PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

14757Diaphragm,valve,flat

Elkay Mfg Co Water Cooler Div · NSN 4820-01-282-8651 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-282-8651 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-282-8651. Primary manufacturer part number: 14757.
Features
  • Diaphragm,valve,flat — FSC 4820
  • Pressure Rating: 90.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
  • Material: RUBBER
  • 1 verified cross-reference
  • Primary manufacturer: Elkay Mfg Co Water Cooler Div
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Rubber construction
General Description

The Diaphragm,valve,flat, cataloged under National Stock Number 4820-01-282-8651, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Elkay Mfg Co Water Cooler Div. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-282-8651
Primary Part Number14757
Item NameDiaphragm,valve,flat
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerElkay Mfg Co Water Cooler Div
StatusACTIVE
Pressure Rating90.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
MaterialRUBBER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
2915-00-037-791714757 INTERCHANGEABLE
Standpipe,small
Triumph Engine Control Systems Llc
5136-00-199-671454246 INTERCHANGEABLE
Tap,thread Cutting
Tapco Cutting Tools Inc
2520-00-740-91042-4-583 INTERCHANGEABLE
Yoke,universal Joint,vehicular
Dana Corp Spicer Transmission Div
5330-01-069-054114757 INTERCHANGEABLE
Gasket
Aerosonic Llc
4820-01-134-1990 INTERCHANGEABLE
Valve,safety Relief
1095-01-239-922014757 INTERCHANGEABLE
Holster,pistol
Bianchi International Dba Bae Systems Products Group
6220-01-255-6934NW14757 INTERCHANGEABLE
Stop Light-Taillight,vehicular
Tld Wollard Llc
Cross-Reference Index
Part NumberManufacturer
14757 PRIMARY Elkay Mfg Co Water Cooler Div (USA)
Related Parts
2915-00-037-7917INTERCHANGEABLE
STANDPIPE,SMALL
14757
5136-00-199-6714INTERCHANGEABLE
TAP,THREAD CUTTING
54246
2520-00-740-9104INTERCHANGEABLE
YOKE,UNIVERSAL JOINT,VEHICULAR
2-4-583
5330-01-069-0541INTERCHANGEABLE
GASKET
14757
4820-01-134-1990INTERCHANGEABLE
VALVE,SAFETY RELIEF
1095-01-239-9220INTERCHANGEABLE
HOLSTER,PISTOL
14757
6220-01-255-6934INTERCHANGEABLE
STOP LIGHT-TAILLIGHT,VEHICULAR
NW14757

Frequently Asked Questions

What is NSN 4820-01-282-8651?

NSN 4820-01-282-8651 is a Diaphragm,valve,flat, manufactured by Elkay Mfg Co Water Cooler Div, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-282-8651?

NSN 4820-01-282-8651 has 1 cross-referenced part number: 14757 (Elkay Mfg Co Water Cooler Div).

What NSN replaces 4820-01-282-8651?

There are 7 known substitutes for 4820-01-282-8651: 2915-00-037-7917, 5136-00-199-6714, 2520-00-740-9104 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 14757?

Key specifications for 14757: Pressure Rating: 90.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS; End Item Identification: HOUSEHOLD INTERNATIONAL,HALSEY TAYLOR DIV WATER COOLER MODEL NO. WM8A; Material: RUBBER. 3 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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