PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

17978Plunger,valve

Moog Inc · NSN 4810-00-831-5620 · FSC 4810 · No Item Name Available
Verified by PartsTable
NSN 4810-00-831-5620 — this item is cataloged by the U.S. Government under National Stock Number 4810-00-831-5620. Primary manufacturer part number: 17978.
Features
  • Plunger,valve — FSC 4810
  • 3 verified cross-references
  • Primary manufacturer: Moog Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Plunger,valve, cataloged under National Stock Number 4810-00-831-5620, is classified within Federal Supply Class 4810 (No Item Name Available) of the Valves group. The primary manufacturer of record is Moog Inc. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NamePlunger,valve
FSC / FSG4810 — No Item Name Available (FSG 48)
ManufacturersMoog Inc Div Moog Inc., Space and Defense - Salt Lake City (CAGE 19156); E-Systems Inc Montek Div Fluid Controls Opns (CAGE 79294); Moog Inc (CAGE 94697)
Technical Specifications
ParameterValue
NSN4810-00-831-5620
Primary Part Number17978
Item NamePlunger,valve
FSC / FSG4810 / 48 — No Item Name Available
ManufacturerMoog Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
6650-00-116-7438 INTERCHANGEABLE
Cell Assembly,optical Instrument
5895-00-545-871217978 INTERCHANGEABLE
Standoff Asy
Raytheon Company Dba Raytheon
5962-01-075-6873932821-529 INTERCHANGEABLE
Microcircuit,memory
Raytheon Company Dba Raytheon
4330-01-131-933299125644 INTERCHANGEABLE
Inlet,oil Purifier
Alfa Laval Inc
3120-01-195-59253290712R PIECE 8 INTERCHANGEABLE
Bushing,sleeve
Naval Ship Systems Command
Cross-Reference Index
Part NumberManufacturer
17978 Moog Inc Div Moog Inc., Space and Defense - Salt Lake City (USA)
17978 E-Systems Inc Montek Div Fluid Controls Opns (USA)
17978 PRIMARY Moog Inc (USA)
Related Parts
6650-00-116-7438INTERCHANGEABLE
CELL ASSEMBLY,OPTICAL INSTRUMENT
5895-00-545-8712INTERCHANGEABLE
STANDOFF ASY
17978
5962-01-075-6873INTERCHANGEABLE
MICROCIRCUIT,MEMORY
932821-529
4330-01-131-9332INTERCHANGEABLE
INLET,OIL PURIFIER
99125644
3120-01-195-5925INTERCHANGEABLE
BUSHING,SLEEVE
3290712R PIECE 8

Frequently Asked Questions

What is NSN 4810-00-831-5620?

NSN 4810-00-831-5620 is a Plunger,valve, manufactured by Moog Inc, classified under FSC 4810 (No Item Name Available). Status: active.

What are the part numbers for NSN 4810-00-831-5620?

NSN 4810-00-831-5620 has 3 cross-referenced part numbers: 17978 (Moog Inc Div Moog Inc., Space and Defense - Salt Lake City), 17978 (E-Systems Inc Montek Div Fluid Controls Opns), 17978 (Moog Inc).

What NSN replaces 4810-00-831-5620?

There are 5 known substitutes for 4810-00-831-5620: 6650-00-116-7438, 5895-00-545-8712, 5962-01-075-6873 and 2 more. Verify interchangeability with system specifications before substitution.

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