PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S633PC16Ring,piston

Pentair Valves & Controls Us Lp Div Flow Control Us Holding Corp · NSN 2825-00-778-8924 · FSC 2825 · No Item Name Available
Verified by PartsTable
NSN 2825-00-778-8924 — this item is cataloged by the U.S. Government under National Stock Number 2825-00-778-8924. Primary manufacturer part number: S633PC16.
Features
  • Ring,piston — FSC 2825
  • Standard Bore Diameter: 3.250 INCHES IN
  • Material: IRON OVERALL
  • 5 verified cross-references
  • Primary manufacturer: Pentair Valves & Controls Us Lp Div Flow Control Us Holding Corp
Applications
  • Applications requiring Iron Overall construction
General Description

The Ring,piston, cataloged under National Stock Number 2825-00-778-8924, is classified within Federal Supply Class 2825 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Pentair Valves & Controls Us Lp Div Flow Control Us Holding Corp. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2825-00-778-8924
Primary Part NumberS633PC16
Item NameRing,piston
FSC / FSG2825 / 28 — No Item Name Available
ManufacturerPentair Valves & Controls Us Lp Div Flow Control Us Holding Corp
StatusACTIVE
Standard Bore Diameter3.250 INCHES IN
MaterialIRON OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
2825-00-740-6821 INTERCHANGEABLE
Ring,piston
Cross-Reference Index
Part NumberManufacturer
S633PC16 Pentair Valves & Controls Us Lp Div Flow Control Us Holding Corp (USA)
NK1250-1 Fanberg Brothers Llc (USA)
S383-16 Pentair Valves & Controls Us Lp Div Flow Control Us Holding Corp (USA)
S595PC30 Pentair Valves & Controls Us Lp Div Flow Control Us Holding Corp (USA)
S383-16 Fanberg Brothers Llc (USA)
Related Parts
2825-00-740-6821INTERCHANGEABLE
RING,PISTON

Frequently Asked Questions

What is NSN 2825-00-778-8924?

NSN 2825-00-778-8924 is a Ring,piston, manufactured by Pentair Valves & Controls Us Lp Div Flow Control Us Holding Corp, classified under FSC 2825 (No Item Name Available). Status: active.

What are the part numbers for NSN 2825-00-778-8924?

NSN 2825-00-778-8924 has 5 cross-referenced part numbers: S633PC16 (Pentair Valves & Controls Us Lp Div Flow Control Us Holding Corp), NK1250-1 (Fanberg Brothers Llc), S383-16 (Pentair Valves & Controls Us Lp Div Flow Control Us Holding Corp), S595PC30 (Pentair Valves & Controls Us Lp Div Flow Control Us Holding Corp), S383-16 (Fanberg Brothers Llc).

What NSN replaces 2825-00-778-8924?

There is 1 known substitute for 2825-00-778-8924: 2825-00-740-6821. Verify interchangeability with system specifications before substitution.

What are the specifications of S633PC16?

Key specifications for S633PC16: Standard Bore Diameter: 3.250 INCHES IN; Material: IRON OVERALL. 2 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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