PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25056Plate Assy

Hamilton Sundstrand Corporation Dba Collins Aerospace · NSN 1680-00-478-6481 · FSC 1680 · No Item Name Available
Verified by PartsTable
NSN 1680-00-478-6481 — this item is cataloged by the U.S. Government under National Stock Number 1680-00-478-6481. Primary manufacturer part number: 25056.
Features
  • Plate Assy — FSC 1680
  • 2 verified cross-references
  • Primary manufacturer: Hamilton Sundstrand Corporation Dba Collins Aerospace
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Plate Assy, cataloged under National Stock Number 1680-00-478-6481, is classified within Federal Supply Class 1680 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NamePlate Assy
FSC / FSG1680 — No Item Name Available (FSG 16)
ManufacturersUnited Technologies Corp Hamilton Sundstrand Corp (CAGE 07148); Hamilton Sundstrand Corporation Dba Collins Aerospace (CAGE 73030)
Technical Specifications
ParameterValue
NSN1680-00-478-6481
Primary Part Number25056
Item NamePlate Assy
FSC / FSG1680 / 16 — No Item Name Available
ManufacturerHamilton Sundstrand Corporation Dba Collins Aerospace
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5325-00-550-5937 INTERCHANGEABLE
Ring,retaining
5330-01-133-634525056 INTERCHANGEABLE
Gasket
Blue Tee Corp. Dba Gefco
4820-01-181-1987 INTERCHANGEABLE
Stem,fluid Valve
5360-01-207-0673 INTERCHANGEABLE
Spring,helical,compression
4720-01-336-815325056 INTERCHANGEABLE
Hose,nonmetallic
Griffith Rubber Mills
4720-01-540-6634 INTERCHANGEABLE
Hose Assembly,nonmetallic
5340-01-659-004425056 INTERCHANGEABLE
Plate Kit,mounting
Marinette Marine Corporation Dba Marinette Marine Corp
4810-01-695-219025056 INTERCHANGEABLE
Valve,solenoid
Parker Hannifin Corporation Div Village Marine Tech
Cross-Reference Index
Part NumberManufacturer
25056 United Technologies Corp Hamilton Sundstrand Corp (USA)
25056 PRIMARY Hamilton Sundstrand Corporation Dba Collins Aerospace (USA)
Related Parts
5325-00-550-5937INTERCHANGEABLE
RING,RETAINING
5330-01-133-6345INTERCHANGEABLE
GASKET
25056
4820-01-181-1987INTERCHANGEABLE
STEM,FLUID VALVE
5360-01-207-0673INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
4720-01-336-8153INTERCHANGEABLE
HOSE,NONMETALLIC
25056
4720-01-540-6634INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
5340-01-659-0044INTERCHANGEABLE
PLATE KIT,MOUNTING
25056
4810-01-695-2190INTERCHANGEABLE
VALVE,SOLENOID
25056

Frequently Asked Questions

What is NSN 1680-00-478-6481?

NSN 1680-00-478-6481 is a Plate Assy, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 1680 (No Item Name Available). Status: active.

What are the part numbers for NSN 1680-00-478-6481?

NSN 1680-00-478-6481 has 2 cross-referenced part numbers: 25056 (United Technologies Corp Hamilton Sundstrand Corp), 25056 (Hamilton Sundstrand Corporation Dba Collins Aerospace).

What NSN replaces 1680-00-478-6481?

There are 8 known substitutes for 1680-00-478-6481: 5325-00-550-5937, 5330-01-133-6345, 4820-01-181-1987 and 5 more. Verify interchangeability with system specifications before substitution.

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