PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

13020Valve,regulating,fluid Pressure

Circor Aerospace, Inc. Dba Circor Aerospace Inc · NSN 4820-01-278-6774 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-278-6774 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-278-6774. Primary manufacturer part number: 13020.
Features
  • Valve,regulating,fluid Pressure — FSC 4820
  • 2 verified cross-references
  • Primary manufacturer: Circor Aerospace, Inc. Dba Circor Aerospace Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-278-6774, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Circor Aerospace, Inc. Dba Circor Aerospace Inc. This item has 2 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 / FSG4820 — No Item Name Available (FSG 48)
ManufacturersCalder Ltd (CAGE U4484); Circor Aerospace, Inc. Dba Circor Aerospace Inc (CAGE 91816)
Technical Specifications
ParameterValue
NSN4820-01-278-6774
Primary Part Number13020
Item NameValve,regulating,fluid Pressure
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerCircor Aerospace, Inc. Dba Circor Aerospace Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5133-00-262-2168 INTERCHANGEABLE
Drill,twist
4730-00-371-99782301320 INTERCHANGEABLE
Coupling,clamp,pipe
General Motors Corp
5930-00-462-0607130-20 INTERCHANGEABLE
Switch,thermostatic
Spellman High-Voltage Electronics Corporation Dba Spellman High-Voltage Electronics Corp
4330-00-555-964913020-12-20-0035 INTERCHANGEABLE
Filter,fluid
Solventum Purification Inc. Div Filtration and Separation Division
5330-00-641-315613021 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
6240-00-715-511813020 INTERCHANGEABLE
Lamp,incandescent
Grimes Aerospace Company
1560-00-818-730213020 INTERCHANGEABLE
Valve,brake,hydraul
Moog Inc
5330-01-285-094113020 INTERCHANGEABLE
Gasket
Kahlenberg Industries, Inc. Dba Kahlenberg Industries Inc
4820-01-336-2647 INTERCHANGEABLE
Disk,valve
5120-01-451-3239 INTERCHANGEABLE
Wrench,socket
Cross-Reference Index
Part NumberManufacturer
13020 Calder Ltd (GBR)
13020 PRIMARY Circor Aerospace, Inc. Dba Circor Aerospace Inc (USA)
Related Parts
5133-00-262-2168INTERCHANGEABLE
DRILL,TWIST
4730-00-371-9978INTERCHANGEABLE
COUPLING,CLAMP,PIPE
2301320
5930-00-462-0607INTERCHANGEABLE
SWITCH,THERMOSTATIC
130-20
4330-00-555-9649INTERCHANGEABLE
FILTER,FLUID
13020-12-20-0035
5330-00-641-3156INTERCHANGEABLE
SEAL,PLAIN ENCASED
13021
6240-00-715-5118INTERCHANGEABLE
LAMP,INCANDESCENT
13020
1560-00-818-7302INTERCHANGEABLE
VALVE,BRAKE,HYDRAUL
13020
5330-01-285-0941INTERCHANGEABLE
GASKET
13020
4820-01-336-2647INTERCHANGEABLE
DISK,VALVE
5120-01-451-3239INTERCHANGEABLE
WRENCH,SOCKET
8105-01-518-9552INTERCHANGEABLE
BAG,ELECTROSTATIC PROTECTIVE
13020
5120-01-528-8733INTERCHANGEABLE
WRENCH,TORQUE
13020

Frequently Asked Questions

What is NSN 4820-01-278-6774?

NSN 4820-01-278-6774 is a Valve,regulating,fluid Pressure, manufactured by Circor Aerospace, Inc. Dba Circor Aerospace Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-278-6774?

NSN 4820-01-278-6774 has 2 cross-referenced part numbers: 13020 (Calder Ltd), 13020 (Circor Aerospace, Inc. Dba Circor Aerospace Inc).

What NSN replaces 4820-01-278-6774?

There are 12 known substitutes for 4820-01-278-6774: 5133-00-262-2168, 4730-00-371-9978, 5930-00-462-0607 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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