Naval Sea Systems Command
4730-01-501-5074531-6985694-F202-1 INTERCHANGEABLE
Adapter,straight,pipe to Tube
Naval Sea Systems Command
4730-01-501-5461531-6985694-F263-3 INTERCHANGEABLE
Adapter,straight,pipe to Tube
Naval Sea Systems Command
4720-01-501-546848-00-3573MRA INTERCHANGEABLE
Hose,nonmetallic
Electric Boat Corporation Div General Dynamics Electric Boat
4730-01-501-5471AE38112-2432 INTERCHANGEABLE
Elbow,hose
Electric Boat Corporation Div General Dynamics Electric Boat
4720-01-501-5589531-6985694-F297 INTERCHANGEABLE
Hose Assembly,nonmetallic
Naval Sea Systems Command
4720-01-501-6429531-6985694-F263-1 INTERCHANGEABLE
Hose,nonmetallic
Naval Sea Systems Command
4720-01-501-6902531-6985694-F263 INTERCHANGEABLE
Hose Assembly,nonmetallic
Naval Sea Systems Command
Cross-Reference Index
Part NumberManufacturer
H655-1502-F7 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
531-6985695-F7 PRIMARY Naval Sea Systems Command (USA)
2621-561-02 PC-142 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
H655-1503-F7 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
218025492 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
531-6985694-F7 PRIMARY Naval Sea Systems Command (USA)
2621-561-02 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
531-6985694 Naval Sea Systems Command (USA)
Related Parts
4730-01-501-5019INTERCHANGEABLE
RESTRICTOR UNIT,FLUID FLOW
531-6985694-F24
4730-01-501-5027INTERCHANGEABLE
RESTRICTOR UNIT,FLUID FLOW
531-6985694-F23
4720-01-501-5068INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
531-6985694-F202
4730-01-501-5074INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
531-6985694-F202-1
4730-01-501-5461INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
531-6985694-F263-3
4720-01-501-5468INTERCHANGEABLE
HOSE,NONMETALLIC
48-00-3573MRA
4730-01-501-5471INTERCHANGEABLE
ELBOW,HOSE
AE38112-2432
4720-01-501-5589INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
531-6985694-F297
4720-01-501-6429INTERCHANGEABLE
HOSE,NONMETALLIC
531-6985694-F263-1
4720-01-501-6902INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
531-6985694-F263

Frequently Asked Questions

What is NSN 4730-01-501-5017?

NSN 4730-01-501-5017 is a Plate,orifice,fluid, manufactured by Naval Sea Systems Command, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-501-5017?

NSN 4730-01-501-5017 has 8 cross-referenced part numbers: H655-1502-F7 (Electric Boat Corporation Div General Dynamics Electric Boat), 531-6985695-F7 (Naval Sea Systems Command), 2621-561-02 PC-142 (Electric Boat Corporation Div General Dynamics Electric Boat), H655-1503-F7 (Electric Boat Corporation Div General Dynamics Electric Boat), 218025492 (Electric Boat Corporation Div General Dynamics Electric Boat) and 3 more.

What NSN replaces 4730-01-501-5017?

There are 10 known substitutes for 4730-01-501-5017: 4730-01-501-5019, 4730-01-501-5027, 4720-01-501-5068 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 531-6985695-F7?

Key specifications for 531-6985695-F7: Material Document and Classification: QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE; Inside Diameter: 0.1910 INCHES NOMINAL IN; Special Features: MATERIAL INCLUDES NICKEL; 1.000 NSP; DRILL ORIFICE TO 0.1910 IN. DIAMETER; FLANGE FACE SHALL HAVE A FINISH WITH A CIRCULAR LAY; MAXIMUM WP, 150 PSI; FITTING TO BE USED ON INBOARD CONNECTION OF BACKUP VALVE IN; Nominal Overall Thickness: 0.190 INCHES IN. 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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