PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

22300014Wheel,castle Ratchet

Waltham Aircraft Clock Corp · NSN 6645-00-536-1521 · FSC 6645 · No Item Name Available
Verified by PartsTable
NSN 6645-00-536-1521 — this item is cataloged by the U.S. Government under National Stock Number 6645-00-536-1521. Primary manufacturer part number: 22300014.
Features
  • Wheel,castle Ratchet — FSC 6645
  • General Characteristics Item Description: STAINLESS STEEL; 1/4 IN. DIA IN
  • 5 verified cross-references
  • Primary manufacturer: Waltham Aircraft Clock Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Wheel,castle Ratchet, cataloged under National Stock Number 6645-00-536-1521, 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 Aircraft Clock Corp. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6645-00-536-1521
Primary Part Number22300014
Item NameWheel,castle Ratchet
FSC / FSG6645 / 66 — No Item Name Available
ManufacturerWaltham Aircraft Clock Corp
StatusACTIVE
General Characteristics Item DescriptionSTAINLESS STEEL; 1/4 IN. DIA IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5305-00-059-3663915025-0067 INTERCHANGEABLE
Screw,machine
Thales Usa, Inc. Div Air Mobility Solutions ("ams")
5998-00-077-3164 INTERCHANGEABLE
Circuit Card Assembly
5330-00-176-4123141A77 INTERCHANGEABLE
Gasket
Cummins Power Generation Inc.
6635-00-192-116523090 INTERCHANGEABLE
Probe,bearing Suppo
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
2920-00-529-76519B8043 INTERCHANGEABLE
Contact Set,distributor
Caterpillar Inc Div Caterpillar Defense
5915-01-036-876923090 INTERCHANGEABLE
Filter Assembly,electrical
Unitron, Lp Dba Unitron Power Systems, Lp ; Atlas Marine Systems
5360-01-417-722523090 INTERCHANGEABLE
Spring,helical,compression
Parker Hannifin Corporation Div Hydraulic Systems Division
2990-01-543-3501SIE184457 INTERCHANGEABLE
Guard,muffler-Exhaust Pipe,nonai
Redden Marine Supply Inc
Cross-Reference Index
Part NumberManufacturer
22300014 PRIMARY Waltham Aircraft Clock Corp (USA)
10132512 Nimikkeistokeskus Ncb Finland (FIN)
23090 Waltham Aircraft Clock Corp (USA)
22300014 Waltham Clock Co Inc (USA)
23090 Waltham Clock Co Inc (USA)
Related Parts
5305-00-059-3663INTERCHANGEABLE
SCREW,MACHINE
915025-0067
5998-00-077-3164INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5330-00-176-4123INTERCHANGEABLE
GASKET
141A77
6635-00-192-1165INTERCHANGEABLE
PROBE,BEARING SUPPO
23090
2920-00-529-7651INTERCHANGEABLE
CONTACT SET,DISTRIBUTOR
9B8043
5915-01-036-8769INTERCHANGEABLE
FILTER ASSEMBLY,ELECTRICAL
23090
5360-01-417-7225INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
23090
2990-01-543-3501INTERCHANGEABLE
GUARD,MUFFLER-EXHAUST PIPE,NONAI
SIE184457

Frequently Asked Questions

What is NSN 6645-00-536-1521?

NSN 6645-00-536-1521 is a Wheel,castle Ratchet, manufactured by Waltham Aircraft Clock Corp, classified under FSC 6645 (No Item Name Available). Status: active.

What are the part numbers for NSN 6645-00-536-1521?

NSN 6645-00-536-1521 has 5 cross-referenced part numbers: 22300014 (Waltham Aircraft Clock Corp), 10132512 (Nimikkeistokeskus Ncb Finland), 23090 (Waltham Aircraft Clock Corp), 22300014 (Waltham Clock Co Inc), 23090 (Waltham Clock Co Inc).

What NSN replaces 6645-00-536-1521?

There are 8 known substitutes for 6645-00-536-1521: 5305-00-059-3663, 5998-00-077-3164, 5330-00-176-4123 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 22300014?

Key specifications for 22300014: General Characteristics Item Description: STAINLESS STEEL; 1/4 IN. DIA IN. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com