NSN 6645-01-591-3970 · NIIN 015913970 · Part number TD950
Leach International Corp Div Leach International Corporation · FSC 6645 — Time Measuring Instruments · FSG 66 — Instruments and Laboratory Equipment · CAGE 58657
Government record, cited
NSN 6645-01-591-3970 — this item is cataloged by the U.S. Government under National Stock Number 6645-01-591-3970. Manufacturer of record part number: TD950.
Also searched as6645-01-591-3970 ·
6645015913970 ·
NIIN 015913970 ·
01-591-3970 ·
FSC 6645 Time Measuring Instruments · CAGE 58657 · TD950
Manufacturer of record: Leach International Corp Div Leach International Corporation
Identification
NSN: 6645-01-591-3970
NIIN: 015913970
FSC: 6645 — Time Measuring Instruments
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: TD950
Manufacturer: Leach International Corp Div Leach International Corporation
General Description
The Timer,interval, cataloged under National Stock Number 6645-01-591-3970, is classified within Federal Supply Class 6645 (Time Measuring Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Leach International Corp Div Leach International Corporation. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
6645-01-591-3970
Primary Part Number
TD950
Item Name
Timer,interval
FSC / FSG
6645 / 66 — Time Measuring Instruments
Manufacturer
Leach International Corp Div Leach International Corporation
Leach International Corp Div Leach International Corporation (USA)
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 6645-01-591-3970?
NSN 6645-01-591-3970 is a Timer,interval, manufactured by Leach International Corp Div Leach International Corporation, classified under FSC 6645, Time Measuring Instruments. Status: active.
What part numbers are listed for NSN 6645-01-591-3970?
NSN 6645-01-591-3970 has 1 manufacturer part number on file: TD950 (Leach International Corp Div Leach International Corporation).
What are the specifications of TD950?
Key specifications for TD950: Timer Type: ELECTRICAL; Special Features: 100 MILLISECOND INTERVAL TIMER; 0.5 AMP; 1PDT MS. 1 specification is documented in the U.S. Government catalog.
Is NSN 6645-01-591-3970 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.