PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

53059Seat,valve

Haskel International, Llc Dba Haskel International, Llc · NSN 4820-01-230-3677 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-230-3677 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-230-3677. Primary manufacturer part number: 53059.
Features
  • Seat,valve — FSC 4820
  • 3 verified cross-references
  • Primary manufacturer: Haskel International, Llc Dba Haskel International, Llc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Seat,valve, cataloged under National Stock Number 4820-01-230-3677, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Haskel International, Llc Dba Haskel International, Llc. This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameSeat,valve
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersHaskel International, Llc Dba Haskel International, Llc (CAGE 81400)
Technical Specifications
ParameterValue
NSN4820-01-230-3677
Primary Part Number53059
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerHaskel International, Llc Dba Haskel International, Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
3040-00-395-9494SM-B-157266 INTERCHANGEABLE
Shaft,straight
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
2925-00-695-414310-319528-1 INTERCHANGEABLE
Lead Assy,igniter P
Unison Industries Llc
4320-01-369-0364 INTERCHANGEABLE
Pump,reciprocating
4320-01-383-6183 INTERCHANGEABLE
Backup,special
4320-01-383-6238 INTERCHANGEABLE
Valve,inlet Check
4320-01-383-6252 INTERCHANGEABLE
Barrel,air,special
4310-01-417-4592 INTERCHANGEABLE
Stem,finger
4320-01-417-4597 INTERCHANGEABLE
Connecting Rod,piston
5307-01-477-1322 INTERCHANGEABLE
Stud,shouldered
8465-01-630-957953-059 INTERCHANGEABLE
Lens,goggles,weather Protective
Oakley Inc Dba Oakley Div Oakley Military
Cross-Reference Index
Part NumberManufacturer
53059 Haskel International, Llc Dba Haskel International, Llc (USA)
52601 PIECE 24 Haskel International, Llc Dba Haskel International, Llc (USA)
52601 Haskel International, Llc Dba Haskel International, Llc (USA)
Related Parts
3040-00-395-9494INTERCHANGEABLE
SHAFT,STRAIGHT
SM-B-157266
2925-00-695-4143INTERCHANGEABLE
LEAD ASSY,IGNITER P
10-319528-1
4320-01-369-0364INTERCHANGEABLE
PUMP,RECIPROCATING
4320-01-383-6183INTERCHANGEABLE
BACKUP,SPECIAL
4320-01-383-6238INTERCHANGEABLE
VALVE,INLET CHECK
4320-01-383-6252INTERCHANGEABLE
BARREL,AIR,SPECIAL
4310-01-417-4592INTERCHANGEABLE
STEM,FINGER
4320-01-417-4597INTERCHANGEABLE
CONNECTING ROD,PISTON
5307-01-477-1322INTERCHANGEABLE
STUD,SHOULDERED
8465-01-630-9579INTERCHANGEABLE
LENS,GOGGLES,WEATHER PROTECTIVE
53-059

Frequently Asked Questions

What is NSN 4820-01-230-3677?

NSN 4820-01-230-3677 is a Seat,valve, manufactured by Haskel International, Llc Dba Haskel International, Llc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-230-3677?

NSN 4820-01-230-3677 has 3 cross-referenced part numbers: 53059 (Haskel International, Llc Dba Haskel International, Llc), 52601 PIECE 24 (Haskel International, Llc Dba Haskel International, Llc), 52601 (Haskel International, Llc Dba Haskel International, Llc).

What NSN replaces 4820-01-230-3677?

There are 10 known substitutes for 4820-01-230-3677: 3040-00-395-9494, 2925-00-695-4143, 4320-01-369-0364 and 7 more. Verify interchangeability with system specifications before substitution.

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