PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4050-1Balance Assembly

Wakmann Watch Company Inc · NSN 6645-01-285-9431 · FSC 6645 · No Item Name Available
Verified by PartsTable
NSN 6645-01-285-9431 — this item is cataloged by the U.S. Government under National Stock Number 6645-01-285-9431. Primary manufacturer part number: 4050-1.
Features
  • Balance Assembly — FSC 6645
  • 1 verified cross-reference
  • Primary manufacturer: Wakmann Watch Company Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Balance Assembly, cataloged under National Stock Number 6645-01-285-9431, is classified within Federal Supply Class 6645 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Wakmann Watch Company 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 NameBalance Assembly
FSC / FSG6645 — No Item Name Available (FSG 66)
ManufacturersWakmann Watch Company Inc (CAGE 98429)
Technical Specifications
ParameterValue
NSN6645-01-285-9431
Primary Part Number4050-1
Item NameBalance Assembly
FSC / FSG6645 / 66 — No Item Name Available
ManufacturerWakmann Watch Company Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
1315-00-028-4672 INTERCHANGEABLE
Cartridge,75 Millimeter
1560-00-123-275740501 INTERCHANGEABLE
Horn,aileron
Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company
5815-00-136-0449 INTERCHANGEABLE
Guide,tape
4730-00-277-2169 INTERCHANGEABLE
Bushing,pipe
3020-00-288-5598 INTERCHANGEABLE
Gear,bevel
5360-00-464-731440-501 INTERCHANGEABLE
Spring,helical,compression
Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes)
4320-00-499-344640501 INTERCHANGEABLE
Pump,rotary
Cummins Inc.
5330-01-042-88784050-1 INTERCHANGEABLE
Gasket
Wisco Products Inc
2990-01-122-63281854090 INTERCHANGEABLE
Thermostat,cooler
Delphi Powertrain Systems, Llc
4730-01-194-6817 INTERCHANGEABLE
Spud,water Closet
Cross-Reference Index
Part NumberManufacturer
4050-1 PRIMARY Wakmann Watch Company Inc (USA)
Related Parts
1315-00-028-4672INTERCHANGEABLE
CARTRIDGE,75 MILLIMETER
1560-00-123-2757INTERCHANGEABLE
HORN,AILERON
40501
5815-00-136-0449INTERCHANGEABLE
GUIDE,TAPE
4730-00-277-2169INTERCHANGEABLE
BUSHING,PIPE
3020-00-288-5598INTERCHANGEABLE
GEAR,BEVEL
5360-00-464-7314INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
40-501
4320-00-499-3446INTERCHANGEABLE
PUMP,ROTARY
40501
5330-01-042-8878INTERCHANGEABLE
GASKET
4050-1
2990-01-122-6328INTERCHANGEABLE
THERMOSTAT,COOLER
1854090
4730-01-194-6817INTERCHANGEABLE
SPUD,WATER CLOSET
3040-01-323-5049INTERCHANGEABLE
PARTS KIT,LINEAR ACTUATING CYLIN
40501
4510-01-340-2369INTERCHANGEABLE
SPUD,PLUMBING
R8923-1212-RB

Frequently Asked Questions

What is NSN 6645-01-285-9431?

NSN 6645-01-285-9431 is a Balance Assembly, manufactured by Wakmann Watch Company Inc, classified under FSC 6645 (No Item Name Available). Status: active.

What are the part numbers for NSN 6645-01-285-9431?

NSN 6645-01-285-9431 has 1 cross-referenced part number: 4050-1 (Wakmann Watch Company Inc).

What NSN replaces 6645-01-285-9431?

There are 12 known substitutes for 6645-01-285-9431: 1315-00-028-4672, 1560-00-123-2757, 5815-00-136-0449 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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