NSN 5840-00-343-1007 · NIIN 003431007 · Part number 185N225
Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems · FSC 5840 — Radar Equipment, Except Airborne · FSG 58 — Communication, Detection, and Coherent Radiation Equipment · CAGE 25500
Government record, cited
NSN 5840-00-343-1007 — this item is cataloged by the U.S. Government under National Stock Number 5840-00-343-1007. Manufacturer of record part number: 185N225.
Manufacturer of record: Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems
Identification
NSN: 5840-00-343-1007
NIIN: 003431007
FSC: 5840 — Radar Equipment, Except Airborne
FSG: 58 — Communication, Detection, and Coherent Radiation Equipment
Primary part number: 185N225
Manufacturer: Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems
General Description
The Gasket,slow Speed T, cataloged under National Stock Number 5840-00-343-1007, is classified within Federal Supply Class 5840 (Radar Equipment, Except Airborne) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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
Gasket,slow Speed T
FSC / FSG
5840 — Radar Equipment, Except Airborne (FSG 58)
Manufacturers
Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems (CAGE 25500)
Technical Specifications
Parameter
Value
NSN
5840-00-343-1007
Primary Part Number
185N225
Item Name
Gasket,slow Speed T
FSC / FSG
5840 / 58 — Radar Equipment, Except Airborne
Manufacturer
Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems
Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems (USA)
Reference documents
Reference
Meaning
185N225
5/9Secondary reference
Goodyear Tire and Rubber Co the
No interchangeability data on file.
Other items in FSC 5840 — Radar Equipment, Except Airborne
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5840-00-001-1605
5840-00-001-1605 · Item name not on file
5840-00-001-1606
5840-00-001-1606 · Item name not on file
5840-00-001-1607
5840-00-001-1607 · Item name not on file
5840-00-001-1608
5840-00-001-1608 · Item name not on file
5840-00-001-1609
5840-00-001-1609 · Item name not on file
5840-00-001-1610
5840-00-001-1610 · Item name not on file
5840-00-001-1611
5840-00-001-1611 · Item name not on file
5840-00-001-1612
5840-00-001-1612 · Item name not on file
Frequently Asked Questions
What is NSN 5840-00-343-1007?
NSN 5840-00-343-1007 is a Gasket,slow Speed T, manufactured by Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems, classified under FSC 5840, Radar Equipment, Except Airborne. Status: active.
What part numbers are listed for NSN 5840-00-343-1007?
NSN 5840-00-343-1007 has 1 manufacturer part number on file: 185N225 (Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems).
Is NSN 5840-00-343-1007 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.