PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A-505Parts Kit,diaphragm Replacement

Taylor Made Environmental · NSN 4820-01-278-7853 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-278-7853 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-278-7853. Primary manufacturer part number: A-505.
Features
  • Parts Kit,diaphragm Replacement — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: Taylor Made Environmental
Applications
  • Flow control in piping systems
  • Water treatment infrastructure
  • Industrial process control
General Description

The Parts Kit,diaphragm Replacement, cataloged under National Stock Number 4820-01-278-7853, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Taylor Made Environmental. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameParts Kit,diaphragm Replacement
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersTaylor Made Environmental (CAGE 29597)
Technical Specifications
ParameterValue
NSN4820-01-278-7853
Primary Part NumberA-505
Item NameParts Kit,diaphragm Replacement
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTaylor Made Environmental
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5930-00-402-7023 INTERCHANGEABLE
Thermostat
5325-00-419-3995A505 INTERCHANGEABLE
Eyelet,metallic
Edwin B. Stimpson Company, Inc. Dba Stimpson
5930-00-553-7122 INTERCHANGEABLE
Switch,thermostatic
5950-00-645-2444 INTERCHANGEABLE
Coil,radio Frequency
5930-00-854-97862243311 INTERCHANGEABLE
Switch,thermostatic
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
4320-00-867-6705A505 INTERCHANGEABLE
Puller,impeller
Weil Pump Co Inc
5935-01-023-12147101943-03 INTERCHANGEABLE
Connector,plug,electrical
Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan
6850-01-098-2404 INTERCHANGEABLE
Desiccant,activated
5310-01-319-898712576931 INTERCHANGEABLE
Nut,plain,barrel
Army, United States Department of the Dba Watervliet Arsenal Div Business Development
Cross-Reference Index
Part NumberManufacturer
A-505 PRIMARY Taylor Made Environmental (USA)
Related Parts
5930-00-402-7023INTERCHANGEABLE
THERMOSTAT
5325-00-419-3995INTERCHANGEABLE
EYELET,METALLIC
A505
5930-00-553-7122INTERCHANGEABLE
SWITCH,THERMOSTATIC
5950-00-645-2444INTERCHANGEABLE
COIL,RADIO FREQUENCY
5930-00-854-9786INTERCHANGEABLE
SWITCH,THERMOSTATIC
2243311
4320-00-867-6705INTERCHANGEABLE
PULLER,IMPELLER
A505
5935-01-023-1214INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
7101943-03
6850-01-098-2404INTERCHANGEABLE
DESICCANT,ACTIVATED
5310-01-319-8987INTERCHANGEABLE
NUT,PLAIN,BARREL
12576931

Frequently Asked Questions

What is NSN 4820-01-278-7853?

NSN 4820-01-278-7853 is a Parts Kit,diaphragm Replacement, manufactured by Taylor Made Environmental, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-278-7853?

NSN 4820-01-278-7853 has 1 cross-referenced part number: A-505 (Taylor Made Environmental).

What NSN replaces 4820-01-278-7853?

There are 9 known substitutes for 4820-01-278-7853: 5930-00-402-7023, 5325-00-419-3995, 5930-00-553-7122 and 6 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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