PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4065Hammer,clock

Wakmann Watch Company Inc · NSN 6645-00-225-2686 · FSC 6645 · No Item Name Available
Verified by PartsTable
NSN 6645-00-225-2686 — this item is cataloged by the U.S. Government under National Stock Number 6645-00-225-2686. Primary manufacturer part number: 4065.
Features
  • Hammer,clock — 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 Hammer,clock, cataloged under National Stock Number 6645-00-225-2686, 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 NameHammer,clock
FSC / FSG6645 — No Item Name Available (FSG 66)
ManufacturersWakmann Watch Company Inc (CAGE 98429)
Technical Specifications
ParameterValue
NSN6645-00-225-2686
Primary Part Number4065
Item NameHammer,clock
FSC / FSG6645 / 66 — No Item Name Available
ManufacturerWakmann Watch Company Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
9540-00-261-5099 INTERCHANGEABLE
Angle,structural
5985-00-261-77534065 INTERCHANGEABLE
Coupler,transmission Line
Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq
4940-00-391-4627 INTERCHANGEABLE
Shaft and Casing
5950-00-461-81444065 INTERCHANGEABLE
Transformer,pulse
Sartron, Inc
2805-00-793-2357966P INTERCHANGEABLE
Piston,internal Combustion Engin
Federal-Mogul Corp Government Sales Dept
5330-00-795-4090BA1531 INTERCHANGEABLE
Gasket
Stillman Seal Corporation Div Stillman Seal Corperation
5355-00-903-4034 INTERCHANGEABLE
Pointer,dial
6625-01-012-9083 INTERCHANGEABLE
Lead,test
5962-01-097-32254065 INTERCHANGEABLE
Microcircuit
Data Device Corp Dba Beta Transformer Technology
5340-01-309-76700N365090-1 INTERCHANGEABLE
Bumper
National Security Agency
Cross-Reference Index
Part NumberManufacturer
4065 PRIMARY Wakmann Watch Company Inc (USA)
Related Parts
9540-00-261-5099INTERCHANGEABLE
ANGLE,STRUCTURAL
5985-00-261-7753INTERCHANGEABLE
COUPLER,TRANSMISSION LINE
4065
4940-00-391-4627INTERCHANGEABLE
SHAFT AND CASING
5950-00-461-8144INTERCHANGEABLE
TRANSFORMER,PULSE
4065
2805-00-793-2357INTERCHANGEABLE
PISTON,INTERNAL COMBUSTION ENGIN
966P
5330-00-795-4090INTERCHANGEABLE
GASKET
BA1531
5355-00-903-4034INTERCHANGEABLE
POINTER,DIAL
6625-01-012-9083INTERCHANGEABLE
LEAD,TEST
5962-01-097-3225INTERCHANGEABLE
MICROCIRCUIT
4065
5340-01-309-7670INTERCHANGEABLE
BUMPER
0N365090-1
4820-01-340-0282INTERCHANGEABLE
VALVE,ANGLE
4065-B
6515-01-370-1534INTERCHANGEABLE
HOLDER,SURGICAL TUBE,UTILITY
4065

Frequently Asked Questions

What is NSN 6645-00-225-2686?

NSN 6645-00-225-2686 is a Hammer,clock, manufactured by Wakmann Watch Company Inc, classified under FSC 6645 (No Item Name Available). Status: active.

What are the part numbers for NSN 6645-00-225-2686?

NSN 6645-00-225-2686 has 1 cross-referenced part number: 4065 (Wakmann Watch Company Inc).

What NSN replaces 6645-00-225-2686?

There are 12 known substitutes for 6645-00-225-2686: 9540-00-261-5099, 5985-00-261-7753, 4940-00-391-4627 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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