PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

102540Restrictor,fluid Flow

Defense & Development Enterprises Llc · NSN 4730-00-804-6689 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-804-6689 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-804-6689. Primary manufacturer part number: 102540.
Features
  • Restrictor,fluid Flow — FSC 4730
  • 3 verified cross-references
  • Primary manufacturer: Defense & Development Enterprises Llc
Applications
  • Plumbing and fluid distribution
  • Industrial piping systems
  • Fuel and lubricant distribution
General Description

The Restrictor,fluid Flow, cataloged under National Stock Number 4730-00-804-6689, 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 Defense & Development Enterprises Llc. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameRestrictor,fluid Flow
FSC / FSG4730 — No Item Name Available (FSG 47)
ManufacturersTriumph Thermal Systems - Maryland, Inc. (CAGE 01359); Defense & Development Enterprises Llc (CAGE 07KQ5); Hiller Aircraft Corporation (CAGE 89446)
Technical Specifications
ParameterValue
NSN4730-00-804-6689
Primary Part Number102540
Item NameRestrictor,fluid Flow
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerDefense & Development Enterprises Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
4920-00-526-0860102540 INTERCHANGEABLE
Rail,transfer
Air Logistics Corporation Dba Air Logistics Corp
5950-00-733-02649100-2264 INTERCHANGEABLE
Coil,radio Frequency
Hewlett-Packard Company Dba HP
5305-00-939-9644102540 INTERCHANGEABLE
Screw,machine
Massachusetts Institute of Technology
5130-01-018-2898102540 INTERCHANGEABLE
Wheel,abrasive
Starlite Industries Inc Dba Starliteindustries Div None
4030-01-264-9201 INTERCHANGEABLE
Wedge,wire Rope Socket
Cross-Reference Index
Part NumberManufacturer
102540 Triumph Thermal Systems - Maryland, Inc. (USA)
102540 PRIMARY Defense & Development Enterprises Llc (USA)
102540 Hiller Aircraft Corporation (USA)
Related Parts
4920-00-526-0860INTERCHANGEABLE
RAIL,TRANSFER
102540
5950-00-733-0264INTERCHANGEABLE
COIL,RADIO FREQUENCY
9100-2264
5305-00-939-9644INTERCHANGEABLE
SCREW,MACHINE
102540
5130-01-018-2898INTERCHANGEABLE
WHEEL,ABRASIVE
102540
4030-01-264-9201INTERCHANGEABLE
WEDGE,WIRE ROPE SOCKET

Frequently Asked Questions

What is NSN 4730-00-804-6689?

NSN 4730-00-804-6689 is a Restrictor,fluid Flow, manufactured by Defense & Development Enterprises Llc, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-804-6689?

NSN 4730-00-804-6689 has 3 cross-referenced part numbers: 102540 (Triumph Thermal Systems - Maryland, Inc.), 102540 (Defense & Development Enterprises Llc), 102540 (Hiller Aircraft Corporation).

What NSN replaces 4730-00-804-6689?

There are 5 known substitutes for 4730-00-804-6689: 4920-00-526-0860, 5950-00-733-0264, 5305-00-939-9644 and 2 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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