PartsTable TECHNICAL DATA SHEET
NSN 6645-01-516-7978Government record, cited

Timer, Sequential6645-01-516-7978

NSN 6645-01-516-7978 · NIIN 015167978 · Part number 198 636
Miller Electric Mfg. Llc · FSC 6645 — Time Measuring Instruments · FSG 66 — Instruments and Laboratory Equipment · CAGE 3BH04
Government record, cited
NSN 6645-01-516-7978 — this item is cataloged by the U.S. Government under National Stock Number 6645-01-516-7978. Manufacturer of record part number: 198 636.
Also searched as  6645-01-516-7978 · 6645015167978 · NIIN 015167978 · 01-516-7978 · FSC 6645 Time Measuring Instruments · CAGE 3BH04 · 198 636
Nearby stock numbers  ·
Features
  • Timer,sequential — FSC 6645
  • 1 manufacturer part number on file
  • Manufacturer of record: Miller Electric Mfg. Llc
Identification
  • NSN: 6645-01-516-7978
  • NIIN: 015167978
  • FSC: 6645 — Time Measuring Instruments
  • FSG: 66 — Instruments and Laboratory Equipment
  • Primary part number: 198 636
  • Manufacturer: Miller Electric Mfg. Llc
General Description

The Timer,sequential, cataloged under National Stock Number 6645-01-516-7978, is classified within Federal Supply Class 6645 (Time Measuring Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Miller Electric Mfg. Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6645-01-516-7978
Primary Part Number198 636
Item NameTimer,sequential
FSC / FSG6645 / 66 — Time Measuring Instruments
ManufacturerMiller Electric Mfg. Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
198 636 PRIMARY Miller Electric Mfg. Llc (USA)
Reference documents
ReferenceMeaning
198 636 3/9 Design control — primary reference
Miller Electric Mfg. Co.
No interchangeability data on file.
Other items in FSC 6645 — Time Measuring Instruments
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6645-00-001-1256
6645-00-001-1256 · Item name not on file
6645-00-001-4498
6645-00-001-4498 · Item name not on file
6645-00-001-4584
6645-00-001-4584 · Item name not on file
6645-00-001-9400
METER,TIME TOTALIZING
6645-00-003-0327
6645-00-003-0327 · Item name not on file
6645-00-003-0328
6645-00-003-0328 · Item name not on file
6645-00-003-0337
6645-00-003-0337 · Item name not on file
6645-00-003-0338
METER,TIME TOTALIZING

Frequently Asked Questions

What is NSN 6645-01-516-7978?

NSN 6645-01-516-7978 is a Timer,sequential, manufactured by Miller Electric Mfg. Llc, classified under FSC 6645, Time Measuring Instruments. Status: active.

What part numbers are listed for NSN 6645-01-516-7978?

NSN 6645-01-516-7978 has 1 manufacturer part number on file: 198 636 (Miller Electric Mfg. Llc).

What are the specifications of 198 636?

Key specifications for 198 636: Special Features: INCLUDE LED DISPLAY, ST & WT SELECTOR BUTTOMS; SETS TIMES FROM 9.99 TO 0.01 SECONDS; End Item Identification: WELDING MACHINE, SPOT SSW-2040ATT. 0 specifications are documented in the U.S. Government catalog.

Is NSN 6645-01-516-7978 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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