PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11-843Valve,safety Relief

Konrad Marine Inc Div Konrad Marine · NSN 4820-01-593-8519 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-593-8519 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-593-8519. Primary manufacturer part number: 11-843.
Features
  • Valve,safety Relief — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: Konrad Marine Inc Div Konrad Marine
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-01-593-8519, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Konrad Marine Inc Div Konrad Marine. 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 NameValve,safety Relief
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersKonrad Marine Inc Div Konrad Marine (CAGE 1PQ32)
Technical Specifications
ParameterValue
NSN4820-01-593-8519
Primary Part Number11-843
Item NameValve,safety Relief
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerKonrad Marine Inc Div Konrad Marine
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
3110-00-156-4699 INTERCHANGEABLE
Bearing,ball,annular
5330-00-350-9946 INTERCHANGEABLE
Seal,plain Encased
2990-00-441-7634 INTERCHANGEABLE
Muffler,exhaust
5950-00-448-0359 INTERCHANGEABLE
Reactor
5355-00-538-6387 INTERCHANGEABLE
Window,dial
6685-01-024-155911843 INTERCHANGEABLE
Control,temperature,indicating
Electro Impulse Laboratory Inc Dba Electro Impulse Inc
6685-01-179-015411843 INTERCHANGEABLE
Hygrometer,dial Indicating
Munters Corporation Dba Munters Des Champs Products Div Cargocaire
7320-01-187-1534 INTERCHANGEABLE
Agitator,mixing Machine
5365-01-618-853011843 INTERCHANGEABLE
Spacer,special Shaped
Harley Davidson Motor Co Inc
Cross-Reference Index
Part NumberManufacturer
11-843 PRIMARY Konrad Marine Inc Div Konrad Marine (USA)
Related Parts
3110-00-156-4699INTERCHANGEABLE
BEARING,BALL,ANNULAR
5330-00-350-9946INTERCHANGEABLE
SEAL,PLAIN ENCASED
2990-00-441-7634INTERCHANGEABLE
MUFFLER,EXHAUST
5950-00-448-0359INTERCHANGEABLE
REACTOR
5355-00-538-6387INTERCHANGEABLE
WINDOW,DIAL
6685-01-024-1559INTERCHANGEABLE
CONTROL,TEMPERATURE,INDICATING
11843
6685-01-179-0154INTERCHANGEABLE
HYGROMETER,DIAL INDICATING
11843
7320-01-187-1534INTERCHANGEABLE
AGITATOR,MIXING MACHINE
5365-01-618-8530INTERCHANGEABLE
SPACER,SPECIAL SHAPED
11843

Frequently Asked Questions

What is NSN 4820-01-593-8519?

NSN 4820-01-593-8519 is a Valve,safety Relief, manufactured by Konrad Marine Inc Div Konrad Marine, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-593-8519?

NSN 4820-01-593-8519 has 1 cross-referenced part number: 11-843 (Konrad Marine Inc Div Konrad Marine).

What NSN replaces 4820-01-593-8519?

There are 9 known substitutes for 4820-01-593-8519: 3110-00-156-4699, 5330-00-350-9946, 2990-00-441-7634 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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