PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12257Power Supply

Microway, Inc. Dba Microway Inc · NSN 6120-01-501-0515 · FSC 6120 · Power Supply
Verified by PartsTable
NSN 6120-01-501-0515 — this item is cataloged by the U.S. Government under National Stock Number 6120-01-501-0515. Primary manufacturer part number: 12257.
Features
  • Power Supply — FSC 6120
  • 1 verified cross-reference
  • Primary manufacturer: Microway, Inc. Dba Microway Inc
Applications
  • Electrical power distribution
  • Generator and power systems
  • Industrial motor installations
General Description

The Power Supply, cataloged under National Stock Number 6120-01-501-0515, is classified within Federal Supply Class 6120 (Power Supply) of the Electric Wire, Power, and Distribution Equipment group. The primary manufacturer of record is Microway, Inc. Dba Microway Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6120-01-501-0515
Primary Part Number12257
Item NamePower Supply
FSC / FSG6120 / 61 — Power Supply
ManufacturerMicroway, Inc. Dba Microway Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
4720-00-097-058812257 INTERCHANGEABLE
Hose,nonmetallic
Morris Material Handling, Inc.
5133-00-189-9302 INTERCHANGEABLE
Drill,twist
5133-00-228-135314750 INTERCHANGEABLE
Drill,twist
Viking Drill & Tool, Inc.
3010-01-182-646512-257 INTERCHANGEABLE
Universal Joint,geared,nonvehicu
Apex Tool Group, Llc
5935-01-575-438712257 INTERCHANGEABLE
Connector,plug,electrical
Vaisala Inc.
6640-01-595-357012257 INTERCHANGEABLE
Holder,crucible
Bego Usa Inc
Cross-Reference Index
Part NumberManufacturer
12257 PRIMARY Microway, Inc. Dba Microway Inc (USA)
Related Parts
4720-00-097-0588INTERCHANGEABLE
HOSE,NONMETALLIC
12257
5133-00-189-9302INTERCHANGEABLE
DRILL,TWIST
5133-00-228-1353INTERCHANGEABLE
DRILL,TWIST
14750
3010-01-182-6465INTERCHANGEABLE
UNIVERSAL JOINT,GEARED,NONVEHICU
12-257
5935-01-575-4387INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
12257
6640-01-595-3570INTERCHANGEABLE
HOLDER,CRUCIBLE
12257

Frequently Asked Questions

What is NSN 6120-01-501-0515?

NSN 6120-01-501-0515 is a Power Supply, manufactured by Microway, Inc. Dba Microway Inc, classified under FSC 6120 (Power Supply). Status: active.

What are the part numbers for NSN 6120-01-501-0515?

NSN 6120-01-501-0515 has 1 cross-referenced part number: 12257 (Microway, Inc. Dba Microway Inc).

What NSN replaces 6120-01-501-0515?

There are 6 known substitutes for 6120-01-501-0515: 4720-00-097-0588, 5133-00-189-9302, 5133-00-228-1353 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12257?

Key specifications for 12257: Special Features: END ITEM: DIGITAL COMPUTER (0205021G1 ) ITEM IS 230 WATTS.. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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