NSN 6120-01-657-2456 · NIIN 016572456 · Part number 77C718010P1
Lockheed Martin Corporation Div Rms · FSC 6120 — Transformers: Distribution and Power Station · FSG 61 — Electric Wire, Power, and Distribution Equipment · CAGE 03538
Government record, cited
NSN 6120-01-657-2456 — this item is cataloged by the U.S. Government under National Stock Number 6120-01-657-2456. Manufacturer of record part number: 77C718010P1.
Also searched as6120-01-657-2456 ·
6120016572456 ·
NIIN 016572456 ·
01-657-2456 ·
FSC 6120 Transformers: Distribution and Power Station · CAGE 03538 · 77C718010P1
Nearby stock numbers← 6120-01-657-1844 Power Supply
·
6120-01-657-3719 Power Supply →
Features
Transformer — FSC 6120
1 manufacturer part number on file
Manufacturer of record: Lockheed Martin Corporation Div Rms
Identification
NSN: 6120-01-657-2456
NIIN: 016572456
FSC: 6120 — Transformers: Distribution and Power Station
FSG: 61 — Electric Wire, Power, and Distribution Equipment
Primary part number: 77C718010P1
Manufacturer: Lockheed Martin Corporation Div Rms
General Description
The Transformer, cataloged under National Stock Number 6120-01-657-2456, is classified within Federal Supply Class 6120 (Transformers: Distribution and Power Station) of the Electric Wire, Power, and Distribution Equipment group. The manufacturer of record is Lockheed Martin Corporation Div Rms. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Catalog Facts
Item Name
Transformer
FSC / FSG
6120 — Transformers: Distribution and Power Station (FSG 61)
Manufacturers
Lockheed Martin Corporation Div Rms (CAGE 03538)
Technical Specifications
Parameter
Value
NSN
6120-01-657-2456
Primary Part Number
77C718010P1
Item Name
Transformer
FSC / FSG
6120 / 61 — Transformers: Distribution and Power Station
Other items in FSC 6120 — Transformers: Distribution and Power Station
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6120-00-001-6024
TRANSFORMER,POWER
6120-00-001-6064
6120-00-001-6064 · Item name not on file
6120-00-003-3005
6120-00-003-3005 · Item name not on file
6120-00-004-0802
6120-00-004-0802 · Item name not on file
6120-00-004-6951
6120-00-004-6951 · Item name not on file
6120-00-005-5119
6120-00-005-5119 · Item name not on file
6120-00-005-6645
6120-00-005-6645 · Item name not on file
6120-00-005-6646
6120-00-005-6646 · Item name not on file
Frequently Asked Questions
What is NSN 6120-01-657-2456?
NSN 6120-01-657-2456 is a Transformer, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 6120, Transformers: Distribution and Power Station. Status: active.
What part numbers are listed for NSN 6120-01-657-2456?
NSN 6120-01-657-2456 has 1 manufacturer part number on file: 77C718010P1 (Lockheed Martin Corporation Div Rms).
Is NSN 6120-01-657-2456 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 6120-01-657-2456?
NSN 6120-01-657-2456 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.