PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40409Timer,cleaner,ultra

L & R Manufacturing Company · NSN 6645-01-421-5507 · FSC 6645 · No Item Name Available
Verified by PartsTable
NSN 6645-01-421-5507 — this item is cataloged by the U.S. Government under National Stock Number 6645-01-421-5507. Primary manufacturer part number: 40409.
Features
  • Timer,cleaner,ultra — FSC 6645
  • 3 verified cross-references
  • Primary manufacturer: L & R Manufacturing Company
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Timer,cleaner,ultra, cataloged under National Stock Number 6645-01-421-5507, is classified within Federal Supply Class 6645 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is L & R Manufacturing Company. This item has 3 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
NSN6645-01-421-5507
Primary Part Number40409
Item NameTimer,cleaner,ultra
FSC / FSG6645 / 66 — No Item Name Available
ManufacturerL & R Manufacturing Company
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5961-00-112-3399 INTERCHANGEABLE
Transistor
5310-00-185-6486 INTERCHANGEABLE
Nut,plain,round
5950-00-803-2066 INTERCHANGEABLE
Transformer,power
5340-00-965-768740409 INTERCHANGEABLE
Cover,access
Eaton Corporation Dba Eaton Inoac
5365-01-334-133840409 INTERCHANGEABLE
Spacer,plate
Fleet Readiness Center East Div Department of Navy
2610-01-576-4063 INTERCHANGEABLE
Inner Tube,pneumatic Tire,vehicu
5120-01-604-49164040-9 INTERCHANGEABLE
Step Plate,mechanical Puller
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
5995-01-700-085540409 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Cables to Go
Cross-Reference Index
Part NumberManufacturer
40409 PRIMARY L & R Manufacturing Company (USA)
NAVY 1993 3112 Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia (USA)
LLH378087 Naval Medical Material Support Command Detachment (USA)
Related Parts
5961-00-112-3399INTERCHANGEABLE
TRANSISTOR
5310-00-185-6486INTERCHANGEABLE
NUT,PLAIN,ROUND
5950-00-803-2066INTERCHANGEABLE
TRANSFORMER,POWER
5340-00-965-7687INTERCHANGEABLE
COVER,ACCESS
40409
5365-01-334-1338INTERCHANGEABLE
SPACER,PLATE
40409
2610-01-576-4063INTERCHANGEABLE
INNER TUBE,PNEUMATIC TIRE,VEHICU
5120-01-604-4916INTERCHANGEABLE
STEP PLATE,MECHANICAL PULLER
4040-9
5995-01-700-0855INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
40409

Frequently Asked Questions

What is NSN 6645-01-421-5507?

NSN 6645-01-421-5507 is a Timer,cleaner,ultra, manufactured by L & R Manufacturing Company, classified under FSC 6645 (No Item Name Available). Status: active.

What are the part numbers for NSN 6645-01-421-5507?

NSN 6645-01-421-5507 has 3 cross-referenced part numbers: 40409 (L & R Manufacturing Company), NAVY 1993 3112 (Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia), LLH378087 (Naval Medical Material Support Command Detachment).

What NSN replaces 6645-01-421-5507?

There are 8 known substitutes for 6645-01-421-5507: 5961-00-112-3399, 5310-00-185-6486, 5950-00-803-2066 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40409?

Key specifications for 40409: Part Name Assigned by Controlling Agency: TIMER CLEANER ULTRA. 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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