PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8658Valve,regulating,fluid Pressure

Waterous Company · NSN 4810-00-518-1084 · FSC 4810 · No Item Name Available
Verified by PartsTable
NSN 4810-00-518-1084 — this item is cataloged by the U.S. Government under National Stock Number 4810-00-518-1084. Primary manufacturer part number: 8658.
Features
  • Valve,regulating,fluid Pressure — FSC 4810
  • 3 verified cross-references
  • Primary manufacturer: Waterous Company
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4810-00-518-1084, is classified within Federal Supply Class 4810 (No Item Name Available) of the Valves group. The primary manufacturer of record is Waterous Company. This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameValve,regulating,fluid Pressure
FSC / FSG4810 — No Item Name Available (FSG 48)
ManufacturersWaterous Company (CAGE 79218); Fwd Seagrave Holdings Lp (CAGE 23382)
Technical Specifications
ParameterValue
NSN4810-00-518-1084
Primary Part Number8658
Item NameValve,regulating,fluid Pressure
FSC / FSG4810 / 48 — No Item Name Available
ManufacturerWaterous Company
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
2815-00-146-7363 INTERCHANGEABLE
Lever and Bushing a
4820-00-287-4268 INTERCHANGEABLE
Cock,drain
5340-00-597-50935393 INTERCHANGEABLE
Strap,retaining
Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems
8020-00-685-5393E19518 INTERCHANGEABLE
Brush,paint
Muralo Company, Inc., the Dba Elder & Jenks Co Div Div Elder & Jenks
2805-00-692-71775-393 INTERCHANGEABLE
Crankshaft Assy,eng
Dresser Industries Inc Leroi Div
2990-01-025-1517T-8658 INTERCHANGEABLE
Muffler,exhaust
Cummins Filtration Inc.
2930-01-096-7727361054 INTERCHANGEABLE
Pump,cooling System,engine
General Motors Llc Dba General Motors Llc
5325-01-231-05465393 INTERCHANGEABLE
Ring,retaining
O F Mossberg & Sons Inc
5330-01-231-2230172A1517 INTERCHANGEABLE
Seal,nonmetallic Special Shaped
General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems
5962-01-232-1399 INTERCHANGEABLE
Microcircuit,digital-Linear
Cross-Reference Index
Part NumberManufacturer
8658 PRIMARY Waterous Company (USA)
5393 Waterous Company (USA)
531305 Fwd Seagrave Holdings Lp (USA)
Related Parts
2815-00-146-7363INTERCHANGEABLE
LEVER AND BUSHING A
4820-00-287-4268INTERCHANGEABLE
COCK,DRAIN
5340-00-597-5093INTERCHANGEABLE
STRAP,RETAINING
5393
8020-00-685-5393INTERCHANGEABLE
BRUSH,PAINT
E19518
2805-00-692-7177INTERCHANGEABLE
CRANKSHAFT ASSY,ENG
5-393
2990-01-025-1517INTERCHANGEABLE
MUFFLER,EXHAUST
T-8658
2930-01-096-7727INTERCHANGEABLE
PUMP,COOLING SYSTEM,ENGINE
361054
5325-01-231-0546INTERCHANGEABLE
RING,RETAINING
5393
5330-01-231-2230INTERCHANGEABLE
SEAL,NONMETALLIC SPECIAL SHAPED
172A1517
5962-01-232-1399INTERCHANGEABLE
MICROCIRCUIT,DIGITAL-LINEAR
4820-01-251-7618INTERCHANGEABLE
VALVE,SAFETY RELIEF
5950-01-330-2428INTERCHANGEABLE
COIL,RADIO FREQUENCY

Frequently Asked Questions

What is NSN 4810-00-518-1084?

NSN 4810-00-518-1084 is a Valve,regulating,fluid Pressure, manufactured by Waterous Company, classified under FSC 4810 (No Item Name Available). Status: active.

What are the part numbers for NSN 4810-00-518-1084?

NSN 4810-00-518-1084 has 3 cross-referenced part numbers: 8658 (Waterous Company), 5393 (Waterous Company), 531305 (Fwd Seagrave Holdings Lp).

What NSN replaces 4810-00-518-1084?

There are 12 known substitutes for 4810-00-518-1084: 2815-00-146-7363, 4820-00-287-4268, 5340-00-597-5093 and 9 more. Verify interchangeability with system specifications before substitution.

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