PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25517Timer,sequential

Schneider Metal Mfg Co Inc Ross Temp Div · NSN 6645-01-144-2161 · FSC 6645 · No Item Name Available
Verified by PartsTable
NSN 6645-01-144-2161 — this item is cataloged by the U.S. Government under National Stock Number 6645-01-144-2161. Primary manufacturer part number: 25517.
Features
  • Timer,sequential — FSC 6645
  • 1 verified cross-reference
  • Primary manufacturer: Schneider Metal Mfg Co Inc Ross Temp Div
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Timer,sequential, cataloged under National Stock Number 6645-01-144-2161, is classified within Federal Supply Class 6645 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Schneider Metal Mfg Co Inc Ross Temp Div. This item has 1 commercial cross-reference from 1 manufacturer, 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,sequential
FSC / FSG6645 — No Item Name Available (FSG 66)
ManufacturersSchneider Metal Mfg Co Inc Ross Temp Div (CAGE 50689)
Technical Specifications
ParameterValue
NSN6645-01-144-2161
Primary Part Number25517
Item NameTimer,sequential
FSC / FSG6645 / 66 — No Item Name Available
ManufacturerSchneider Metal Mfg Co Inc Ross Temp Div
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
1660-00-805-614025517 INTERCHANGEABLE
Parts Kit,disconnec
Avox Systems Inc Dba Avox Systems Inc
5985-01-064-93815729-10 INTERCHANGEABLE
Attenuator,fixed
Spectrum Control Inc Div Weinschel
4730-01-097-596325517 INTERCHANGEABLE
Adapter,straight,pipe to Tube
Provision, Inc. Dba Provision Inc
4820-01-265-7206 INTERCHANGEABLE
Body,valve
5120-01-430-4488J52102 INTERCHANGEABLE
Socket Set,socket Wrench
The Stanley Works Dba Stanley Proto
6515-01-597-876570136-002 INTERCHANGEABLE
Brush Kit,cytology
Hologic Sales and Service, Llc
Cross-Reference Index
Part NumberManufacturer
25517 PRIMARY Schneider Metal Mfg Co Inc Ross Temp Div (USA)
Related Parts
1660-00-805-6140INTERCHANGEABLE
PARTS KIT,DISCONNEC
25517
5985-01-064-9381INTERCHANGEABLE
ATTENUATOR,FIXED
5729-10
4730-01-097-5963INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
25517
4820-01-265-7206INTERCHANGEABLE
BODY,VALVE
5120-01-430-4488INTERCHANGEABLE
SOCKET SET,SOCKET WRENCH
J52102
6515-01-597-8765INTERCHANGEABLE
BRUSH KIT,CYTOLOGY
70136-002

Frequently Asked Questions

What is NSN 6645-01-144-2161?

NSN 6645-01-144-2161 is a Timer,sequential, manufactured by Schneider Metal Mfg Co Inc Ross Temp Div, classified under FSC 6645 (No Item Name Available). Status: active.

What are the part numbers for NSN 6645-01-144-2161?

NSN 6645-01-144-2161 has 1 cross-referenced part number: 25517 (Schneider Metal Mfg Co Inc Ross Temp Div).

What NSN replaces 6645-01-144-2161?

There are 6 known substitutes for 6645-01-144-2161: 1660-00-805-6140, 5985-01-064-9381, 4730-01-097-5963 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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