PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AN6015-2Valve,check

Aeronautical Standards Group Dept of Navy and Air Force · NSN 4820-00-457-6287 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-457-6287 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-457-6287. Primary manufacturer part number: AN6015-2.
Features
  • Valve,check — FSC 4820
  • Thread Direction: RIGHT-HAND ALL ENDS
  • Thread Series Designator: UNF ALL ENDS
  • Seat Angle: 45.0 DEGREES ALL ENDS
  • Mounting Position: HORIZONTAL OR VERTICAL
  • Thread Class: 2A ALL ENDS A
  • Nominal Thread Size: 0.375 INCHES ALL ENDS IN
  • Material: ALUMINUM ALLOY OVERALL
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Aluminum Alloy Overall construction
General Description

The Valve,check, cataloged under National Stock Number 4820-00-457-6287, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Aeronautical Standards Group Dept of Navy and Air Force. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference 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
NSN4820-00-457-6287
Primary Part NumberAN6015-2
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerAeronautical Standards Group Dept of Navy and Air Force
StatusACTIVE
Thread DirectionRIGHT-HAND ALL ENDS
Thread Series DesignatorUNF ALL ENDS
Seat Angle45.0 DEGREES ALL ENDS
Mounting PositionHORIZONTAL OR VERTICAL
Thread Class2A ALL ENDS A
Nominal Thread Size0.375 INCHES ALL ENDS IN
MaterialALUMINUM ALLOY OVERALL
Flow Control DeviceDISK
Connection TypeTHREADED EXTERNAL TUBE ALL ENDS
Media for Which DesignedOXYGEN, GASEOUS SINGLE RESPONSE
Valve Operation MethodAUTOMATIC
Connection StyleINVERTED FLARE (TUBE) ALL ENDS
Style DesignatorCROSS
Mounting FacilityBRACKET(S)
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4820-00-529-3195 INTERCHANGEABLE
Valve,check
Cross-Reference Index
Part NumberManufacturer
AN6015-2 Aeronautical Standards Group Dept of Navy and Air Force (USA)
Related Parts
4820-00-529-3195INTERCHANGEABLE
VALVE,CHECK

Frequently Asked Questions

What is NSN 4820-00-457-6287?

NSN 4820-00-457-6287 is a Valve,check, manufactured by Aeronautical Standards Group Dept of Navy and Air Force, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-457-6287?

NSN 4820-00-457-6287 has 1 cross-referenced part number: AN6015-2 (Aeronautical Standards Group Dept of Navy and Air Force).

What NSN replaces 4820-00-457-6287?

There is 1 known substitute for 4820-00-457-6287: 4820-00-529-3195. Verify interchangeability with system specifications before substitution.

What are the specifications of AN6015-2?

Key specifications for AN6015-2: Thread Direction: RIGHT-HAND ALL ENDS; Thread Series Designator: UNF ALL ENDS; Seat Angle: 45.0 DEGREES ALL ENDS; Mounting Position: HORIZONTAL OR VERTICAL. 14 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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