PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4038Wheel,center

Wakmann Watch Company Inc · NSN 6645-00-225-2734 · FSC 6645 · No Item Name Available
Verified by PartsTable
NSN 6645-00-225-2734 — this item is cataloged by the U.S. Government under National Stock Number 6645-00-225-2734. Primary manufacturer part number: 4038.
Features
  • Wheel,center — FSC 6645
  • General Characteristics Item Description: STAINLESS STEEL
  • 2 verified cross-references
  • Primary manufacturer: Wakmann Watch Company Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Wheel,center, cataloged under National Stock Number 6645-00-225-2734, 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. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6645-00-225-2734
Primary Part Number4038
Item NameWheel,center
FSC / FSG6645 / 66 — No Item Name Available
ManufacturerWakmann Watch Company Inc
StatusACTIVE
General Characteristics Item DescriptionSTAINLESS STEEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5305-00-149-987821329-632-9 INTERCHANGEABLE
Screw,machine
Naval Air Warfare Center Aircraft Division Joint Base Jbmdl
5905-00-161-717691J2R2 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
5945-00-176-475021748 INTERCHANGEABLE
Solenoid,electrical
Eaton Aerospace Llc
5130-00-234-48774038 INTERCHANGEABLE
Wrench,impact,pneumatic
Sioux Tools Inc
5999-00-283-399816T1879 INTERCHANGEABLE
Cap,electrical
Chief of Engineers Dept of Army
5950-00-647-5830292-1061G1 INTERCHANGEABLE
Transformer,power
Raytheon Company Dba Raytheon Co
5305-01-226-9461 INTERCHANGEABLE
Thumbscrew
2520-01-253-05594038 INTERCHANGEABLE
Cooler,fluid,transmission
Windham Lifts Inc
3020-01-389-9048 INTERCHANGEABLE
Sprocket Wheel
5120-01-428-4724 INTERCHANGEABLE
Socket,socket Wrench
Cross-Reference Index
Part NumberManufacturer
4038 PRIMARY Wakmann Watch Company Inc (USA)
4038 Phoenix Trading Inc. (USA)
Related Parts
5305-00-149-9878INTERCHANGEABLE
SCREW,MACHINE
21329-632-9
5905-00-161-7176INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
91J2R2
5945-00-176-4750INTERCHANGEABLE
SOLENOID,ELECTRICAL
21748
5130-00-234-4877INTERCHANGEABLE
WRENCH,IMPACT,PNEUMATIC
4038
5999-00-283-3998INTERCHANGEABLE
CAP,ELECTRICAL
16T1879
5950-00-647-5830INTERCHANGEABLE
TRANSFORMER,POWER
292-1061G1
5305-01-226-9461INTERCHANGEABLE
THUMBSCREW
2520-01-253-0559INTERCHANGEABLE
COOLER,FLUID,TRANSMISSION
4038
3020-01-389-9048INTERCHANGEABLE
SPROCKET WHEEL
5120-01-428-4724INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5996-01-526-1720INTERCHANGEABLE
AMPLIFIER,RADIO FREQUENCY
4038
6625-01-569-1115INTERCHANGEABLE
ABSORBER,RADIO FREQUENCY RADIATI
4038

Frequently Asked Questions

What is NSN 6645-00-225-2734?

NSN 6645-00-225-2734 is a Wheel,center, manufactured by Wakmann Watch Company Inc, classified under FSC 6645 (No Item Name Available). Status: active.

What are the part numbers for NSN 6645-00-225-2734?

NSN 6645-00-225-2734 has 2 cross-referenced part numbers: 4038 (Wakmann Watch Company Inc), 4038 (Phoenix Trading Inc.).

What NSN replaces 6645-00-225-2734?

There are 12 known substitutes for 6645-00-225-2734: 5305-00-149-9878, 5905-00-161-7176, 5945-00-176-4750 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4038?

Key specifications for 4038: General Characteristics Item Description: STAINLESS STEEL. 1 total characteristics are documented in the Federal Logistics Information System.

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