PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

23047Hub,balance

Waltham Clock Co Inc · NSN 6645-01-272-6987 · FSC 6645 · No Item Name Available
Verified by PartsTable
NSN 6645-01-272-6987 — this item is cataloged by the U.S. Government under National Stock Number 6645-01-272-6987. Primary manufacturer part number: 23047.
Features
  • Hub,balance — 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 Hub,balance, cataloged under National Stock Number 6645-01-272-6987, 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6645-01-272-6987
Primary Part Number23047
Item NameHub,balance
FSC / FSG6645 / 66 — No Item Name Available
ManufacturerWaltham Clock Co Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5305-00-054-6655 INTERCHANGEABLE
Screw,machine
2530-01-374-281023047 INTERCHANGEABLE
Piston,valve
Eaton Corp Hydraulics Div
5133-01-473-9428195-1/2 INTERCHANGEABLE
Countersink
General Tools Manufacturing Co., Llc.
Cross-Reference Index
Part NumberManufacturer
23047 Waltham Clock Co Inc (USA)
Related Parts
5305-00-054-6655INTERCHANGEABLE
SCREW,MACHINE
2530-01-374-2810INTERCHANGEABLE
PISTON,VALVE
23047
5133-01-473-9428INTERCHANGEABLE
COUNTERSINK
195-1/2

Frequently Asked Questions

What is NSN 6645-01-272-6987?

NSN 6645-01-272-6987 is a Hub,balance, manufactured by Waltham Clock Co Inc, classified under FSC 6645 (No Item Name Available). Status: active.

What are the part numbers for NSN 6645-01-272-6987?

NSN 6645-01-272-6987 has 1 cross-referenced part number: 23047 (Waltham Clock Co Inc).

What NSN replaces 6645-01-272-6987?

There are 3 known substitutes for 6645-01-272-6987: 5305-00-054-6655, 2530-01-374-2810, 5133-01-473-9428. Verify interchangeability with system specifications before substitution.

What are the specifications of 23047?

Key specifications for 23047: End Item Identification: ACFT,CLOCK TYPE A-13A A. 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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