PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

41623Piston,valve

Moog Inc. Dba Ampac-Isp Corp · NSN 4810-01-544-8826 · FSC 4810 · No Item Name Available
Verified by PartsTable
NSN 4810-01-544-8826 — this item is cataloged by the U.S. Government under National Stock Number 4810-01-544-8826. Primary manufacturer part number: 41623.
Features
  • Piston,valve — FSC 4810
  • Reference Number Differentiating Characteristics: MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
  • Criticality Code Justification: ZZZY
  • 4 verified cross-references
  • Primary manufacturer: Moog Inc. Dba Ampac-Isp Corp
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Piston,valve, cataloged under National Stock Number 4810-01-544-8826, is classified within Federal Supply Class 4810 (No Item Name Available) of the Valves group. The primary manufacturer of record is Moog Inc. Dba Ampac-Isp Corp. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4810-01-544-8826
Primary Part Number41623
Item NamePiston,valve
FSC / FSG4810 / 48 — No Item Name Available
ManufacturerMoog Inc. Dba Ampac-Isp Corp
StatusACTIVE
Reference Number Differentiating CharacteristicsMATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
Criticality Code JustificationZZZY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
2520-00-126-435710375258 INTERCHANGEABLE
Arm Assy,pedal Adjuster
Fwd Seagrave Holdings Lp
3455-00-228-5231ASME B94.19 TABLE 28 5/8 DIA CU INTERCHANGEABLE
Cutter,milling,end
The American Society of Mechanical Engineers
5340-00-973-786741623 INTERCHANGEABLE
Standoff,threaded,spacing
Honeywell International, Inc Div Aerospace-Tucson
5330-01-045-5317 INTERCHANGEABLE
Gasket
3895-01-202-9328HD51E316C-4 INTERCHANGEABLE
Reeling Machine,cable,motor Driv
Conductix Inc Div Conductix Wampfler
5945-01-206-5400 INTERCHANGEABLE
Retainer,electrical Relay
5962-01-223-301941623 INTERCHANGEABLE
Microcircuit,memory
Raytheon Company Div Rmd Strategic
4320-01-624-229141623 INTERCHANGEABLE
Sleeve,shaft,pump
Amot Controls Llc
Cross-Reference Index
Part NumberManufacturer
41623 Moog Inc. Dba Ampac-Isp Corp (USA)
600-41620 ITEM 3L1 Naval Inventory Control Point Mechanicsburg (USA)
41623L1 Naval Inventory Control Point Mechanicsburg (USA)
600-41620 ITEM 3 Moog Inc. Dba Ampac-Isp Corp (USA)
Related Parts
2520-00-126-4357INTERCHANGEABLE
ARM ASSY,PEDAL ADJUSTER
10375258
3455-00-228-5231INTERCHANGEABLE
CUTTER,MILLING,END
ASME B94.19 TABLE 28 5/8 DIA CU
5340-00-973-7867INTERCHANGEABLE
STANDOFF,THREADED,SPACING
41623
5330-01-045-5317INTERCHANGEABLE
GASKET
3895-01-202-9328INTERCHANGEABLE
REELING MACHINE,CABLE,MOTOR DRIV
HD51E316C-4
5945-01-206-5400INTERCHANGEABLE
RETAINER,ELECTRICAL RELAY
5962-01-223-3019INTERCHANGEABLE
MICROCIRCUIT,MEMORY
41623
4320-01-624-2291INTERCHANGEABLE
SLEEVE,SHAFT,PUMP
41623

Frequently Asked Questions

What is NSN 4810-01-544-8826?

NSN 4810-01-544-8826 is a Piston,valve, manufactured by Moog Inc. Dba Ampac-Isp Corp, classified under FSC 4810 (No Item Name Available). Status: active.

What are the part numbers for NSN 4810-01-544-8826?

NSN 4810-01-544-8826 has 4 cross-referenced part numbers: 41623 (Moog Inc. Dba Ampac-Isp Corp), 600-41620 ITEM 3L1 (Naval Inventory Control Point Mechanicsburg), 41623L1 (Naval Inventory Control Point Mechanicsburg), 600-41620 ITEM 3 (Moog Inc. Dba Ampac-Isp Corp).

What NSN replaces 4810-01-544-8826?

There are 8 known substitutes for 4810-01-544-8826: 2520-00-126-4357, 3455-00-228-5231, 5340-00-973-7867 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 41623?

Key specifications for 41623: Reference Number Differentiating Characteristics: MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS; End Item Identification: ACTUATOR,ROTARY PNEU; Criticality Code Justification: ZZZY. 3 total characteristics are documented in the Federal Logistics Information System.

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