PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5065-ASSY-1A-PL1355Valve,check

Hydrasearch Company, Llc · NSN 4820-01-163-1065 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-163-1065 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-163-1065. Primary manufacturer part number: 5065-ASSY-1A-PL1355.
Features
  • Valve,check — FSC 4820
  • Connection Style: SOCKET (TUBE) ALL ENDS
  • Connection Type: UNTHREADED INTERNAL PIPE ALL ENDS
  • Valve Operation Method: AUTOMATIC
  • Nominal Pipe Size Accommodated: 0.250 INCHES ALL ENDS IN
  • Material: STEEL CORROSION RESISTING BODY
  • Disk Loading Method: SPRING
  • Operating Pressure: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Corrosion Resisting Body construction
General Description

The Valve,check, cataloged under National Stock Number 4820-01-163-1065, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Hydrasearch Company, Llc. Government technical data includes 12 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-163-1065
Primary Part Number5065-ASSY-1A-PL1355
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerHydrasearch Company, Llc
StatusACTIVE
Connection StyleSOCKET (TUBE) ALL ENDS
Connection TypeUNTHREADED INTERNAL PIPE ALL ENDS
Valve Operation MethodAUTOMATIC
Nominal Pipe Size Accommodated0.250 INCHES ALL ENDS IN
MaterialSTEEL CORROSION RESISTING BODY
Disk Loading MethodSPRING
Operating Pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Nominal Outside Diameter Tube Accommodated0.500 INCHES ALL ENDS IN
Style DesignatorSTRAIGHT THRU
Surface TreatmentPASSIVATE
Mounting PositionHORIZONTAL OR VERTICAL
Flow Control DeviceDISK
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-227-2790506-5 INTERCHANGEABLE
Bearing,roller,needle
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
3020-00-241-88215065 INTERCHANGEABLE
Gear,bevel
Struthers Wells Corp
5935-00-244-572809020011 INTERCHANGEABLE
Connector,receptacle,electrical
Thales Components Corp Div Thales Components Corporation
5935-00-450-8552131-1026 INTERCHANGEABLE
Adapter,connector
Amphenol Corporation Div Amphenol Rf
5999-00-518-8992234-4090-00 INTERCHANGEABLE
Cap,electrical
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
1560-00-784-7104 INTERCHANGEABLE
Fairing,root,boom
4933-00-867-66077799773 INTERCHANGEABLE
Sight,bore,optical
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
5340-00-916-3445 INTERCHANGEABLE
Cup,compression
4310-00-963-91705065 INTERCHANGEABLE
Stud,valve,2nd Stag
Norwalk Compreseer Company Inc Dba Norwalk Compressor Company
6105-01-062-21225065 INTERCHANGEABLE
Motor,direct Current
Motor Specialty Inc
Cross-Reference Index
Part NumberManufacturer
5065-ASSY-1A-PL1355 PRIMARY Hydrasearch Company, Llc (USA)
5065 Hydrasearch Co., Inc. Dba Use CAGE Code 32142 for Cataloging (USA)
3C231PB-1 PL 2751 Hydrasearch Co., Inc. Dba Use CAGE Code 32142 for Cataloging (USA)
Related Parts
3110-00-227-2790INTERCHANGEABLE
BEARING,ROLLER,NEEDLE
506-5
3020-00-241-8821INTERCHANGEABLE
GEAR,BEVEL
5065
5935-00-244-5728INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
09020011
5935-00-450-8552INTERCHANGEABLE
ADAPTER,CONNECTOR
131-1026
5999-00-518-8992INTERCHANGEABLE
CAP,ELECTRICAL
234-4090-00
1560-00-784-7104INTERCHANGEABLE
FAIRING,ROOT,BOOM
4933-00-867-6607INTERCHANGEABLE
SIGHT,BORE,OPTICAL
7799773
5340-00-916-3445INTERCHANGEABLE
CUP,COMPRESSION
4310-00-963-9170INTERCHANGEABLE
STUD,VALVE,2ND STAG
5065
6105-01-062-2122INTERCHANGEABLE
MOTOR,DIRECT CURRENT
5065
5310-01-078-0768INTERCHANGEABLE
NUT
5065
3810-01-122-9375INTERCHANGEABLE
CRANE,CRAWLER MOUNTED

Frequently Asked Questions

What is NSN 4820-01-163-1065?

NSN 4820-01-163-1065 is a Valve,check, manufactured by Hydrasearch Company, Llc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-163-1065?

NSN 4820-01-163-1065 has 3 cross-referenced part numbers: 5065-ASSY-1A-PL1355 (Hydrasearch Company, Llc), 5065 (Hydrasearch Co., Inc. Dba Use CAGE Code 32142 for Cataloging), 3C231PB-1 PL 2751 (Hydrasearch Co., Inc. Dba Use CAGE Code 32142 for Cataloging).

What NSN replaces 4820-01-163-1065?

There are 12 known substitutes for 4820-01-163-1065: 3110-00-227-2790, 3020-00-241-8821, 5935-00-244-5728 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5065-ASSY-1A-PL1355?

Key specifications for 5065-ASSY-1A-PL1355: Connection Style: SOCKET (TUBE) ALL ENDS; Connection Type: UNTHREADED INTERNAL PIPE ALL ENDS; Valve Operation Method: AUTOMATIC; Nominal Pipe Size Accommodated: 0.250 INCHES ALL ENDS IN. 12 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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