PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18283Diaphragm,valve,flat

Imi Cash Valve Inc · NSN 4820-01-317-4899 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-317-4899 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-317-4899. Primary manufacturer part number: 18283.
Features
  • Diaphragm,valve,flat — FSC 4820
  • Material: RUBBER
  • 2 verified cross-references
  • Primary manufacturer: Imi Cash Valve Inc
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 4820-01-317-4899, 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. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-317-4899
Primary Part Number18283
Item NameDiaphragm,valve,flat
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerImi Cash Valve Inc
StatusACTIVE
MaterialRUBBER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4710-00-065-5316 INTERCHANGEABLE
Tube Assembly,metal
5950-01-152-126818283 INTERCHANGEABLE
Coil,radio Frequency
Vanguard Electronics, Llc
5306-01-208-495118283 INTERCHANGEABLE
Rod
Terex Reedrill Dba Reedrill Texoma Div Terex Mining
1005-01-690-449418283 INTERCHANGEABLE
Adapter Rail,weapon Mounted
Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc
Cross-Reference Index
Part NumberManufacturer
17862 PART 18283 Imi Cash Valve Inc (USA)
18283 PRIMARY Imi Cash Valve Inc (USA)
Related Parts
4710-00-065-5316INTERCHANGEABLE
TUBE ASSEMBLY,METAL
5950-01-152-1268INTERCHANGEABLE
COIL,RADIO FREQUENCY
18283
5306-01-208-4951INTERCHANGEABLE
ROD
18283
1005-01-690-4494INTERCHANGEABLE
ADAPTER RAIL,WEAPON MOUNTED
18283

Frequently Asked Questions

What is NSN 4820-01-317-4899?

NSN 4820-01-317-4899 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 4820-01-317-4899?

NSN 4820-01-317-4899 has 2 cross-referenced part numbers: 17862 PART 18283 (Imi Cash Valve Inc), 18283 (Imi Cash Valve Inc).

What NSN replaces 4820-01-317-4899?

There are 4 known substitutes for 4820-01-317-4899: 4710-00-065-5316, 5950-01-152-1268, 5306-01-208-4951 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 18283?

Key specifications for 18283: Material: RUBBER. 1 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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