PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

16VY101002-2Valve,check

Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company · NSN 4820-01-282-4099 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-282-4099 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-282-4099. Primary manufacturer part number: 16VY101002-2.
Features
  • Valve,check — FSC 4820
  • Media for Which Designed: AIR SINGLE RESPONSE
  • Face to Face Distance: 7.500 INCHES IN
  • Supplementary Features: APPL TO NEXT HIGHER ASSY,P/N 16Y010-3
  • Valve Size: 1.500 INCHES IN
  • 4 verified cross-references
  • Primary manufacturer: Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,check, cataloged under National Stock Number 4820-01-282-4099, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-282-4099
Primary Part Number16VY101002-2
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Lockheed Martin Aeronautics Company
StatusACTIVE
Media for Which DesignedAIR SINGLE RESPONSE
Face to Face Distance7.500 INCHES IN
Supplementary FeaturesAPPL TO NEXT HIGHER ASSY,P/N 16Y010-3
Valve Size1.500 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5950-00-383-2288 INTERCHANGEABLE
Coil,radio Frequency
1680-00-420-243742022 INTERCHANGEABLE
Control Assembly,lo
Triumph Controls, Llc Dba Triumph Controls, Llc
2510-00-770-1476 INTERCHANGEABLE
Cover Rack
5930-00-772-395410-778-501 INTERCHANGEABLE
Switch,pressure
The Boeing Company Div Defense
2940-00-946-947242022 INTERCHANGEABLE
Filter Element,intake Air Cleane
Wix Corp
5950-01-042-19386050218-001 INTERCHANGEABLE
Transformer,power
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5950-01-062-0632672-0432-010 INTERCHANGEABLE
Transformer,power
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5305-01-116-8088 INTERCHANGEABLE
Screw,tapping
5355-01-235-114042022 INTERCHANGEABLE
Knob
Elkhart Brass Manufacturing Company, Llc Div Elkhart Brass Manufacturing Company
3120-01-521-742927RD0400020A016 INTERCHANGEABLE
Bearing,sleeve
Greene Tweed & Co Inc
Cross-Reference Index
Part NumberManufacturer
16VY101002-2 Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company (USA)
4202-2 Tat Technologies Ltd (ISR)
4202-2 Tat Technologies Ltd Div Tat Israel (ISR)
CYLB51723 Ge Aviation Systems Llc Dba Ge Aviation Systems Llc (USA)
Related Parts
5950-00-383-2288INTERCHANGEABLE
COIL,RADIO FREQUENCY
1680-00-420-2437INTERCHANGEABLE
CONTROL ASSEMBLY,LO
42022
2510-00-770-1476INTERCHANGEABLE
COVER RACK
5930-00-772-3954INTERCHANGEABLE
SWITCH,PRESSURE
10-778-501
2940-00-946-9472INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
42022
5950-01-042-1938INTERCHANGEABLE
TRANSFORMER,POWER
6050218-001
5950-01-062-0632INTERCHANGEABLE
TRANSFORMER,POWER
672-0432-010
5305-01-116-8088INTERCHANGEABLE
SCREW,TAPPING
5355-01-235-1140INTERCHANGEABLE
KNOB
42022
3120-01-521-7429INTERCHANGEABLE
BEARING,SLEEVE
27RD0400020A016

Frequently Asked Questions

What is NSN 4820-01-282-4099?

NSN 4820-01-282-4099 is a Valve,check, manufactured by Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-282-4099?

NSN 4820-01-282-4099 has 4 cross-referenced part numbers: 16VY101002-2 (Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company), 4202-2 (Tat Technologies Ltd), 4202-2 (Tat Technologies Ltd Div Tat Israel), CYLB51723 (Ge Aviation Systems Llc Dba Ge Aviation Systems Llc).

What NSN replaces 4820-01-282-4099?

There are 10 known substitutes for 4820-01-282-4099: 5950-00-383-2288, 1680-00-420-2437, 2510-00-770-1476 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 16VY101002-2?

Key specifications for 16VY101002-2: Media for Which Designed: AIR SINGLE RESPONSE; Special Features: ITEM CONTAINS 2 INDEPENDENT CHECKVALVES IN SERIES; ALL REQUIREMENTS APPLY EQUALLY TO EACH CHECK VALVE; PORT "A" INLET NIPPLE EQUIVALENT TO CAGEC 79326 P/N GSN 151-32; PORT "B" INLET FLANGE EQUIVALENT TO CAGEC 15284FLANGE P/N 2710-150F; PORT "C" OUTLET FLANGE EQUIVALENT TO CAGEC 15284 FLANGE P/N 2710-150M; DUCT SECTION BETWEEN PORTS "B" AND "C" TO BE INCONEL 625 0.028 IN. STOCK MINIMUM; NORMAL FLOW IS IN PORT "A" AND OUT PORTS "B" AND "C". FLOW IS IN PORT "B" AND OUT PORT "C" WITH VALVE CHECKED; MAXIMUM OPERATING CONDITIONS: NORMAL FLOW CONDITIONS 50 PSIG AT 550 DEG F; CHECKED DIRECTION-NORMAL 90 PSIG AT 887 DEG F; ABNORMAL 595 PSIG AT 1189 DEG F IN; End Item Identification: ACFT,TYPE F-16C/D BLOCK 40-60; Face to Face Distance: 7.500 INCHES IN. 6 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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