PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

85121Transformer,pulse

Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems · NSN 5950-00-993-2931 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-993-2931 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-993-2931. Primary manufacturer part number: 85121.
Features
  • Transformer,pulse — FSC 5950
  • Inclosure Type: FULLY INCLOSED
  • Body Height: 0.510 INCHES NOMINAL IN
  • Terminal Type and Quantity: 6 PIN
  • Pulse Repetition Rate: 250.0 HERTZ SINGLE COMPONENT
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY AND 1 TERTIARY SINGLE COMPONENT
  • Mounting Method: PLUG-IN SINGLE GROUP
  • Primary to Secondary Turn Ratio: 30 TO 5 TO 8 SINGLE COMPONENT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,pulse, cataloged under National Stock Number 5950-00-993-2931, is classified within Federal Supply Class 5950 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-993-2931
Primary Part Number85121
Item NameTransformer,pulse
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerBae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
StatusACTIVE
Inclosure TypeFULLY INCLOSED
Body Height0.510 INCHES NOMINAL IN
Terminal Type and Quantity6 PIN
Pulse Repetition Rate250.0 HERTZ SINGLE COMPONENT
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY AND 1 TERTIARY SINGLE COMPONENT
Mounting MethodPLUG-IN SINGLE GROUP
Primary to Secondary Turn Ratio30 TO 5 TO 8 SINGLE COMPONENT
Body Width0.560 INCHES NOMINAL IN
Body Length0.560 INCHES NOMINAL IN
Reliability IndicatorNOT ESTABLISHED
Hazardous Locations/environmental ProtectionFUNGUS PROOF AND MOISTURE PROOF
Winding Operating Voltage22.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5305-00-010-0029 INTERCHANGEABLE
Screw,cap,hexagon Head
4320-00-399-13188512-1 INTERCHANGEABLE
Cover,hydraulic,pump-Motor
Smith Meter Inc Parts Opn
4710-01-319-505185121 INTERCHANGEABLE
Tube Assembly,metal
Stewart & Stevenson Power Products Llc
6530-01-326-180385121 INTERCHANGEABLE
Disposal Container,hypodermic Ne
Covidien Sales Llc Dba Covidien Sales
Cross-Reference Index
Part NumberManufacturer
85121 Lockheed Corp Lockheed Electronics Co Inc (USA)
85121 PRIMARY Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems (USA)
Related Parts
5305-00-010-0029INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
4320-00-399-1318INTERCHANGEABLE
COVER,HYDRAULIC,PUMP-MOTOR
8512-1
4710-01-319-5051INTERCHANGEABLE
TUBE ASSEMBLY,METAL
85121
6530-01-326-1803INTERCHANGEABLE
DISPOSAL CONTAINER,HYPODERMIC NE
85121

Frequently Asked Questions

What is NSN 5950-00-993-2931?

NSN 5950-00-993-2931 is a Transformer,pulse, manufactured by Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-993-2931?

NSN 5950-00-993-2931 has 2 cross-referenced part numbers: 85121 (Lockheed Corp Lockheed Electronics Co Inc), 85121 (Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems).

What NSN replaces 5950-00-993-2931?

There are 4 known substitutes for 5950-00-993-2931: 5305-00-010-0029, 4320-00-399-1318, 4710-01-319-5051 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 85121?

Key specifications for 85121: Inclosure Type: FULLY INCLOSED; Body Height: 0.510 INCHES NOMINAL IN; Terminal Type and Quantity: 6 PIN; Pulse Repetition Rate: 250.0 HERTZ SINGLE COMPONENT. 12 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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