PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10014-1Piston Cup,valve

Aerco International, Inc. Dba Aerco International Inc · NSN 4820-01-158-6905 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-158-6905 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-158-6905. Primary manufacturer part number: 10014-1.
Features
  • Piston Cup,valve — FSC 4820
  • General Characteristics Item Description: POLYTETRAFLUOROETHYLENE;1.922 IN. OD;1.025 IN. ID;0.031 IN. THK IN
  • 3 verified cross-references
  • Primary manufacturer: Aerco International, Inc. Dba Aerco International Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Piston Cup,valve, cataloged under National Stock Number 4820-01-158-6905, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Aerco International, Inc. Dba Aerco International Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, 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
NSN4820-01-158-6905
Primary Part Number10014-1
Item NamePiston Cup,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerAerco International, Inc. Dba Aerco International Inc
StatusACTIVE
General Characteristics Item DescriptionPOLYTETRAFLUOROETHYLENE;1.922 IN. OD;1.025 IN. ID;0.031 IN. THK IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5920-00-678-01109969572 INTERCHANGEABLE
Fuseholder,block
Us Army Aviation and Missile Command
5305-00-781-3927AES01C375C50AW9AA1 INTERCHANGEABLE
Screw,cap,hexagon Head
The American Society of Mechanical Engineers
5945-00-816-5430101-1450-2 INTERCHANGEABLE
Relay,reed
Behlman Electronics, Inc
5965-00-842-9060RS38A INTERCHANGEABLE
Microphone,carbon
Telephonics Corp
5895-00-851-4923100141 INTERCHANGEABLE
Amplifier-Power Supply
Mission Systems Davenport Inc.
4820-01-041-262116217 INTERCHANGEABLE
Stem,fluid Valve
Aerco International, Inc. Dba Aerco International Inc
5910-01-070-3664 INTERCHANGEABLE
Capacitor,fixed,metallized,paper
5950-01-155-5564 INTERCHANGEABLE
Coil,radio Frequency
2910-01-161-653620155 INTERCHANGEABLE
Head and Rotor,pump
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
2990-01-197-775020155 INTERCHANGEABLE
Retainer,rope Starter
Brunswick Corp Dba Mercury Marine Div Mercury Marine
Cross-Reference Index
Part NumberManufacturer
10014-1 PRIMARY Aerco International, Inc. Dba Aerco International Inc (USA)
20155 Aerco International, Inc. Dba Aerco International Inc (USA)
20155 PIECE 10B 1IN Aerco International, Inc. Dba Aerco International Inc (USA)
Related Parts
5920-00-678-0110INTERCHANGEABLE
FUSEHOLDER,BLOCK
9969572
5305-00-781-3927INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
AES01C375C50AW9AA1
5945-00-816-5430INTERCHANGEABLE
RELAY,REED
101-1450-2
5965-00-842-9060INTERCHANGEABLE
MICROPHONE,CARBON
RS38A
5895-00-851-4923INTERCHANGEABLE
AMPLIFIER-POWER SUPPLY
100141
4820-01-041-2621INTERCHANGEABLE
STEM,FLUID VALVE
16217
5910-01-070-3664INTERCHANGEABLE
CAPACITOR,FIXED,METALLIZED,PAPER
5950-01-155-5564INTERCHANGEABLE
COIL,RADIO FREQUENCY
2910-01-161-6536INTERCHANGEABLE
HEAD AND ROTOR,PUMP
20155
2990-01-197-7750INTERCHANGEABLE
RETAINER,ROPE STARTER
20155
4820-01-204-8442INTERCHANGEABLE
INSERT,SEAT RING
303-67
5330-01-204-8443INTERCHANGEABLE
SEAL,LINER ASSEMBLY
16016

Frequently Asked Questions

What is NSN 4820-01-158-6905?

NSN 4820-01-158-6905 is a Piston Cup,valve, manufactured by Aerco International, Inc. Dba Aerco International Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-158-6905?

NSN 4820-01-158-6905 has 3 cross-referenced part numbers: 10014-1 (Aerco International, Inc. Dba Aerco International Inc), 20155 (Aerco International, Inc. Dba Aerco International Inc), 20155 PIECE 10B 1IN (Aerco International, Inc. Dba Aerco International Inc).

What NSN replaces 4820-01-158-6905?

There are 12 known substitutes for 4820-01-158-6905: 5920-00-678-0110, 5305-00-781-3927, 5945-00-816-5430 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10014-1?

Key specifications for 10014-1: General Characteristics Item Description: POLYTETRAFLUOROETHYLENE;1.922 IN. OD;1.025 IN. ID;0.031 IN. THK IN. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com