PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

51867Spring Assy

Hathaway Corporation · NSN 1420-00-621-7699 · FSC 1420 · No Item Name Available
Verified by PartsTable
NSN 1420-00-621-7699 — this item is cataloged by the U.S. Government under National Stock Number 1420-00-621-7699. Primary manufacturer part number: 51867.
Features
  • Spring Assy — FSC 1420
  • 1 verified cross-reference
  • Primary manufacturer: Hathaway Corporation
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
General Description

The Spring Assy, cataloged under National Stock Number 1420-00-621-7699, is classified within Federal Supply Class 1420 (No Item Name Available) of the Guided Missiles group. The primary manufacturer of record is Hathaway Corporation. This item has 1 commercial cross-reference from 1 manufacturer, 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 NameSpring Assy
FSC / FSG1420 — No Item Name Available (FSG 14)
ManufacturersHathaway Corporation (CAGE 27682)
Technical Specifications
ParameterValue
NSN1420-00-621-7699
Primary Part Number51867
Item NameSpring Assy
FSC / FSG1420 / 14 — No Item Name Available
ManufacturerHathaway Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3110-00-100-03552523 INTERCHANGEABLE
Cup,tapered Roller Bearing
The Timken Corporation
5970-01-123-4973 INTERCHANGEABLE
Insulator,bushing
4320-01-278-8700 INTERCHANGEABLE
Spool,pump
2940-01-289-5543AR94510 INTERCHANGEABLE
Filter Element,fluid
Deere & Company Dba Deere John Co
Cross-Reference Index
Part NumberManufacturer
51867 Hathaway Corporation (USA)
Related Parts
3110-00-100-0355INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
2523
5970-01-123-4973INTERCHANGEABLE
INSULATOR,BUSHING
4320-01-278-8700INTERCHANGEABLE
SPOOL,PUMP
2940-01-289-5543INTERCHANGEABLE
FILTER ELEMENT,FLUID
AR94510

Frequently Asked Questions

What is NSN 1420-00-621-7699?

NSN 1420-00-621-7699 is a Spring Assy, manufactured by Hathaway Corporation, classified under FSC 1420 (No Item Name Available). Status: active.

What are the part numbers for NSN 1420-00-621-7699?

NSN 1420-00-621-7699 has 1 cross-referenced part number: 51867 (Hathaway Corporation).

What NSN replaces 1420-00-621-7699?

There are 4 known substitutes for 1420-00-621-7699: 3110-00-100-0355, 5970-01-123-4973, 4320-01-278-8700 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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