PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4562Valve,check

Hunt Valve Company, Inc. · NSN 4820-01-577-8783 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-577-8783 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-577-8783. Primary manufacturer part number: 4562.
Features
  • Valve,check — FSC 4820
  • Valve Operation Method: AUTOMATIC
  • Face to Face Distance: 10.063 INCHES IN
  • Material Document and Classification: ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY
  • Material: COPPER ALLOY BODY
  • Valve Size: 3.000 INCHES IN
  • Style Designator: STRAIGHT THRU FLANGED ENDS
  • Connection Type: FLANGE ALL ENDS
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy Body construction
General Description

The Valve,check, cataloged under National Stock Number 4820-01-577-8783, 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.. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-577-8783
Primary Part Number4562
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerHunt Valve Company, Inc.
StatusACTIVE
Valve Operation MethodAUTOMATIC
Face to Face Distance10.063 INCHES IN
Material Document and ClassificationASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY
MaterialCOPPER ALLOY BODY
Valve Size3.000 INCHES IN
Style DesignatorSTRAIGHT THRU FLANGED ENDS
Connection TypeFLANGE ALL ENDS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
6240-00-617-0994 INTERCHANGEABLE
Lamp,incandescent
7910-01-083-5952 INTERCHANGEABLE
Bag,vacuum Cleaner
5331-01-280-7516 INTERCHANGEABLE
O-Ring
3460-01-345-33344562 INTERCHANGEABLE
Chuck,quick Change
Ke Marine Inc Dba Ke Marine Inc
5310-01-484-47644562 INTERCHANGEABLE
Washer,flat
Independent Rough Terrain Center Llc
Cross-Reference Index
Part NumberManufacturer
B3620E 3.0IN Pima Valve, Llc (USA)
57-005 3.0IN ASSY B3620E 3.0IN Pima Valve, Llc (USA)
4562 PRIMARY Hunt Valve Company, Inc. (USA)
Related Parts
6240-00-617-0994INTERCHANGEABLE
LAMP,INCANDESCENT
7910-01-083-5952INTERCHANGEABLE
BAG,VACUUM CLEANER
5331-01-280-7516INTERCHANGEABLE
O-RING
3460-01-345-3334INTERCHANGEABLE
CHUCK,QUICK CHANGE
4562
5310-01-484-4764INTERCHANGEABLE
WASHER,FLAT
4562

Frequently Asked Questions

What is NSN 4820-01-577-8783?

NSN 4820-01-577-8783 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 4820-01-577-8783?

NSN 4820-01-577-8783 has 3 cross-referenced part numbers: B3620E 3.0IN (Pima Valve, Llc), 57-005 3.0IN ASSY B3620E 3.0IN (Pima Valve, Llc), 4562 (Hunt Valve Company, Inc.).

What NSN replaces 4820-01-577-8783?

There are 5 known substitutes for 4820-01-577-8783: 6240-00-617-0994, 7910-01-083-5952, 5331-01-280-7516 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4562?

Key specifications for 4562: Valve Operation Method: AUTOMATIC; Face to Face Distance: 10.063 INCHES IN; Material Document and Classification: ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY; Material: COPPER ALLOY BODY. 8 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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