PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

NL683-1Disk,valve

Pentair Valves & Controls Us Lp Div Flow Control Us Holding Corp · NSN 4820-01-036-3134 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-036-3134 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-036-3134. Primary manufacturer part number: NL683-1.
Features
  • Disk,valve — FSC 4820
  • 3 verified cross-references
  • Primary manufacturer: Pentair Valves & Controls Us Lp Div Flow Control Us Holding Corp
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Disk,valve, cataloged under National Stock Number 4820-01-036-3134, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Pentair Valves & Controls Us Lp Div Flow Control Us Holding Corp. This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameDisk,valve
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersPentair Valves & Controls Us Lp Div Flow Control Us Holding Corp (CAGE 93591)
Technical Specifications
ParameterValue
NSN4820-01-036-3134
Primary Part NumberNL683-1
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerPentair Valves & Controls Us Lp Div Flow Control Us Holding Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
4730-00-278-4592SAE J512 5-2 040102BA INTERCHANGEABLE
Adapter,straight,pipe to Tube
Sae International Dba Sae International
6625-00-788-5323 INTERCHANGEABLE
Test Set,radio
4820-01-036-0184 INTERCHANGEABLE
Seat,valve
4820-01-036-0227 INTERCHANGEABLE
Disk,valve
4920-01-118-3742FT1215 INTERCHANGEABLE
Hose Reel
Danfoss Power Solutions II, Llc
4220-01-283-2131S-1027 INTERCHANGEABLE
Cylinder,carbon Dio
Switlik Parachute Company, Inc. Dba Switlik Parachute Co Inc
5360-01-619-5945S-1027 INTERCHANGEABLE
Spring,helical,compression
Matthew Warren, Inc. Dba Century Spring Corp. Div Century Spring Corp.
3455-01-632-3960S1027 INTERCHANGEABLE
Cutter,v-Thread,tool Holder
Consolidated Sewing Machine Corp
Cross-Reference Index
Part NumberManufacturer
NL683-1 Pentair Valves & Controls Us Lp Div Flow Control Us Holding Corp (USA)
S-1027 Pentair Valves & Controls Us Lp Div Flow Control Us Holding Corp (USA)
S-1027-8 Pentair Valves & Controls Us Lp Div Flow Control Us Holding Corp (USA)
Related Parts
4730-00-278-4592INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
SAE J512 5-2 040102BA
6625-00-788-5323INTERCHANGEABLE
TEST SET,RADIO
4820-01-036-0184INTERCHANGEABLE
SEAT,VALVE
4820-01-036-0227INTERCHANGEABLE
DISK,VALVE
4920-01-118-3742INTERCHANGEABLE
HOSE REEL
FT1215
4220-01-283-2131INTERCHANGEABLE
CYLINDER,CARBON DIO
S-1027
5360-01-619-5945INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
S-1027
3455-01-632-3960INTERCHANGEABLE
CUTTER,V-THREAD,TOOL HOLDER
S1027

Frequently Asked Questions

What is NSN 4820-01-036-3134?

NSN 4820-01-036-3134 is a Disk,valve, manufactured by Pentair Valves & Controls Us Lp Div Flow Control Us Holding Corp, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-036-3134?

NSN 4820-01-036-3134 has 3 cross-referenced part numbers: NL683-1 (Pentair Valves & Controls Us Lp Div Flow Control Us Holding Corp), S-1027 (Pentair Valves & Controls Us Lp Div Flow Control Us Holding Corp), S-1027-8 (Pentair Valves & Controls Us Lp Div Flow Control Us Holding Corp).

What NSN replaces 4820-01-036-3134?

There are 8 known substitutes for 4820-01-036-3134: 4730-00-278-4592, 6625-00-788-5323, 4820-01-036-0184 and 5 more. Verify interchangeability with system specifications before substitution.

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