PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

55805Slide Assy,valve

Woodward Hrt Inc · NSN 1680-00-859-3311 · FSC 1680 · No Item Name Available
Verified by PartsTable
NSN 1680-00-859-3311 — this item is cataloged by the U.S. Government under National Stock Number 1680-00-859-3311. Primary manufacturer part number: 55805.
Features
  • Slide Assy,valve — FSC 1680
  • 2 verified cross-references
  • Primary manufacturer: Woodward Hrt Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Slide Assy,valve, cataloged under National Stock Number 1680-00-859-3311, is classified within Federal Supply Class 1680 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Woodward Hrt Inc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameSlide Assy,valve
FSC / FSG1680 — No Item Name Available (FSG 16)
ManufacturersWestfield Hydraulics Inc Dba Westfield Hydraulics Inc (CAGE 53730); Woodward Hrt Inc (CAGE 81873)
Technical Specifications
ParameterValue
NSN1680-00-859-3311
Primary Part Number55805
Item NameSlide Assy,valve
FSC / FSG1680 / 16 — No Item Name Available
ManufacturerWoodward Hrt Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3110-00-108-9331N463 INTERCHANGEABLE
Bearing,ball,annular
Fag Bearings Corporation
5306-00-142-4228DS-935063 INTERCHANGEABLE
Bolt,internal Wrenching
Eaton Aerospace, Llc Dba Jackson South
1630-00-445-84535580-5 INTERCHANGEABLE
Manifold,fluid,aircraft
Goodrich Aerospace Canada Ltd
6530-01-344-501555-80-5 INTERCHANGEABLE
Weight Belt,physical Therapy
Hausmann Enterprises, Llc
Cross-Reference Index
Part NumberManufacturer
90020 Westfield Hydraulics Inc Dba Westfield Hydraulics Inc (USA)
55805 PRIMARY Woodward Hrt Inc (USA)
Related Parts
3110-00-108-9331INTERCHANGEABLE
BEARING,BALL,ANNULAR
N463
5306-00-142-4228INTERCHANGEABLE
BOLT,INTERNAL WRENCHING
DS-935063
1630-00-445-8453INTERCHANGEABLE
MANIFOLD,FLUID,AIRCRAFT
5580-5
6530-01-344-5015INTERCHANGEABLE
WEIGHT BELT,PHYSICAL THERAPY
55-80-5

Frequently Asked Questions

What is NSN 1680-00-859-3311?

NSN 1680-00-859-3311 is a Slide Assy,valve, manufactured by Woodward Hrt Inc, classified under FSC 1680 (No Item Name Available). Status: active.

What are the part numbers for NSN 1680-00-859-3311?

NSN 1680-00-859-3311 has 2 cross-referenced part numbers: 90020 (Westfield Hydraulics Inc Dba Westfield Hydraulics Inc), 55805 (Woodward Hrt Inc).

What NSN replaces 1680-00-859-3311?

There are 4 known substitutes for 1680-00-859-3311: 3110-00-108-9331, 5306-00-142-4228, 1630-00-445-8453 and 1 more. Verify interchangeability with system specifications before substitution.

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