PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8CBreaker,vacuum,flush Valve

Watts Regulator Company · NSN 4510-01-152-9276 · FSC 4510 · No Item Name Available
Verified by PartsTable
NSN 4510-01-152-9276 — this item is cataloged by the U.S. Government under National Stock Number 4510-01-152-9276. Primary manufacturer part number: 8C.
Features
  • Breaker,vacuum,flush Valve — FSC 4510
  • Inlet Connection Type: THREADED INTERNAL PIPE
  • Outlet Connection Type: THREADED EXTERNAL PIPE
  • Inlet Connection Size: 3/4
  • Material: COPPER ALLOY
  • Outlet Connection Size: 3/4
  • 2 verified cross-references
  • Primary manufacturer: Watts Regulator Company
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy construction
General Description

The Breaker,vacuum,flush Valve, cataloged under National Stock Number 4510-01-152-9276, is classified within Federal Supply Class 4510 (No Item Name Available) of the Plumbing, Heating, and Waste Disposal group. The primary manufacturer of record is Watts Regulator Company. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, 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
NSN4510-01-152-9276
Primary Part Number8C
Item NameBreaker,vacuum,flush Valve
FSC / FSG4510 / 45 — No Item Name Available
ManufacturerWatts Regulator Company
StatusACTIVE
Inlet Connection TypeTHREADED INTERNAL PIPE
Outlet Connection TypeTHREADED EXTERNAL PIPE
Inlet Connection Size3/4
MaterialCOPPER ALLOY
Outlet Connection Size3/4
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5130-00-097-8078 INTERCHANGEABLE
Wheel,abrasive
3010-00-165-22078C INTERCHANGEABLE
Coupling,shaft,flexible
Reliance Electric Company Dba Reliance & Dodge Brands
5130-00-172-341880M INTERCHANGEABLE
Wheel,abrasive
Matz Rubber Company, Inc. Dba Matz Rubber Co Inc
3010-00-239-34390706705 INTERCHANGEABLE
Coupling,shaft,flexible
Regal Rexnord Corporation
5930-00-452-4552 INTERCHANGEABLE
Switch,centrifugal
5961-00-532-1027 INTERCHANGEABLE
Transistor
5905-00-556-7212A40191 INTERCHANGEABLE
Resistor,thermal
Telephone Company of America Incorporated
5940-00-636-97468C INTERCHANGEABLE
Splice,conductor
Abb Installation Products Inc
5342-00-693-9062 INTERCHANGEABLE
Gland,door Closer
4730-00-868-51928C3-4 INTERCHANGEABLE
Trap,steam
Itt Fluid Technology Corp Itt Mcdonnell and Miller
Cross-Reference Index
Part NumberManufacturer
8C PRIMARY Watts Regulator Company (USA)
8C-VACUUM BREAKER Watts Regulator Company (USA)
Related Parts
5130-00-097-8078INTERCHANGEABLE
WHEEL,ABRASIVE
3010-00-165-2207INTERCHANGEABLE
COUPLING,SHAFT,FLEXIBLE
8C
5130-00-172-3418INTERCHANGEABLE
WHEEL,ABRASIVE
80M
3010-00-239-3439INTERCHANGEABLE
COUPLING,SHAFT,FLEXIBLE
0706705
5930-00-452-4552INTERCHANGEABLE
SWITCH,CENTRIFUGAL
5961-00-532-1027INTERCHANGEABLE
TRANSISTOR
5905-00-556-7212INTERCHANGEABLE
RESISTOR,THERMAL
A40191
5940-00-636-9746INTERCHANGEABLE
SPLICE,CONDUCTOR
8C
5342-00-693-9062INTERCHANGEABLE
GLAND,DOOR CLOSER
4730-00-868-5192INTERCHANGEABLE
TRAP,STEAM
8C3-4
4720-01-084-7105INTERCHANGEABLE
HOSE,NONMETALLIC
2781-8
7350-01-100-9335INTERCHANGEABLE
CUP,DISPOSABLE
8C

Frequently Asked Questions

What is NSN 4510-01-152-9276?

NSN 4510-01-152-9276 is a Breaker,vacuum,flush Valve, manufactured by Watts Regulator Company, classified under FSC 4510 (No Item Name Available). Status: active.

What are the part numbers for NSN 4510-01-152-9276?

NSN 4510-01-152-9276 has 2 cross-referenced part numbers: 8C (Watts Regulator Company), 8C-VACUUM BREAKER (Watts Regulator Company).

What NSN replaces 4510-01-152-9276?

There are 12 known substitutes for 4510-01-152-9276: 5130-00-097-8078, 3010-00-165-2207, 5130-00-172-3418 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8C?

Key specifications for 8C: Inlet Connection Type: THREADED INTERNAL PIPE; Special Features: 125 PSI; Outlet Connection Type: THREADED EXTERNAL PIPE; Inlet Connection Size: 3/4. 6 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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