PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

22100Pinnion-Cannon

Waltham Clock Co Inc · NSN 6645-00-449-2632 · FSC 6645 · No Item Name Available
Verified by PartsTable
NSN 6645-00-449-2632 — this item is cataloged by the U.S. Government under National Stock Number 6645-00-449-2632. Primary manufacturer part number: 22100.
Features
  • Pinnion-Cannon — 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 Pinnion-Cannon, cataloged under National Stock Number 6645-00-449-2632, 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 NamePinnion-Cannon
FSC / FSG6645 — No Item Name Available (FSG 66)
ManufacturersWaltham Clock Co Inc (CAGE 79300)
Technical Specifications
ParameterValue
NSN6645-00-449-2632
Primary Part Number22100
Item NamePinnion-Cannon
FSC / FSG6645 / 66 — No Item Name Available
ManufacturerWaltham Clock Co Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6130-00-005-530922-100-115 INTERCHANGEABLE
Power Supply
Calex Mfg Co Inc
5977-00-375-273522100 INTERCHANGEABLE
Brush,electrical Contact
Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc
5120-00-605-5385HW2001 INTERCHANGEABLE
Adapter,fastener Installation to
Zephyr Manufacturing Co., Inc. Dba Zephyr Manufacturing Co Inc
1040-00-938-896854A50D47 INTERCHANGEABLE
Tailpipe,nozzle
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5985-00-996-8579740053-1 INTERCHANGEABLE
Antenna
Lockheed Martin Corp
5331-01-050-3838221-00 INTERCHANGEABLE
O-Ring
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4320-01-197-7234 INTERCHANGEABLE
Impeller,pump,centrifugal
3040-01-498-191622100-50 INTERCHANGEABLE
Actuator,mechanical,nonaircraft
B.w. Elliott Manufacturing Co., Llc
3040-01-498-210612755-1 INTERCHANGEABLE
Spindle,mechanically Actuated
B.w. Elliott Manufacturing Co., Llc
3040-01-498-211112755-3 INTERCHANGEABLE
Spindle,mechanically Actuated
B.w. Elliott Manufacturing Co., Llc
Cross-Reference Index
Part NumberManufacturer
22100 Waltham Clock Co Inc (USA)
Related Parts
6130-00-005-5309INTERCHANGEABLE
POWER SUPPLY
22-100-115
5977-00-375-2735INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
22100
5120-00-605-5385INTERCHANGEABLE
ADAPTER,FASTENER INSTALLATION TO
HW2001
1040-00-938-8968INTERCHANGEABLE
TAILPIPE,NOZZLE
54A50D47
5985-00-996-8579INTERCHANGEABLE
ANTENNA
740053-1
5331-01-050-3838INTERCHANGEABLE
O-RING
221-00
4320-01-197-7234INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
3040-01-498-1916INTERCHANGEABLE
ACTUATOR,MECHANICAL,NONAIRCRAFT
22100-50
3040-01-498-2106INTERCHANGEABLE
SPINDLE,MECHANICALLY ACTUATED
12755-1
3040-01-498-2111INTERCHANGEABLE
SPINDLE,MECHANICALLY ACTUATED
12755-3
5310-01-500-7252INTERCHANGEABLE
NUT,PLAIN,ROUND
A-810-20056-4
6515-01-521-9512INTERCHANGEABLE
SPECULUM SET,EAR
22100

Frequently Asked Questions

What is NSN 6645-00-449-2632?

NSN 6645-00-449-2632 is a Pinnion-Cannon, manufactured by Waltham Clock Co Inc, classified under FSC 6645 (No Item Name Available). Status: active.

What are the part numbers for NSN 6645-00-449-2632?

NSN 6645-00-449-2632 has 1 cross-referenced part number: 22100 (Waltham Clock Co Inc).

What NSN replaces 6645-00-449-2632?

There are 12 known substitutes for 6645-00-449-2632: 6130-00-005-5309, 5977-00-375-2735, 5120-00-605-5385 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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