PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

428B-9Tailpiece,valve

Coyne & Delany Company Dba Delany Products Div Delany Products · NSN 4820-01-075-7389 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-075-7389 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-075-7389. Primary manufacturer part number: 428B-9.
Features
  • Tailpiece,valve — FSC 4820
  • Material: COPPER ALLOY
  • 3 verified cross-references
  • Primary manufacturer: Coyne & Delany Company Dba Delany Products Div Delany Products
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy construction
General Description

The Tailpiece,valve, cataloged under National Stock Number 4820-01-075-7389, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Coyne & Delany Company Dba Delany Products Div Delany Products. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4820-01-075-7389
Primary Part Number428B-9
Item NameTailpiece,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerCoyne & Delany Company Dba Delany Products Div Delany Products
StatusCANCELLED
MaterialCOPPER ALLOY
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
5910-00-041-1919 INTERCHANGEABLE
Shield,capacitor
6145-00-161-4505 INTERCHANGEABLE
Cable,power,electrical
5955-00-173-1390712731-3 INTERCHANGEABLE
Crystal Unit,quartz
Raytheon Company Div Rmd Strategic
5365-00-720-9208RG19 INTERCHANGEABLE
Bushing,nonmetallic
The Tire & Rim Association Inc
8010-01-097-5253 INTERCHANGEABLE
Thinner,paint Products
Cross-Reference Index
Part NumberManufacturer
9954 Interline Brands, Inc. Dba J. a. Sexauer (USA)
428B-9 PRIMARY Coyne & Delany Company Dba Delany Products Div Delany Products (USA)
099549 Interline Brands, Inc. Dba J. a. Sexauer (USA)
Related Parts
5910-00-041-1919INTERCHANGEABLE
SHIELD,CAPACITOR
6145-00-161-4505INTERCHANGEABLE
CABLE,POWER,ELECTRICAL
5955-00-173-1390INTERCHANGEABLE
CRYSTAL UNIT,QUARTZ
712731-3
5365-00-720-9208INTERCHANGEABLE
BUSHING,NONMETALLIC
RG19
8010-01-097-5253INTERCHANGEABLE
THINNER,PAINT PRODUCTS

Frequently Asked Questions

What is NSN 4820-01-075-7389?

NSN 4820-01-075-7389 is a Tailpiece,valve, manufactured by Coyne & Delany Company Dba Delany Products Div Delany Products, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-01-075-7389?

NSN 4820-01-075-7389 has 3 cross-referenced part numbers: 9954 (Interline Brands, Inc. Dba J. a. Sexauer), 428B-9 (Coyne & Delany Company Dba Delany Products Div Delany Products), 099549 (Interline Brands, Inc. Dba J. a. Sexauer).

What NSN replaces 4820-01-075-7389?

There are 5 known substitutes for 4820-01-075-7389: 5910-00-041-1919, 6145-00-161-4505, 5955-00-173-1390 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 428B-9?

Key specifications for 428B-9: Special Features: VENTED; Material: COPPER ALLOY. 2 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-01-075-7389 still in active supply?

NSN 4820-01-075-7389 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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