PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

845-8617202 ITEM 12L1Stem,needle Valve

Naval Inventory Control Point Mechanicsburg · NSN 4820-01-735-7010 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-735-7010 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-735-7010. Primary manufacturer part number: 845-8617202 ITEM 12L1.
Features
  • Stem,needle Valve — FSC 4820
  • 5 verified cross-references
  • Primary manufacturer: Naval Inventory Control Point Mechanicsburg
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Stem,needle Valve, cataloged under National Stock Number 4820-01-735-7010, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Naval Inventory Control Point Mechanicsburg. This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameStem,needle Valve
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersNaval Inventory Control Point Mechanicsburg (CAGE 03950); Electric Boat Corporation Div General Dynamics Electric Boat (CAGE 96169); Naval Sea Systems Command (CAGE 53711)
Technical Specifications
ParameterValue
NSN4820-01-735-7010
Primary Part Number845-8617202 ITEM 12L1
Item NameStem,needle Valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerNaval Inventory Control Point Mechanicsburg
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5310-01-715-9299 INTERCHANGEABLE
Nut,self-Locking,hexagon
5330-01-716-1002 INTERCHANGEABLE
Retainer,seal
4820-01-716-1003 INTERCHANGEABLE
Stem,fluid Valve
4820-01-716-1088 INTERCHANGEABLE
Stem,fluid Valve
5330-01-716-1847 INTERCHANGEABLE
Retainer,seal
5310-01-716-1863 INTERCHANGEABLE
Nut,stem,retaining
5310-01-716-1866 INTERCHANGEABLE
Nut,stem,retaining Backup Valve
4820-01-717-2269 INTERCHANGEABLE
Valve,ball
5305-01-735-0057845-8617202-47 INTERCHANGEABLE
Screw,drive
Naval Sea Systems Command
5305-01-735-0139 INTERCHANGEABLE
Screw,cap,socket Head
Cross-Reference Index
Part NumberManufacturer
845-8617202 ITEM 12L1 Naval Inventory Control Point Mechanicsburg (USA)
2644-859-10 ITEM 12 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
2644-859-10 ITEM 12L1 Naval Inventory Control Point Mechanicsburg (USA)
845-8617202 ITEM 12 Naval Sea Systems Command (USA)
8617202 Naval Sea Systems Command (USA)
Related Parts
5310-01-715-9299INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
5330-01-716-1002INTERCHANGEABLE
RETAINER,SEAL
4820-01-716-1003INTERCHANGEABLE
STEM,FLUID VALVE
4820-01-716-1088INTERCHANGEABLE
STEM,FLUID VALVE
5330-01-716-1847INTERCHANGEABLE
RETAINER,SEAL
5310-01-716-1863INTERCHANGEABLE
NUT,STEM,RETAINING
5310-01-716-1866INTERCHANGEABLE
NUT,STEM,RETAINING BACKUP VALVE
4820-01-717-2269INTERCHANGEABLE
VALVE,BALL
5305-01-735-0057INTERCHANGEABLE
SCREW,DRIVE
845-8617202-47
5305-01-735-0139INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
4820-01-735-6288INTERCHANGEABLE
VALVE,BALL
4820-01-735-7210INTERCHANGEABLE
STEM,FLUID VALVE

Frequently Asked Questions

What is NSN 4820-01-735-7010?

NSN 4820-01-735-7010 is a Stem,needle Valve, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-735-7010?

NSN 4820-01-735-7010 has 5 cross-referenced part numbers: 845-8617202 ITEM 12L1 (Naval Inventory Control Point Mechanicsburg), 2644-859-10 ITEM 12 (Electric Boat Corporation Div General Dynamics Electric Boat), 2644-859-10 ITEM 12L1 (Naval Inventory Control Point Mechanicsburg), 845-8617202 ITEM 12 (Naval Sea Systems Command), 8617202 (Naval Sea Systems Command).

What NSN replaces 4820-01-735-7010?

There are 12 known substitutes for 4820-01-735-7010: 5310-01-715-9299, 5330-01-716-1002, 4820-01-716-1003 and 9 more. Verify interchangeability with system specifications before substitution.

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