PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3563Bellows,valve

Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris · NSN 4820-01-251-7356 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-251-7356 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-251-7356. Primary manufacturer part number: 3563.
Features
  • Bellows,valve — FSC 4820
  • General Characteristics Item Description: STAINLESS STEEL,AISI 316L
  • 2 verified cross-references
  • Primary manufacturer: Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Bellows,valve, cataloged under National Stock Number 4820-01-251-7356, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris. Government technical data includes 1 verified specification, 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
NSN4820-01-251-7356
Primary Part Number3563
Item NameBellows,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerCurtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris
StatusACTIVE
General Characteristics Item DescriptionSTAINLESS STEEL,AISI 316L
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
9540-00-061-6398 INTERCHANGEABLE
Angle,structural
2530-00-400-2176J0938117 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
Chrysler Corp Engine and Components Sales Diversified Products Div
5930-00-504-89074370-13 INTERCHANGEABLE
Switch,thermostatic
Sensata Technologies, Inc. Div Sensata Attleboro
6625-00-528-80199340-RED INTERCHANGEABLE
Adapter,test
Tektest, Inc Dba E-Z-Hook Div E-Z-Hook, Division of Tektest, Inc.
4310-00-738-1985356-3 INTERCHANGEABLE
Guide,float
Thomas Industries Inc Pneumotive Div
5340-00-790-9729DS-932760 INTERCHANGEABLE
Seat,helical Compression Spring
Eaton Aerospace, Llc Dba Jackson South
5975-00-995-52593563 INTERCHANGEABLE
Box Connector,electrical
Raco, a Division of Hubbell Incorporated(delaware)
4140-01-019-798335FN3002A05SP INTERCHANGEABLE
Impeller,fan,axial
Abb Motors & Mechanical Inc
7035-01-076-9621 INTERCHANGEABLE
Control,electronic Command Signa
5365-01-218-102735-63 INTERCHANGEABLE
Spacer
Cone Drive Operations Inc
Cross-Reference Index
Part NumberManufacturer
16978-F PC 15 Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris (USA)
3563 PRIMARY Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris (USA)
Related Parts
9540-00-061-6398INTERCHANGEABLE
ANGLE,STRUCTURAL
2530-00-400-2176INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
J0938117
5930-00-504-8907INTERCHANGEABLE
SWITCH,THERMOSTATIC
4370-13
6625-00-528-8019INTERCHANGEABLE
ADAPTER,TEST
9340-RED
4310-00-738-1985INTERCHANGEABLE
GUIDE,FLOAT
356-3
5340-00-790-9729INTERCHANGEABLE
SEAT,HELICAL COMPRESSION SPRING
DS-932760
5975-00-995-5259INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
3563
4140-01-019-7983INTERCHANGEABLE
IMPELLER,FAN,AXIAL
35FN3002A05SP
7035-01-076-9621INTERCHANGEABLE
CONTROL,ELECTRONIC COMMAND SIGNA
5365-01-218-1027INTERCHANGEABLE
SPACER
35-63
5305-01-385-5785INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
3563
6130-01-517-8555INTERCHANGEABLE
POWER SUPPLY
3563

Frequently Asked Questions

What is NSN 4820-01-251-7356?

NSN 4820-01-251-7356 is a Bellows,valve, manufactured by Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-251-7356?

NSN 4820-01-251-7356 has 2 cross-referenced part numbers: 16978-F PC 15 (Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris), 3563 (Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris).

What NSN replaces 4820-01-251-7356?

There are 12 known substitutes for 4820-01-251-7356: 9540-00-061-6398, 2530-00-400-2176, 5930-00-504-8907 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3563?

Key specifications for 3563: General Characteristics Item Description: STAINLESS STEEL,AISI 316L. 1 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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