PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2425-1Timer,interval

Curtiss-Wright Controls Electronic Systems, Inc. · NSN 6645-01-072-7889 · FSC 6645 · No Item Name Available
Verified by PartsTable
NSN 6645-01-072-7889 — this item is cataloged by the U.S. Government under National Stock Number 6645-01-072-7889. Primary manufacturer part number: 2425-1.
Features
  • Timer,interval — FSC 6645
  • Mounting Method: BASE
  • Timer Type: ELECTRICAL
  • Control Type: ELECTRIC SWITCH
  • 3 verified cross-references
  • Primary manufacturer: Curtiss-Wright Controls Electronic Systems, Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Timer,interval, cataloged under National Stock Number 6645-01-072-7889, is classified within Federal Supply Class 6645 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Curtiss-Wright Controls Electronic Systems, Inc.. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6645-01-072-7889
Primary Part Number2425-1
Item NameTimer,interval
FSC / FSG6645 / 66 — No Item Name Available
ManufacturerCurtiss-Wright Controls Electronic Systems, Inc.
StatusACTIVE
Mounting MethodBASE
Timer TypeELECTRICAL
Control TypeELECTRIC SWITCH
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
3110-00-100-0544 INTERCHANGEABLE
Cup,tapered Roller Bearing
4320-00-103-566924251 INTERCHANGEABLE
Control,pump,air
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
5940-00-159-024410-102-1 INTERCHANGEABLE
Terminal,stud
Concord Electronics, Inc.
3040-00-777-1752378405 INTERCHANGEABLE
Pawl
Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix
5935-01-086-6416 INTERCHANGEABLE
Jack,tip
5998-01-349-2300 INTERCHANGEABLE
Circuit Card Assembly
5955-01-350-951824-25-1 INTERCHANGEABLE
Crystal Unit,quartz
Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled
Cross-Reference Index
Part NumberManufacturer
124E1011-1 Northrop Grumman Systems Corporation (USA)
2425-1 PRIMARY Curtiss-Wright Controls Electronic Systems, Inc. (USA)
124E1011-1 Northrop Grumman Systems Corporation (USA)
Related Parts
3110-00-100-0544INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
4320-00-103-5669INTERCHANGEABLE
CONTROL,PUMP,AIR
24251
5940-00-159-0244INTERCHANGEABLE
TERMINAL,STUD
10-102-1
3040-00-777-1752INTERCHANGEABLE
PAWL
378405
5935-01-086-6416INTERCHANGEABLE
JACK,TIP
5998-01-349-2300INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5955-01-350-9518INTERCHANGEABLE
CRYSTAL UNIT,QUARTZ
24-25-1

Frequently Asked Questions

What is NSN 6645-01-072-7889?

NSN 6645-01-072-7889 is a Timer,interval, manufactured by Curtiss-Wright Controls Electronic Systems, Inc., classified under FSC 6645 (No Item Name Available). Status: active.

What are the part numbers for NSN 6645-01-072-7889?

NSN 6645-01-072-7889 has 3 cross-referenced part numbers: 124E1011-1 (Northrop Grumman Systems Corporation), 2425-1 (Curtiss-Wright Controls Electronic Systems, Inc.), 124E1011-1 (Northrop Grumman Systems Corporation).

What NSN replaces 6645-01-072-7889?

There are 7 known substitutes for 6645-01-072-7889: 3110-00-100-0544, 4320-00-103-5669, 5940-00-159-0244 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2425-1?

Key specifications for 2425-1: Overall Height: 2.500 INCHES MAXIMUM IN; Overall Width: 3.120 INCHES NOMINAL IN; Mounting Method: BASE; Timer Type: ELECTRICAL. 6 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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