PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

60-401Timer,sequential

L3 Technologies, Inc. · NSN 6645-01-417-3542 · FSC 6645 · No Item Name Available
Verified by PartsTable
NSN 6645-01-417-3542 — this item is cataloged by the U.S. Government under National Stock Number 6645-01-417-3542. Primary manufacturer part number: 60-401.
Features
  • Timer,sequential — FSC 6645
  • Voltage in Volts: 115.0
  • Current Type: AC
  • Timer Type: ELECTRICAL
  • 1 verified cross-reference
  • Primary manufacturer: L3 Technologies, Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Timer,sequential, cataloged under National Stock Number 6645-01-417-3542, is classified within Federal Supply Class 6645 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is L3 Technologies, Inc.. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6645-01-417-3542
Primary Part Number60-401
Item NameTimer,sequential
FSC / FSG6645 / 66 — No Item Name Available
ManufacturerL3 Technologies, Inc.
StatusACTIVE
Voltage in Volts115.0
Current TypeAC
Timer TypeELECTRICAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
2810-00-306-628260401 INTERCHANGEABLE
Shaft,valve Rocker
Textron Lycoming Inc Williamsport Plant
4820-00-317-4593 INTERCHANGEABLE
Disk,valve
5330-01-122-359560401 INTERCHANGEABLE
Seal,nonmetallic Channel
Sabre Engines Ltd
6740-01-156-9607 INTERCHANGEABLE
Roller,processor
3040-01-186-9527 INTERCHANGEABLE
Gearshaft,spur
6505-01-214-4437 INTERCHANGEABLE
Dexamethasone Sodium Phosphate I
4820-01-282-1725A60401 INTERCHANGEABLE
Seat,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
4730-01-381-1550 INTERCHANGEABLE
Adapter,straight,pipe to Boss
5998-01-393-840460401 INTERCHANGEABLE
Circuit Card Assembly
Inventive Systems Inc
2040-01-420-9031472-5611995 INTERCHANGEABLE
Absorber,purge Port
Naval Sea Systems Command
Cross-Reference Index
Part NumberManufacturer
60-401 L3 Technologies, Inc. (USA)
Related Parts
2810-00-306-6282INTERCHANGEABLE
SHAFT,VALVE ROCKER
60401
4820-00-317-4593INTERCHANGEABLE
DISK,VALVE
5330-01-122-3595INTERCHANGEABLE
SEAL,NONMETALLIC CHANNEL
60401
6740-01-156-9607INTERCHANGEABLE
ROLLER,PROCESSOR
3040-01-186-9527INTERCHANGEABLE
GEARSHAFT,SPUR
6505-01-214-4437INTERCHANGEABLE
DEXAMETHASONE SODIUM PHOSPHATE I
4820-01-282-1725INTERCHANGEABLE
SEAT,VALVE
A60401
4730-01-381-1550INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO BOSS
5998-01-393-8404INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
60401
2040-01-420-9031INTERCHANGEABLE
ABSORBER,PURGE PORT
472-5611995
1095-01-678-6689INTERCHANGEABLE
LINE THROWING DEVICE
60401

Frequently Asked Questions

What is NSN 6645-01-417-3542?

NSN 6645-01-417-3542 is a Timer,sequential, manufactured by L3 Technologies, Inc., classified under FSC 6645 (No Item Name Available). Status: active.

What are the part numbers for NSN 6645-01-417-3542?

NSN 6645-01-417-3542 has 1 cross-referenced part number: 60-401 (L3 Technologies, Inc.).

What NSN replaces 6645-01-417-3542?

There are 11 known substitutes for 6645-01-417-3542: 2810-00-306-6282, 4820-00-317-4593, 5330-01-122-3595 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 60-401?

Key specifications for 60-401: Voltage in Volts: 115.0; Current Type: AC; Timer Type: ELECTRICAL; End Item Identification: STRATEGIC SEALIFT CONVERSION SHIPS CLASS;TIMER,WHISTLE. 4 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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