PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FLR-3V1-8 HR C-120/60-ATimer,interval

Precision Timer Company, Inc. Dba Precision Timer Div Precision Timer Company, Inc. · NSN 6645-01-416-8429 · FSC 6645 · No Item Name Available
Verified by PartsTable
NSN 6645-01-416-8429 — this item is cataloged by the U.S. Government under National Stock Number 6645-01-416-8429. Primary manufacturer part number: FLR-3V1-8 HR C-120/60-A.
Features
  • Timer,interval — FSC 6645
  • 3 verified cross-references
  • Primary manufacturer: Precision Timer Company, Inc. Dba Precision Timer Div Precision Timer Company, Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Timer,interval, cataloged under National Stock Number 6645-01-416-8429, is classified within Federal Supply Class 6645 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Precision Timer Company, Inc. Dba Precision Timer Div Precision Timer Company, Inc.. This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameTimer,interval
FSC / FSG6645 — No Item Name Available (FSG 66)
ManufacturersPrecision Timer Company, Inc. Dba Precision Timer Div Precision Timer Company, Inc. (CAGE 21687); Howell Laboratories Inc Dba Howell Laboratories Inc (CAGE 22501)
Technical Specifications
ParameterValue
NSN6645-01-416-8429
Primary Part NumberFLR-3V1-8 HR C-120/60-A
Item NameTimer,interval
FSC / FSG6645 / 66 — No Item Name Available
ManufacturerPrecision Timer Company, Inc. Dba Precision Timer Div Precision Timer Company, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5330-00-965-0741 INTERCHANGEABLE
Gasket
5945-01-019-542873163 INTERCHANGEABLE
Solenoid,electrical
Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator
4730-01-048-0819SK974-32 INTERCHANGEABLE
Fitting,lubrication
Yale Industrial Products, Inc. Div Duff Norton Company
6230-01-291-729788119653-0 INTERCHANGEABLE
Light Set,marker,emergency Landi
O.c.e.m. Acquisition Corp. Dba Multi Electric Mfg., Inc.
4110-01-485-36266780 INTERCHANGEABLE
Chest,ice Storage
Igloo Products Corp Dba Lewis & Sons
5930-01-559-52406780 INTERCHANGEABLE
Switch,push-Pull
Edro Corporation, the Dba Edro Corp
Cross-Reference Index
Part NumberManufacturer
FLR3V1/8HD6A Precision Timer Company, Inc. Dba Precision Timer Div Precision Timer Company, Inc. (USA)
FLR-3V1-8 HR C-120/60-A PRIMARY Precision Timer Company, Inc. Dba Precision Timer Div Precision Timer Company, Inc. (USA)
6780 Howell Laboratories Inc Dba Howell Laboratories Inc (USA)
Related Parts
5330-00-965-0741INTERCHANGEABLE
GASKET
5945-01-019-5428INTERCHANGEABLE
SOLENOID,ELECTRICAL
73163
4730-01-048-0819INTERCHANGEABLE
FITTING,LUBRICATION
SK974-32
6230-01-291-7297INTERCHANGEABLE
LIGHT SET,MARKER,EMERGENCY LANDI
88119653-0
4110-01-485-3626INTERCHANGEABLE
CHEST,ICE STORAGE
6780
5930-01-559-5240INTERCHANGEABLE
SWITCH,PUSH-PULL
6780

Frequently Asked Questions

What is NSN 6645-01-416-8429?

NSN 6645-01-416-8429 is a Timer,interval, manufactured by Precision Timer Company, Inc. Dba Precision Timer Div Precision Timer Company, Inc., classified under FSC 6645 (No Item Name Available). Status: active.

What are the part numbers for NSN 6645-01-416-8429?

NSN 6645-01-416-8429 has 3 cross-referenced part numbers: FLR3V1/8HD6A (Precision Timer Company, Inc. Dba Precision Timer Div Precision Timer Company, Inc.), FLR-3V1-8 HR C-120/60-A (Precision Timer Company, Inc. Dba Precision Timer Div Precision Timer Company, Inc.), 6780 (Howell Laboratories Inc Dba Howell Laboratories Inc).

What NSN replaces 6645-01-416-8429?

There are 6 known substitutes for 6645-01-416-8429: 5330-00-965-0741, 5945-01-019-5428, 4730-01-048-0819 and 3 more. Verify interchangeability with system specifications before substitution.

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