PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

820-2177680-1Spindle,valve

Naval Sea Systems Command · NSN 4810-00-859-2785 · FSC 4810 · No Item Name Available
Verified by PartsTable
NSN 4810-00-859-2785 — this item is cataloged by the U.S. Government under National Stock Number 4810-00-859-2785. Primary manufacturer part number: 820-2177680-1.
Features
  • Spindle,valve — FSC 4810
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.
  • Criticality Code Justification: ZZZY
  • 6 verified cross-references
  • Primary manufacturer: Naval Sea Systems Command
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Spindle,valve, cataloged under National Stock Number 4810-00-859-2785, is classified within Federal Supply Class 4810 (No Item Name Available) of the Valves group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 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.

Technical Specifications
ParameterValue
NSN4810-00-859-2785
Primary Part Number820-2177680-1
Item NameSpindle,valve
FSC / FSG4810 / 48 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusACTIVE
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.
Criticality Code JustificationZZZY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5307-00-176-609275154 INTERCHANGEABLE
Stud,plain
Textron Lycoming Inc Williamsport Plant
4730-00-727-9784 INTERCHANGEABLE
Elbow,tube to Boss
5365-00-992-115075154 INTERCHANGEABLE
Ring,diaphragm Reta
Triumph Engine Control Systems Llc
5962-01-139-3619 INTERCHANGEABLE
Microcircuit,digital
5330-01-167-229292050-507 INTERCHANGEABLE
Seal,plain
Naval Inventory Control Point Mechanicsburg
Cross-Reference Index
Part NumberManufacturer
820-2177680-1 Naval Sea Systems Command (USA)
X-75160-9 Spx Flow Us, Llc Dba Spx Valves & Controls (USA)
E1-82464PC9 Spx Flow Us, Llc Dba Spx Valves & Controls (USA)
75154 Spx Flow Us, Llc Dba Spx Valves & Controls (USA)
820-2177673-9 Naval Sea Systems Command (USA)
820-2177680PC1 Naval Ship Systems Command (USA)
Related Parts
5307-00-176-6092INTERCHANGEABLE
STUD,PLAIN
75154
4730-00-727-9784INTERCHANGEABLE
ELBOW,TUBE TO BOSS
5365-00-992-1150INTERCHANGEABLE
RING,DIAPHRAGM RETA
75154
5962-01-139-3619INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5330-01-167-2292INTERCHANGEABLE
SEAL,PLAIN
92050-507

Frequently Asked Questions

What is NSN 4810-00-859-2785?

NSN 4810-00-859-2785 is a Spindle,valve, manufactured by Naval Sea Systems Command, classified under FSC 4810 (No Item Name Available). Status: active.

What are the part numbers for NSN 4810-00-859-2785?

NSN 4810-00-859-2785 has 6 cross-referenced part numbers: 820-2177680-1 (Naval Sea Systems Command), X-75160-9 (Spx Flow Us, Llc Dba Spx Valves & Controls), E1-82464PC9 (Spx Flow Us, Llc Dba Spx Valves & Controls), 75154 (Spx Flow Us, Llc Dba Spx Valves & Controls), 820-2177673-9 (Naval Sea Systems Command) and 1 more.

What NSN replaces 4810-00-859-2785?

There are 5 known substitutes for 4810-00-859-2785: 5307-00-176-6092, 4730-00-727-9784, 5365-00-992-1150 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 820-2177680-1?

Key specifications for 820-2177680-1: Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.; Criticality Code Justification: ZZZY. 2 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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