PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

656020Cutter Head Asy

Lockheed Martin Corp · NSN 4210-00-497-6285 · FSC 4210 · No Item Name Available
Verified by PartsTable
NSN 4210-00-497-6285 — this item is cataloged by the U.S. Government under National Stock Number 4210-00-497-6285. Primary manufacturer part number: 656020.
Features
  • Cutter Head Asy — FSC 4210
  • 6 verified cross-references
  • Primary manufacturer: Lockheed Martin Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Cutter Head Asy, cataloged under National Stock Number 4210-00-497-6285, is classified within Federal Supply Class 4210 (No Item Name Available) of the Fire Fighting, Rescue, and Safety Equipment group. The primary manufacturer of record is Lockheed Martin Corp. This item has 6 commercial cross-references from 3 manufacturers, 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 NameCutter Head Asy
FSC / FSG4210 — No Item Name Available (FSG 42)
ManufacturersValcor Engineering Corporation (CAGE 96487); Kidde-Fenwal, Llc (CAGE 0KDP7); Lockheed Martin Corp (CAGE 98897)
Technical Specifications
ParameterValue
NSN4210-00-497-6285
Primary Part Number656020
Item NameCutter Head Asy
FSC / FSG4210 / 42 — No Item Name Available
ManufacturerLockheed Martin Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
4720-00-234-804980054 INTERCHANGEABLE
Hose Assembly,metallic
Hyspan Precision Products, Inc.
5306-00-846-3465800-0054 INTERCHANGEABLE
Bolt,machine
Cummins Power Generation Inc.
5310-01-084-251080054 INTERCHANGEABLE
Washer,flat
Jenny Products, Inc
9150-01-091-807930522 INTERCHANGEABLE
Hydraulic Jack Oil
Loctite Corp
4820-01-133-4984A6792027132 INTERCHANGEABLE
Stem,fluid Valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
5930-01-144-49398005-4 INTERCHANGEABLE
Switch,rotary
Mason Electric Co. Dba Mason Controls
4720-01-585-073080054 INTERCHANGEABLE
Tubing,nonmetallic
Dayco Products Llc
7690-01-615-3612307754 INTERCHANGEABLE
Label
Mastsystem Int'l Oy
5307-01-622-352480054 INTERCHANGEABLE
Stud,self-Locking
Hutchinson Industries, Inc Div Defense and Industry
Cross-Reference Index
Part NumberManufacturer
966099 Valcor Engineering Corporation (USA)
80054 Kidde-Fenwal, Llc (USA)
966099 Kidde-Fenwal, Llc (USA)
800554 Kidde-Fenwal, Llc (USA)
656020-3 Lockheed Martin Corp (USA)
656020 PRIMARY Lockheed Martin Corp (USA)
Related Parts
4720-00-234-8049INTERCHANGEABLE
HOSE ASSEMBLY,METALLIC
80054
5306-00-846-3465INTERCHANGEABLE
BOLT,MACHINE
800-0054
5310-01-084-2510INTERCHANGEABLE
WASHER,FLAT
80054
9150-01-091-8079INTERCHANGEABLE
HYDRAULIC JACK OIL
30522
4820-01-133-4984INTERCHANGEABLE
STEM,FLUID VALVE
A6792027132
5930-01-144-4939INTERCHANGEABLE
SWITCH,ROTARY
8005-4
4720-01-585-0730INTERCHANGEABLE
TUBING,NONMETALLIC
80054
7690-01-615-3612INTERCHANGEABLE
LABEL
307754
5307-01-622-3524INTERCHANGEABLE
STUD,SELF-LOCKING
80054

Frequently Asked Questions

What is NSN 4210-00-497-6285?

NSN 4210-00-497-6285 is a Cutter Head Asy, manufactured by Lockheed Martin Corp, classified under FSC 4210 (No Item Name Available). Status: active.

What are the part numbers for NSN 4210-00-497-6285?

NSN 4210-00-497-6285 has 6 cross-referenced part numbers: 966099 (Valcor Engineering Corporation), 80054 (Kidde-Fenwal, Llc), 966099 (Kidde-Fenwal, Llc), 800554 (Kidde-Fenwal, Llc), 656020-3 (Lockheed Martin Corp) and 1 more.

What NSN replaces 4210-00-497-6285?

There are 9 known substitutes for 4210-00-497-6285: 4720-00-234-8049, 5306-00-846-3465, 5310-01-084-2510 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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