PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

DL1S8700-976226PH45KEB1498Nut,tube Coupling

Naval Sea Systems Command · NSN 4730-00-343-6954 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-343-6954 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-343-6954. Primary manufacturer part number: DL1S8700-976226PH45KEB1498.
Features
  • Nut,tube Coupling — FSC 4730
  • Thread Direction: RIGHT-HAND
  • Material: COPPER OVERALL
  • Thread Series: UNS
  • Nominal Tube Outside Diameter: 0.187 INCHES IN
  • Thread Quantity Per Inch: 27
  • Nut Height: 0.343 INCHES NOMINAL IN
  • Nominal Thread Size: 0.375 INCHES IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Fluid conveyance
  • Hydraulic system plumbing
General Description

The Nut,tube Coupling, cataloged under National Stock Number 4730-00-343-6954, 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 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-343-6954
Primary Part NumberDL1S8700-976226PH45KEB1498
Item NameNut,tube Coupling
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusACTIVE
Thread DirectionRIGHT-HAND
MaterialCOPPER OVERALL
Thread SeriesUNS
Nominal Tube Outside Diameter0.187 INCHES IN
Thread Quantity Per Inch27
Nut Height0.343 INCHES NOMINAL IN
Nominal Thread Size0.375 INCHES IN
Width Across Flats0.437 INCHES NOMINAL IN
Thread Class3B
Nut StyleTUBE COUPLING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
7350-00-162-30067350001623006 INTERCHANGEABLE
Cup,disposable
National Industries for the Blind
4320-00-398-57181498 INTERCHANGEABLE
Impeller,pump,centrifugal
Curtiss-Wright Electro-Mechanical Corporation Div Epd
2530-00-419-8743FC1498 INTERCHANGEABLE
Piston,hydraulic Brake,master Cy
Federal Mogul Corp Sub Wagner Brake Moog Automotive Div
5315-00-664-3392 INTERCHANGEABLE
Pin,hollow
5865-01-038-3924083-001126 INTERCHANGEABLE
Plate,switch,program
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
5310-01-161-73111498 INTERCHANGEABLE
Washer,flat
DP Manufacturing Inc.
2590-01-180-280651498 INTERCHANGEABLE
Filter Element,fluid
Wix Corp
6150-01-199-814214-98 INTERCHANGEABLE
Housing,electrical Rotating Equi
Motorola Automotive Electronics
4140-01-248-260627539 INTERCHANGEABLE
Fan Assembly
Paxton Products Inc
4820-01-283-1902 INTERCHANGEABLE
Seat,valve
Cross-Reference Index
Part NumberManufacturer
DL1S8700-976226PH45KEB1498 PRIMARY Naval Sea Systems Command (USA)
E3535PC12 PRIMARY King Engineering Corporation Dba King-Gage Systems (USA)
DL1S8700-976226PC12 Naval Ship Systems Command (USA)
E3156-3PC1498 PRIMARY King Engineering Corporation Dba King-Gage Systems (USA)
E3601PC20 PRIMARY King Engineering Corporation Dba King-Gage Systems (USA)
1498 PRIMARY King Engineering Corporation Dba King-Gage Systems (USA)
DL1S8700-976226PC12 PRIMARY Naval Sea Systems Command (USA)
DL1S8700-976226PH45KEB1498 Naval Ship Systems Command (USA)
E3602PC8 PRIMARY King Engineering Corporation Dba King-Gage Systems (USA)
Related Parts
7350-00-162-3006INTERCHANGEABLE
CUP,DISPOSABLE
7350001623006
4320-00-398-5718INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
1498
2530-00-419-8743INTERCHANGEABLE
PISTON,HYDRAULIC BRAKE,MASTER CY
FC1498
5315-00-664-3392INTERCHANGEABLE
PIN,HOLLOW
5865-01-038-3924INTERCHANGEABLE
PLATE,SWITCH,PROGRAM
083-001126
5310-01-161-7311INTERCHANGEABLE
WASHER,FLAT
1498
2590-01-180-2806INTERCHANGEABLE
FILTER ELEMENT,FLUID
51498
6150-01-199-8142INTERCHANGEABLE
HOUSING,ELECTRICAL ROTATING EQUI
14-98
4140-01-248-2606INTERCHANGEABLE
FAN ASSEMBLY
27539
4820-01-283-1902INTERCHANGEABLE
SEAT,VALVE
4820-01-283-8525INTERCHANGEABLE
SEAT,VALVE
4820-01-283-8526INTERCHANGEABLE
SEAT,VALVE

Frequently Asked Questions

What is NSN 4730-00-343-6954?

NSN 4730-00-343-6954 is a Nut,tube Coupling, manufactured by Naval Sea Systems Command, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-343-6954?

NSN 4730-00-343-6954 has 9 cross-referenced part numbers: DL1S8700-976226PH45KEB1498 (Naval Sea Systems Command), E3535PC12 (King Engineering Corporation Dba King-Gage Systems), DL1S8700-976226PC12 (Naval Ship Systems Command), E3156-3PC1498 (King Engineering Corporation Dba King-Gage Systems), E3601PC20 (King Engineering Corporation Dba King-Gage Systems) and 4 more.

What NSN replaces 4730-00-343-6954?

There are 12 known substitutes for 4730-00-343-6954: 7350-00-162-3006, 4320-00-398-5718, 2530-00-419-8743 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of DL1S8700-976226PH45KEB1498?

Key specifications for DL1S8700-976226PH45KEB1498: Thread Direction: RIGHT-HAND; Material: COPPER OVERALL; Thread Series: UNS; Nominal Tube Outside Diameter: 0.187 INCHES IN. 10 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com