PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10091-2Seat,poppet Valve

Essex Industries Inc Div Manufacturing Division · NSN 1680-00-928-8554 · FSC 1680 · No Item Name Available
Verified by PartsTable
NSN 1680-00-928-8554 — this item is cataloged by the U.S. Government under National Stock Number 1680-00-928-8554. Primary manufacturer part number: 10091-2.
Features
  • Seat,poppet Valve — FSC 1680
  • 1 verified cross-reference
  • Primary manufacturer: Essex Industries Inc Div Manufacturing Division
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Seat,poppet Valve, cataloged under National Stock Number 1680-00-928-8554, is classified within Federal Supply Class 1680 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Essex Industries Inc Div Manufacturing Division. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameSeat,poppet Valve
FSC / FSG1680 — No Item Name Available (FSG 16)
ManufacturersEssex Industries Inc Div Manufacturing Division (CAGE 83533)
Technical Specifications
ParameterValue
NSN1680-00-928-8554
Primary Part Number10091-2
Item NameSeat,poppet Valve
FSC / FSG1680 / 16 — No Item Name Available
ManufacturerEssex Industries Inc Div Manufacturing Division
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
8475-00-671-47271009-12 INTERCHANGEABLE
Undershirt
Naval Air Development Center Warminster Navairsyscom Hq
5905-00-943-7538100912 INTERCHANGEABLE
Resistor,variable,wire Wound,pre
Crane Electronics, Inc.
5340-00-969-6407MS35812-1 INTERCHANGEABLE
Clevis,rod End
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
4820-01-017-26661AXP819-003 INTERCHANGEABLE
Valve,safety Relief
Danfoss Fluid Power Inc Easley Opn
5935-01-088-0887ST3M546-3 INTERCHANGEABLE
Plate,retaining,electrical Conne
The Boeing Company Div Defense
5999-01-300-7528 INTERCHANGEABLE
Pole Piece,magnet
4820-01-680-585510091-2 INTERCHANGEABLE
Valve Assembly
Morpac Industries, Inc Div Actuator
Cross-Reference Index
Part NumberManufacturer
10091-2 PRIMARY Essex Industries Inc Div Manufacturing Division (USA)
Related Parts
8475-00-671-4727INTERCHANGEABLE
UNDERSHIRT
1009-12
5905-00-943-7538INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,PRE
100912
5340-00-969-6407INTERCHANGEABLE
CLEVIS,ROD END
MS35812-1
4820-01-017-2666INTERCHANGEABLE
VALVE,SAFETY RELIEF
1AXP819-003
5935-01-088-0887INTERCHANGEABLE
PLATE,RETAINING,ELECTRICAL CONNE
ST3M546-3
5999-01-300-7528INTERCHANGEABLE
POLE PIECE,MAGNET
4820-01-680-5855INTERCHANGEABLE
VALVE ASSEMBLY
10091-2

Frequently Asked Questions

What is NSN 1680-00-928-8554?

NSN 1680-00-928-8554 is a Seat,poppet Valve, manufactured by Essex Industries Inc Div Manufacturing Division, classified under FSC 1680 (No Item Name Available). Status: active.

What are the part numbers for NSN 1680-00-928-8554?

NSN 1680-00-928-8554 has 1 cross-referenced part number: 10091-2 (Essex Industries Inc Div Manufacturing Division).

What NSN replaces 1680-00-928-8554?

There are 7 known substitutes for 1680-00-928-8554: 8475-00-671-4727, 5905-00-943-7538, 5340-00-969-6407 and 4 more. Verify interchangeability with system specifications before substitution.

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