PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

240A2Retainer,disk,valve

Erie Mfg Co · NSN 4820-00-348-2163 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-348-2163 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-348-2163. Primary manufacturer part number: 240A2.
Features
  • Retainer,disk,valve — FSC 4820
  • Material: COPPER ALLOY
  • Valve Design Control Activity: 81349
  • 10 verified cross-references
  • Primary manufacturer: Erie Mfg Co
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy construction
General Description

The Retainer,disk,valve, cataloged under National Stock Number 4820-00-348-2163, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Erie Mfg Co. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 7 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
NSN4820-00-348-2163
Primary Part Number240A2
Item NameRetainer,disk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerErie Mfg Co
StatusACTIVE
MaterialCOPPER ALLOY
Valve Design Control Activity81349
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
1660-00-026-4196 INTERCHANGEABLE
Housing,pull Cable
1660-00-063-6335 INTERCHANGEABLE
Bushing Assembly,oxygen
1660-00-116-8342 INTERCHANGEABLE
Housing,pull Cable
4310-00-173-52861650 INTERCHANGEABLE
Ring,piston
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
1660-00-179-4028 INTERCHANGEABLE
Adapter,oxygen Tank
1650-00-197-44291290 INTERCHANGEABLE
Cylinder Assembly,actuating,line
Goodrich Corporation
5133-00-203-6468 INTERCHANGEABLE
Drill,twist
5133-00-203-6472 INTERCHANGEABLE
Drill,twist
5310-00-209-3340 INTERCHANGEABLE
Washer,flat
5905-00-235-66150-008101 INTERCHANGEABLE
Resistor,fixed,wire Wound
Simpson Electric Company, Inc.
Cross-Reference Index
Part NumberManufacturer
240A2 Erie Mfg Co (USA)
M7560/1-7 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
8148650 Air Force United States Department of the Dba Tinker Afb Oc Alc Dsp Div Department of the Air Force (USA)
MIL-DTL-7560 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-DTL-7560/1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-V-7560 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
1290 Fluid Power, Inc. (USA)
MS21964-7 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
51A24468 Department of the Air Force (USA)
240-2 Ocenco Inc (USA)
Related Parts
1660-00-026-4196INTERCHANGEABLE
HOUSING,PULL CABLE
1660-00-063-6335INTERCHANGEABLE
BUSHING ASSEMBLY,OXYGEN
1660-00-116-8342INTERCHANGEABLE
HOUSING,PULL CABLE
4310-00-173-5286INTERCHANGEABLE
RING,PISTON
1650
1660-00-179-4028INTERCHANGEABLE
ADAPTER,OXYGEN TANK
1650-00-197-4429INTERCHANGEABLE
CYLINDER ASSEMBLY,ACTUATING,LINE
1290
5133-00-203-6468INTERCHANGEABLE
DRILL,TWIST
5133-00-203-6472INTERCHANGEABLE
DRILL,TWIST
5310-00-209-3340INTERCHANGEABLE
WASHER,FLAT
5905-00-235-6615INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND
0-008101
1660-00-324-1966INTERCHANGEABLE
VALVE AND HOSE ASSY
5360-00-329-4308INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION

Frequently Asked Questions

What is NSN 4820-00-348-2163?

NSN 4820-00-348-2163 is a Retainer,disk,valve, manufactured by Erie Mfg Co, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-348-2163?

NSN 4820-00-348-2163 has 10 cross-referenced part numbers: 240A2 (Erie Mfg Co), M7560/1-7 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 8148650 (Air Force United States Department of the Dba Tinker Afb Oc Alc Dsp Div Department of the Air Force), MIL-DTL-7560 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-DTL-7560/1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 5 more.

What NSN replaces 4820-00-348-2163?

There are 12 known substitutes for 4820-00-348-2163: 1660-00-026-4196, 1660-00-063-6335, 1660-00-116-8342 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 240A2?

Key specifications for 240A2: Overall Length: 0.280 INCHES NOMINAL IN; Material: COPPER ALLOY; Valve Design Control Activity: 81349; Special Features: RETAINER MATERIAL BRASS USN C36000; DISC MATERIAL SILICON RUBBER ZZ-R-765/GEN. 4 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