PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

211701Seat,valve

Hydro-Aire Aerospace Corp · NSN 4810-00-345-4787 · FSC 4810 · No Item Name Available
Verified by PartsTable
NSN 4810-00-345-4787 — this item is cataloged by the U.S. Government under National Stock Number 4810-00-345-4787. Primary manufacturer part number: 211701.
Features
  • Seat,valve — FSC 4810
  • 1 verified cross-reference
  • Primary manufacturer: Hydro-Aire Aerospace Corp
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Seat,valve, cataloged under National Stock Number 4810-00-345-4787, is classified within Federal Supply Class 4810 (No Item Name Available) of the Valves group. The primary manufacturer of record is Hydro-Aire Aerospace Corp. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4810-00-345-4787
Primary Part Number211701
Item NameSeat,valve
FSC / FSG4810 / 48 — No Item Name Available
ManufacturerHydro-Aire Aerospace Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4930-01-178-30772117-01 INTERCHANGEABLE
Sealing Wire,tamper Proof
Norgren C a Co
5975-01-282-882521170 INTERCHANGEABLE
Adapter,clevis
Science Applications International Corporation
Cross-Reference Index
Part NumberManufacturer
211701 PRIMARY Hydro-Aire Aerospace Corp (USA)
Related Parts
4930-01-178-3077INTERCHANGEABLE
SEALING WIRE,TAMPER PROOF
2117-01
5975-01-282-8825INTERCHANGEABLE
ADAPTER,CLEVIS
21170

Frequently Asked Questions

What is NSN 4810-00-345-4787?

NSN 4810-00-345-4787 is a Seat,valve, manufactured by Hydro-Aire Aerospace Corp, classified under FSC 4810 (No Item Name Available). Status: active.

What are the part numbers for NSN 4810-00-345-4787?

NSN 4810-00-345-4787 has 1 cross-referenced part number: 211701 (Hydro-Aire Aerospace Corp).

What NSN replaces 4810-00-345-4787?

There are 2 known substitutes for 4810-00-345-4787: 4930-01-178-3077, 5975-01-282-8825. Verify interchangeability with system specifications before substitution.

What are the specifications of 211701?

Key specifications for 211701: End Item Identification: CRANE CO LINEAR DIRECTIONAL VALVE FOR HYDRAULIC HAND PUMP,P/N 71521,A4 AIRCRAFT. 1 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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