PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

23006Bridge Assy,train

Waltham Clock Co Inc · NSN 6645-00-536-1476 · FSC 6645 · No Item Name Available
Verified by PartsTable
NSN 6645-00-536-1476 — this item is cataloged by the U.S. Government under National Stock Number 6645-00-536-1476. Primary manufacturer part number: 23006.
Features
  • Bridge Assy,train — 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 Bridge Assy,train, cataloged under National Stock Number 6645-00-536-1476, 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameBridge Assy,train
FSC / FSG6645 — No Item Name Available (FSG 66)
ManufacturersWaltham Clock Co Inc (CAGE 79300)
Technical Specifications
ParameterValue
NSN6645-00-536-1476
Primary Part Number23006
Item NameBridge Assy,train
FSC / FSG6645 / 66 — No Item Name Available
ManufacturerWaltham Clock Co Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5305-00-054-5641 INTERCHANGEABLE
Screw,machine
5945-00-283-8745 INTERCHANGEABLE
Relay,electromagnetic
3120-00-293-617623006 INTERCHANGEABLE
Bearing,sleeve
Jay Bee Machine Works, Inc
4730-01-258-52662305 INTERCHANGEABLE
Restrictor,fluid Flow
Greno Industries, Inc. Dba Greno Industries Inc
6685-01-431-1454 INTERCHANGEABLE
Thermocouple Assembly
8465-01-519-823323006 INTERCHANGEABLE
Strap,webbing
Bianchi International Dba Bae Systems Products Group
7125-01-559-733923006 INTERCHANGEABLE
Cabinet,storage
Justrite Mfg Co Llc Haz-Stor Div
5220-01-702-574223006 INTERCHANGEABLE
Gage,headspace
Charles Reed Knight Jr Dba Knight's Armament Company
Cross-Reference Index
Part NumberManufacturer
23006 Waltham Clock Co Inc (USA)
Related Parts
5305-00-054-5641INTERCHANGEABLE
SCREW,MACHINE
5945-00-283-8745INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
3120-00-293-6176INTERCHANGEABLE
BEARING,SLEEVE
23006
4730-01-258-5266INTERCHANGEABLE
RESTRICTOR,FLUID FLOW
2305
6685-01-431-1454INTERCHANGEABLE
THERMOCOUPLE ASSEMBLY
8465-01-519-8233INTERCHANGEABLE
STRAP,WEBBING
23006
7125-01-559-7339INTERCHANGEABLE
CABINET,STORAGE
23006
5220-01-702-5742INTERCHANGEABLE
GAGE,HEADSPACE
23006

Frequently Asked Questions

What is NSN 6645-00-536-1476?

NSN 6645-00-536-1476 is a Bridge Assy,train, manufactured by Waltham Clock Co Inc, classified under FSC 6645 (No Item Name Available). Status: active.

What are the part numbers for NSN 6645-00-536-1476?

NSN 6645-00-536-1476 has 1 cross-referenced part number: 23006 (Waltham Clock Co Inc).

What NSN replaces 6645-00-536-1476?

There are 8 known substitutes for 6645-00-536-1476: 5305-00-054-5641, 5945-00-283-8745, 3120-00-293-6176 and 5 more. Verify interchangeability with system specifications before substitution.

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