PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

NB01620EValve,check

Hunt Valve Company, Inc. · NSN 4820-01-566-2619 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-566-2619 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-566-2619. Primary manufacturer part number: NB01620E.
Features
  • Valve,check — FSC 4820
  • 3 verified cross-references
  • Primary manufacturer: Hunt Valve Company, Inc.
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,check, cataloged under National Stock Number 4820-01-566-2619, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Hunt Valve Company, Inc.. This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameValve,check
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersHunt Valve Company, Inc. (CAGE 11859); Pima Valve, Llc (CAGE 30263)
Technical Specifications
ParameterValue
NSN4820-01-566-2619
Primary Part NumberNB01620E
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerHunt Valve Company, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
4920-00-568-2636257001 INTERCHANGEABLE
Fixture,seal Broach
Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix
7045-01-412-5317 INTERCHANGEABLE
Pad,mouse
1730-01-445-0606 INTERCHANGEABLE
Running Gear,lift
4820-01-481-4466 INTERCHANGEABLE
Hinge,swing Check Valve
4820-01-500-4813 INTERCHANGEABLE
Seat,valve
4820-01-500-4889 INTERCHANGEABLE
Valve,check
4820-01-500-4987 INTERCHANGEABLE
Hinge,swing Check Valve
4820-01-500-5340 INTERCHANGEABLE
Disk,valve
6515-01-501-301357001 INTERCHANGEABLE
Valve,air 3 Way
Biotek Instruments, Inc. Dba Biotek Div Bio-Tek Instruments Llc Dba Biotek Instruments Inc.
5340-01-623-06985700-1 INTERCHANGEABLE
Filler Neck,liquid Holding Unit
Wisco Products Inc Wisco Sarasota Div
Cross-Reference Index
Part NumberManufacturer
NB01620E Hunt Valve Company, Inc. (USA)
NB01620E Pima Valve, Llc (USA)
57-001 Pima Valve, Llc (USA)
Related Parts
4920-00-568-2636INTERCHANGEABLE
FIXTURE,SEAL BROACH
257001
7045-01-412-5317INTERCHANGEABLE
PAD,MOUSE
1730-01-445-0606INTERCHANGEABLE
RUNNING GEAR,LIFT
4820-01-481-4466INTERCHANGEABLE
HINGE,SWING CHECK VALVE
4820-01-500-4813INTERCHANGEABLE
SEAT,VALVE
4820-01-500-4889INTERCHANGEABLE
VALVE,CHECK
4820-01-500-4987INTERCHANGEABLE
HINGE,SWING CHECK VALVE
4820-01-500-5340INTERCHANGEABLE
DISK,VALVE
6515-01-501-3013INTERCHANGEABLE
VALVE,AIR 3 WAY
57001
5340-01-623-0698INTERCHANGEABLE
FILLER NECK,LIQUID HOLDING UNIT
5700-1

Frequently Asked Questions

What is NSN 4820-01-566-2619?

NSN 4820-01-566-2619 is a Valve,check, manufactured by Hunt Valve Company, Inc., classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-566-2619?

NSN 4820-01-566-2619 has 3 cross-referenced part numbers: NB01620E (Hunt Valve Company, Inc.), NB01620E (Pima Valve, Llc), 57-001 (Pima Valve, Llc).

What NSN replaces 4820-01-566-2619?

There are 10 known substitutes for 4820-01-566-2619: 4920-00-568-2636, 7045-01-412-5317, 1730-01-445-0606 and 7 more. Verify interchangeability with system specifications before substitution.

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