PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

51421Mirror Bar Assy

Hathaway Corporation · NSN 1420-00-621-7686 · FSC 1420 · No Item Name Available
Verified by PartsTable
NSN 1420-00-621-7686 — this item is cataloged by the U.S. Government under National Stock Number 1420-00-621-7686. Primary manufacturer part number: 51421.
Features
  • Mirror Bar Assy — FSC 1420
  • 1 verified cross-reference
  • Primary manufacturer: Hathaway Corporation
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Mirror Bar Assy, cataloged under National Stock Number 1420-00-621-7686, 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameMirror Bar Assy
FSC / FSG1420 — No Item Name Available (FSG 14)
ManufacturersHathaway Corporation (CAGE 27682)
Technical Specifications
ParameterValue
NSN1420-00-621-7686
Primary Part Number51421
Item NameMirror Bar Assy
FSC / FSG1420 / 14 — No Item Name Available
ManufacturerHathaway Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5960-00-274-418551421 INTERCHANGEABLE
Shield,electron Tube
Raytheon Company Dba Raytheon
3455-00-529-7452 INTERCHANGEABLE
File,rotary
5935-00-807-166933-5142-1 INTERCHANGEABLE
Connector,plug,electrical
Amphenol Corporation Div Amphenol Rf
5342-01-101-164269652 INTERCHANGEABLE
Mount,resilient,weapon System
Drs Environmental Systems Inc
4330-01-227-209751421 INTERCHANGEABLE
Filter Element,fluid
Wix Corp
5962-01-308-63485-1421 INTERCHANGEABLE
Microcircuit,linear
Bird Electronic Corporation Div Bird Electronic Corp
5330-01-333-275921F514211750000 INTERCHANGEABLE
Retainer,packing
William Powell Company, the Dba Powell Valve Div the Starflo Corporation
5965-01-601-61845142-1 INTERCHANGEABLE
Cover,loudspeaker
Avtechtyee Inc Dba Avtech
5965-01-658-566910-62090-30 INTERCHANGEABLE
Loudspeaker,electromagnetic
The Boeing Company Div Defense
Cross-Reference Index
Part NumberManufacturer
51421 Hathaway Corporation (USA)
Related Parts
5960-00-274-4185INTERCHANGEABLE
SHIELD,ELECTRON TUBE
51421
3455-00-529-7452INTERCHANGEABLE
FILE,ROTARY
5935-00-807-1669INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
33-5142-1
5342-01-101-1642INTERCHANGEABLE
MOUNT,RESILIENT,WEAPON SYSTEM
69652
4330-01-227-2097INTERCHANGEABLE
FILTER ELEMENT,FLUID
51421
5962-01-308-6348INTERCHANGEABLE
MICROCIRCUIT,LINEAR
5-1421
5330-01-333-2759INTERCHANGEABLE
RETAINER,PACKING
21F514211750000
5965-01-601-6184INTERCHANGEABLE
COVER,LOUDSPEAKER
5142-1
5965-01-658-5669INTERCHANGEABLE
LOUDSPEAKER,ELECTROMAGNETIC
10-62090-30

Frequently Asked Questions

What is NSN 1420-00-621-7686?

NSN 1420-00-621-7686 is a Mirror Bar Assy, manufactured by Hathaway Corporation, classified under FSC 1420 (No Item Name Available). Status: active.

What are the part numbers for NSN 1420-00-621-7686?

NSN 1420-00-621-7686 has 1 cross-referenced part number: 51421 (Hathaway Corporation).

What NSN replaces 1420-00-621-7686?

There are 9 known substitutes for 1420-00-621-7686: 5960-00-274-4185, 3455-00-529-7452, 5935-00-807-1669 and 6 more. Verify interchangeability with system specifications before substitution.

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