PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10A6483Seat,valve

Napco International Llc Dba Napco International Inc · NSN 4820-00-359-1756 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-359-1756 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-359-1756. Primary manufacturer part number: 10A6483.
Features
  • Seat,valve — FSC 4820
  • 10 verified cross-references
  • Primary manufacturer: Napco International Llc Dba Napco International Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Seat,valve, cataloged under National Stock Number 4820-00-359-1756, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Napco International Llc Dba Napco International Inc. This item has 10 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameSeat,valve
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersNapco International Llc Dba Napco International Inc (CAGE 95201); Clark Equipment Co (CAGE 12603); Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling (CAGE 04627); Eaton Aerospace, Llc Dba Jackson South (CAGE 62983); Lift Parts Mfg Co Inc Div of Echlin Mfg Co the (CAGE 16662)
Technical Specifications
ParameterValue
NSN4820-00-359-1756
Primary Part Number10A6483
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerNapco International Llc Dba Napco International Inc
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
5120-00-016-6554 INTERCHANGEABLE
Contact Positioner,terminal Crim
5315-00-022-303755103 INTERCHANGEABLE
Pin,toggle Assembly
Avox Systems Inc Dba Avox Systems Inc
5310-00-038-440755103 INTERCHANGEABLE
Washer,flat
Malabar
5999-01-081-4882134626-0001 INTERCHANGEABLE
Delay Line
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5995-01-332-688855103 INTERCHANGEABLE
Cable Assembly,radio Frequency
Semflex, Inc.
6515-01-494-195150-1005 INTERCHANGEABLE
Splint,universal
North American Rescue, Llc
6150-01-534-139855103 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Aerovironment, Inc. Dba Aerovironment Inc
8020-01-566-865399104 INTERCHANGEABLE
Roller Kit,paint
Muirhead Enterprises, Inc. Dba Muirhead Enterprises Inc Div .
5961-01-607-345499104 INTERCHANGEABLE
Transistor
Macom Technology Solutions Inc
5340-01-729-299455103 INTERCHANGEABLE
Handle,bow
Logos Imaging Llc
Cross-Reference Index
Part NumberManufacturer
10A6483 PRIMARY Napco International Llc Dba Napco International Inc (USA)
858270 Clark Equipment Co (USA)
55103 Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling (USA)
99104 Eaton Aerospace, Llc Dba Jackson South (USA)
07-858270 Lift Parts Mfg Co Inc Div of Echlin Mfg Co the (USA)
858270 Dana Off Highway Products, Llc (USA)
07-858270 Tvh Parts Co. (USA)
607153 Mitsubishi Caterpillar Forklift America, Inc (USA)
2305891 Euclid Inc (USA)
55103 Hyster-Yale Group, Inc. (USA)
Related Parts
5120-00-016-6554INTERCHANGEABLE
CONTACT POSITIONER,TERMINAL CRIM
5315-00-022-3037INTERCHANGEABLE
PIN,TOGGLE ASSEMBLY
55103
5310-00-038-4407INTERCHANGEABLE
WASHER,FLAT
55103
5999-01-081-4882INTERCHANGEABLE
DELAY LINE
134626-0001
5995-01-332-6888INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY
55103
6515-01-494-1951INTERCHANGEABLE
SPLINT,UNIVERSAL
50-1005
6150-01-534-1398INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
55103
8020-01-566-8653INTERCHANGEABLE
ROLLER KIT,PAINT
99104
5961-01-607-3454INTERCHANGEABLE
TRANSISTOR
99104
5340-01-729-2994INTERCHANGEABLE
HANDLE,BOW
55103

Frequently Asked Questions

What is NSN 4820-00-359-1756?

NSN 4820-00-359-1756 is a Seat,valve, manufactured by Napco International Llc Dba Napco International Inc, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-359-1756?

NSN 4820-00-359-1756 has 10 cross-referenced part numbers: 10A6483 (Napco International Llc Dba Napco International Inc), 858270 (Clark Equipment Co), 55103 (Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling), 99104 (Eaton Aerospace, Llc Dba Jackson South), 07-858270 (Lift Parts Mfg Co Inc Div of Echlin Mfg Co the) and 5 more.

What NSN replaces 4820-00-359-1756?

There are 10 known substitutes for 4820-00-359-1756: 5120-00-016-6554, 5315-00-022-3037, 5310-00-038-4407 and 7 more. Verify interchangeability with system specifications before substitution.

Is NSN 4820-00-359-1756 still in active supply?

NSN 4820-00-359-1756 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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