NSN 5840-01-686-1233 · NIIN 016861233 · Part number N166955
Lockheed Martin Corporation Div Rms - Manassas · FSC 5840 — Radar Equipment, Except Airborne · FSG 58 — Communication, Detection, and Coherent Radiation Equipment · CAGE 52088
Government record, cited
NSN 5840-01-686-1233 — this item is cataloged by the U.S. Government under National Stock Number 5840-01-686-1233. Manufacturer of record part number: N166955.
Manufacturer of record: Lockheed Martin Corporation Div Rms - Manassas
Identification
NSN: 5840-01-686-1233
NIIN: 016861233
FSC: 5840 — Radar Equipment, Except Airborne
FSG: 58 — Communication, Detection, and Coherent Radiation Equipment
Primary part number: N166955
Manufacturer: Lockheed Martin Corporation Div Rms - Manassas
General Description
The Monitor,environment, cataloged under National Stock Number 5840-01-686-1233, 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 Div Rms - Manassas. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Lockheed Martin Corporation Div Rms - Manassas (USA)
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 5840-01-686-1233?
NSN 5840-01-686-1233 is a Monitor,environment, manufactured by Lockheed Martin Corporation Div Rms - Manassas, classified under FSC 5840, Radar Equipment, Except Airborne. Status: active.
What part numbers are listed for NSN 5840-01-686-1233?
NSN 5840-01-686-1233 has 1 manufacturer part number on file: N166955 (Lockheed Martin Corporation Div Rms - Manassas).
What are the specifications of N166955?
Key specifications for N166955: Part Name Assigned by Controlling Agency: MONITOR, ENVIRONMENT; End Item Identification: U4334 PDCC V5. 0 specifications are documented in the U.S. Government catalog.
Is NSN 5840-01-686-1233 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.
What is the DEMIL code for NSN 5840-01-686-1233?
NSN 5840-01-686-1233 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.