PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10091-2Valve Assembly

Morpac Industries, Inc Div Actuator · NSN 4820-01-680-5855 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-680-5855 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-680-5855. Primary manufacturer part number: 10091-2.
Features
  • Valve Assembly — FSC 4820
  • 2 verified cross-references
  • Primary manufacturer: Morpac Industries, Inc Div Actuator
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve Assembly, cataloged under National Stock Number 4820-01-680-5855, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Morpac Industries, Inc Div Actuator. This item has 2 commercial cross-references 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.

Technical Specifications
ParameterValue
NSN4820-01-680-5855
Primary Part Number10091-2
Item NameValve Assembly
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerMorpac Industries, Inc Div Actuator
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
8475-00-671-47271009-12 INTERCHANGEABLE
Undershirt
Naval Air Development Center Warminster Navairsyscom Hq
1680-00-928-855410091-2 INTERCHANGEABLE
Seat,poppet Valve
Essex Industries Inc Div Manufacturing Division
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
Cross-Reference Index
Part NumberManufacturer
10091-2 PRIMARY Morpac Industries, Inc Div Actuator (USA)
10091 SHEET 3 Morpac Industries, Inc Div Actuator (USA)
Related Parts
8475-00-671-4727INTERCHANGEABLE
UNDERSHIRT
1009-12
1680-00-928-8554INTERCHANGEABLE
SEAT,POPPET VALVE
10091-2
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

Frequently Asked Questions

What is NSN 4820-01-680-5855?

NSN 4820-01-680-5855 is a Valve Assembly, manufactured by Morpac Industries, Inc Div Actuator, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-680-5855?

NSN 4820-01-680-5855 has 2 cross-referenced part numbers: 10091-2 (Morpac Industries, Inc Div Actuator), 10091 SHEET 3 (Morpac Industries, Inc Div Actuator).

What NSN replaces 4820-01-680-5855?

There are 7 known substitutes for 4820-01-680-5855: 8475-00-671-4727, 1680-00-928-8554, 5905-00-943-7538 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10091-2?

Key specifications for 10091-2: Part Name Assigned by Controlling Agency: VALVE ASSEMBLY. 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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