PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1769Diaphragm,valve,flat

Imi Cash Valve Inc · NSN 4820-00-582-2520 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-582-2520 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-582-2520. Primary manufacturer part number: 1769.
Features
  • Diaphragm,valve,flat — FSC 4820
  • 2 verified cross-references
  • Primary manufacturer: Imi Cash Valve Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Diaphragm,valve,flat, cataloged under National Stock Number 4820-00-582-2520, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Imi Cash Valve Inc. This item has 2 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.

Catalog Facts
Item NameDiaphragm,valve,flat
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersCashco Inc (CAGE 88078); Imi Cash Valve Inc (CAGE 71342)
Technical Specifications
ParameterValue
NSN4820-00-582-2520
Primary Part Number1769
Item NameDiaphragm,valve,flat
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerImi Cash Valve Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-155-8957177039-14 INTERCHANGEABLE
Bearing,ball,annular
Naval Sea Systems Command
6645-00-250-46806645002504680 INTERCHANGEABLE
Stopwatch
General Services Administration Federal Supply Service
2990-00-254-995489033 INTERCHANGEABLE
Muffler,exhaust
Briggs and Stratton Corp
6810-00-262-8573 INTERCHANGEABLE
Ferrous Sulfate,heptahydrate
6810-00-262-8574 INTERCHANGEABLE
Calcium Fluoride
6810-00-264-6534 INTERCHANGEABLE
Ferrous Sulfate,heptahydrate
6240-00-270-4697288A896BEP3 INTERCHANGEABLE
Lamp,incandescent
General Electric Company Dba Ge
5905-00-279-781310F35000 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
Ward Leonard Ct Llc
5905-00-856-44671769 INTERCHANGEABLE
Resistor,fixed,wire Wound
Ballantine Laboratories Inc
2920-00-961-82629000590 INTERCHANGEABLE
Regulator,engine Generator
Delco Remy America Inc
Cross-Reference Index
Part NumberManufacturer
1769 Cashco Inc (USA)
1769 PRIMARY Imi Cash Valve Inc (USA)
Related Parts
3110-00-155-8957INTERCHANGEABLE
BEARING,BALL,ANNULAR
177039-14
6645-00-250-4680INTERCHANGEABLE
STOPWATCH
6645002504680
2990-00-254-9954INTERCHANGEABLE
MUFFLER,EXHAUST
89033
6810-00-262-8573INTERCHANGEABLE
FERROUS SULFATE,HEPTAHYDRATE
6810-00-262-8574INTERCHANGEABLE
CALCIUM FLUORIDE
6810-00-264-6534INTERCHANGEABLE
FERROUS SULFATE,HEPTAHYDRATE
6240-00-270-4697INTERCHANGEABLE
LAMP,INCANDESCENT
288A896BEP3
5905-00-279-7813INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
10F35000
5905-00-856-4467INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND
1769
2920-00-961-8262INTERCHANGEABLE
REGULATOR,ENGINE GENERATOR
9000590
5330-01-085-3260INTERCHANGEABLE
GASKET
71309-A
4820-01-415-9535INTERCHANGEABLE
SEAT,VALVE
1769

Frequently Asked Questions

What is NSN 4820-00-582-2520?

NSN 4820-00-582-2520 is a Diaphragm,valve,flat, manufactured by Imi Cash Valve Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-582-2520?

NSN 4820-00-582-2520 has 2 cross-referenced part numbers: 1769 (Cashco Inc), 1769 (Imi Cash Valve Inc).

What NSN replaces 4820-00-582-2520?

There are 12 known substitutes for 4820-00-582-2520: 3110-00-155-8957, 6645-00-250-4680, 2990-00-254-9954 and 9 more. Verify interchangeability with system specifications before substitution.

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