PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

22110Pinion-Winding

Waltham Clock Co Inc · NSN 6645-00-449-2633 · FSC 6645 · No Item Name Available
Verified by PartsTable
NSN 6645-00-449-2633 — this item is cataloged by the U.S. Government under National Stock Number 6645-00-449-2633. Primary manufacturer part number: 22110.
Features
  • Pinion-Winding — 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 Pinion-Winding, cataloged under National Stock Number 6645-00-449-2633, 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NamePinion-Winding
FSC / FSG6645 — No Item Name Available (FSG 66)
ManufacturersWaltham Clock Co Inc (CAGE 79300)
Technical Specifications
ParameterValue
NSN6645-00-449-2633
Primary Part Number22110
Item NamePinion-Winding
FSC / FSG6645 / 66 — No Item Name Available
ManufacturerWaltham Clock Co Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5120-00-017-3932 INTERCHANGEABLE
Contact Positioner,terminal Crim
4720-00-051-4670 INTERCHANGEABLE
Hose,nonmetallic
5305-00-282-4207NAS221-10 INTERCHANGEABLE
Screw,machine
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5340-00-285-649822110 INTERCHANGEABLE
Clip,retaining
Pierce Co Inc the Sub of Avis Industrial Corp
2530-00-495-79203280D30 INTERCHANGEABLE
Deflector,dirt and Liquid
Meritor Heavy Vehicle Systems, Llc
5360-00-582-7187015-10201 INTERCHANGEABLE
Spring,helical,compression
Grove Valve Operations
5120-00-618-631022110 INTERCHANGEABLE
Dresser,abrasive Wheel,hand
Desmond-Stephan Mfg Co the
6110-00-800-9630 INTERCHANGEABLE
Spring
3455-01-025-107760004 INTERCHANGEABLE
Reamer,machine
Jcorps Dba Lashundra Craig
5365-01-071-022422110 INTERCHANGEABLE
Bushing,machine Thread
Carrier Vibrating Equipment
Cross-Reference Index
Part NumberManufacturer
22110 Waltham Clock Co Inc (USA)
Related Parts
5120-00-017-3932INTERCHANGEABLE
CONTACT POSITIONER,TERMINAL CRIM
4720-00-051-4670INTERCHANGEABLE
HOSE,NONMETALLIC
5305-00-282-4207INTERCHANGEABLE
SCREW,MACHINE
NAS221-10
5340-00-285-6498INTERCHANGEABLE
CLIP,RETAINING
22110
2530-00-495-7920INTERCHANGEABLE
DEFLECTOR,DIRT AND LIQUID
3280D30
5360-00-582-7187INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
015-10201
5120-00-618-6310INTERCHANGEABLE
DRESSER,ABRASIVE WHEEL,HAND
22110
6110-00-800-9630INTERCHANGEABLE
SPRING
3455-01-025-1077INTERCHANGEABLE
REAMER,MACHINE
60004
5365-01-071-0224INTERCHANGEABLE
BUSHING,MACHINE THREAD
22110
6515-01-146-7794INTERCHANGEABLE
TOURNIQUET,NONPNEUMATIC
22101100
6145-01-354-0781INTERCHANGEABLE
CABLE,POWER,ELECTRICAL
09616

Frequently Asked Questions

What is NSN 6645-00-449-2633?

NSN 6645-00-449-2633 is a Pinion-Winding, manufactured by Waltham Clock Co Inc, classified under FSC 6645 (No Item Name Available). Status: active.

What are the part numbers for NSN 6645-00-449-2633?

NSN 6645-00-449-2633 has 1 cross-referenced part number: 22110 (Waltham Clock Co Inc).

What NSN replaces 6645-00-449-2633?

There are 12 known substitutes for 6645-00-449-2633: 5120-00-017-3932, 4720-00-051-4670, 5305-00-282-4207 and 9 more. Verify interchangeability with system specifications before substitution.

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