PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

16797HDisk,valve

Flowserve Inc · NSN 4820-01-181-0328 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-181-0328 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-181-0328. Primary manufacturer part number: 16797H.
Features
  • Disk,valve — FSC 4820
  • Pressure Rating: 600.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
  • Material: STEEL
  • Temp Rating: 100.0 FAHRENHEIT NOMINAL DEGF
  • 5 verified cross-references
  • Primary manufacturer: Flowserve Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel construction
General Description

The Disk,valve, cataloged under National Stock Number 4820-01-181-0328, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Flowserve Inc. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 1 manufacturer, 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
NSN4820-01-181-0328
Primary Part Number16797H
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerFlowserve Inc
StatusACTIVE
Pressure Rating600.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
MaterialSTEEL
Temp Rating100.0 FAHRENHEIT NOMINAL DEGF
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4820-01-118-1225SW-4835 INTERCHANGEABLE
Valve,check
Flowserve Inc
Cross-Reference Index
Part NumberManufacturer
F-35640 Flowserve Inc (USA)
F-47623 Flowserve Inc (USA)
16797H PRIMARY Flowserve Inc (USA)
B-35775 Flowserve Inc (USA)
F-47623 ITEM 9 PRIMARY Flowserve Inc (USA)
Related Parts
4820-01-118-1225INTERCHANGEABLE
VALVE,CHECK
SW-4835

Frequently Asked Questions

What is NSN 4820-01-181-0328?

NSN 4820-01-181-0328 is a Disk,valve, manufactured by Flowserve Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-181-0328?

NSN 4820-01-181-0328 has 5 cross-referenced part numbers: F-35640 (Flowserve Inc), F-47623 (Flowserve Inc), 16797H (Flowserve Inc), B-35775 (Flowserve Inc), F-47623 ITEM 9 (Flowserve Inc).

What NSN replaces 4820-01-181-0328?

There is 1 known substitute for 4820-01-181-0328: 4820-01-118-1225. Verify interchangeability with system specifications before substitution.

What are the specifications of 16797H?

Key specifications for 16797H: Pressure Rating: 600.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS; Material: STEEL; Temp Rating: 100.0 FAHRENHEIT NOMINAL DEGF. 3 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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