PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

22286Case

Waltham Clock Co Inc · NSN 6645-00-449-2649 · FSC 6645 · No Item Name Available
Verified by PartsTable
NSN 6645-00-449-2649 — this item is cataloged by the U.S. Government under National Stock Number 6645-00-449-2649. Primary manufacturer part number: 22286.
Features
  • Case — FSC 6645
  • 1 verified cross-reference
  • Primary manufacturer: Waltham Clock Co Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Case, cataloged under National Stock Number 6645-00-449-2649, is classified within Federal Supply Class 6645 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Waltham Clock Co Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameCase
FSC / FSG6645 — No Item Name Available (FSG 66)
ManufacturersWaltham Clock Co Inc (CAGE 79300)
Technical Specifications
ParameterValue
NSN6645-00-449-2649
Primary Part Number22286
Item NameCase
FSC / FSG6645 / 66 — No Item Name Available
ManufacturerWaltham Clock Co Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5305-00-071-1322MS51960-65 INTERCHANGEABLE
Screw,machine
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
4820-00-224-448622286 INTERCHANGEABLE
Valve,butterfly
Eaton Corporation Dba Airframe Div Fuel & Motion Control Systems
5331-00-291-38584500301-9 INTERCHANGEABLE
O-Ring
Agco Corp Parts Opn
4320-00-388-992022286 INTERCHANGEABLE
Sleeve,shaft,pump
Industrial Technologies and Services Llc
5330-00-480-61522208C445 INTERCHANGEABLE
Gasket
Meritor Industrial Products, Llc
1560-00-562-493822286 INTERCHANGEABLE
Door Assy
Northrop Grumman Systems Corporation Dba Aerospace Systems Div Aeronautics Systems
2990-01-243-4690 INTERCHANGEABLE
Muffler,exhaust
5950-01-258-057622286 INTERCHANGEABLE
Transformer,power
Ward Leonard Ct Llc
3040-01-306-9271 INTERCHANGEABLE
Shaft,shouldered
2930-01-723-300422286 INTERCHANGEABLE
Cooler,lubricating Oil,engine
Coffin Turbo Pump Inc
Cross-Reference Index
Part NumberManufacturer
22286 Waltham Clock Co Inc (USA)
Related Parts
5305-00-071-1322INTERCHANGEABLE
SCREW,MACHINE
MS51960-65
4820-00-224-4486INTERCHANGEABLE
VALVE,BUTTERFLY
22286
5331-00-291-3858INTERCHANGEABLE
O-RING
4500301-9
4320-00-388-9920INTERCHANGEABLE
SLEEVE,SHAFT,PUMP
22286
5330-00-480-6152INTERCHANGEABLE
GASKET
2208C445
1560-00-562-4938INTERCHANGEABLE
DOOR ASSY
22286
2990-01-243-4690INTERCHANGEABLE
MUFFLER,EXHAUST
5950-01-258-0576INTERCHANGEABLE
TRANSFORMER,POWER
22286
3040-01-306-9271INTERCHANGEABLE
SHAFT,SHOULDERED
2930-01-723-3004INTERCHANGEABLE
COOLER,LUBRICATING OIL,ENGINE
22286

Frequently Asked Questions

What is NSN 6645-00-449-2649?

NSN 6645-00-449-2649 is a Case, manufactured by Waltham Clock Co Inc, classified under FSC 6645 (No Item Name Available). Status: active.

What are the part numbers for NSN 6645-00-449-2649?

NSN 6645-00-449-2649 has 1 cross-referenced part number: 22286 (Waltham Clock Co Inc).

What NSN replaces 6645-00-449-2649?

There are 10 known substitutes for 6645-00-449-2649: 5305-00-071-1322, 4820-00-224-4486, 5331-00-291-3858 and 7 more. Verify interchangeability with system specifications before substitution.

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