NSN 6645-01-020-4557 · NIIN 010204557 · Part number 861026-30
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp · FSC 6645 — Time Measuring Instruments · FSG 66 — Instruments and Laboratory Equipment · CAGE 06481
Government record, cited
NSN 6645-01-020-4557 — this item is cataloged by the U.S. Government under National Stock Number 6645-01-020-4557. Manufacturer of record part number: 861026-30.
Also searched as6645-01-020-4557 ·
6645010204557 ·
NIIN 010204557 ·
01-020-4557 ·
FSC 6645 Time Measuring Instruments · CAGE 06481 · 861026-30
Nearby stock numbers← 6645-01-020-4555 Meter, Time Totalizing
·
6645-01-020-8492 →
Features
Meter,time Totalizing — FSC 6645
1 manufacturer part number on file
Manufacturer of record: Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
Identification
NSN: 6645-01-020-4557
NIIN: 010204557
FSC: 6645 — Time Measuring Instruments
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: 861026-30
Manufacturer: Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
General Description
The Meter,time Totalizing, cataloged under National Stock Number 6645-01-020-4557, is classified within Federal Supply Class 6645 (Time Measuring Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
Catalog Facts
Item Name
Meter,time Totalizing
FSC / FSG
6645 — Time Measuring Instruments (FSG 66)
Manufacturers
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (CAGE 06481)
Technical Specifications
Parameter
Value
NSN
6645-01-020-4557
Primary Part Number
861026-30
Item Name
Meter,time Totalizing
FSC / FSG
6645 / 66 — Time Measuring Instruments
Manufacturer
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
Reference documents
Reference
Meaning
861026-30
5/9Secondary reference
Litton Systems Inc. Div Navigation Systems Division
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 6645-01-020-4557?
NSN 6645-01-020-4557 is a Meter,time Totalizing, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 6645, Time Measuring Instruments. Status: active.
What part numbers are listed for NSN 6645-01-020-4557?
NSN 6645-01-020-4557 has 1 manufacturer part number on file: 861026-30 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).
Is NSN 6645-01-020-4557 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.