PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

D251Transformer,power

Kaypro Corp · NSN 5950-00-305-4634 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-305-4634 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-305-4634. Primary manufacturer part number: D251.
Features
  • Transformer,power — FSC 5950
  • Mounting Facility Quantity: 4 SINGLE GROUP
  • Inclosure Type: HERMETICALLY SEALED
  • Mounting Method: THREADED STUD(S) SINGLE GROUP
  • Body Width: 2.594 INCHES NOMINAL IN
  • Body Height: 4.156 INCHES NOMINAL IN
  • Terminal Type and Quantity: 13 WIRE LEAD
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 2.281 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-305-4634, 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 Kaypro Corp. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-305-4634
Primary Part NumberD251
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerKaypro Corp
StatusACTIVE
Mounting Facility Quantity4 SINGLE GROUP
Inclosure TypeHERMETICALLY SEALED
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Body Width2.594 INCHES NOMINAL IN
Body Height4.156 INCHES NOMINAL IN
Terminal Type and Quantity13 WIRE LEAD
Center to Center Distance Between Mounting Facilities Parallel to Length2.281 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Center to Center Distance Between Mounting Facilities Parallel to Width1.844 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Body Length3.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4320-00-060-3213CS4320-0210 INTERCHANGEABLE
Sleeve,shaft,pump
Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)
3010-00-717-81531752171-1 INTERCHANGEABLE
Bellows,pressure
Honeywell Intl Inc Defense Avionics Systems
3120-00-808-5627 INTERCHANGEABLE
Bearing,sleeve
Cross-Reference Index
Part NumberManufacturer
D251 Kaypro Corp (USA)
Related Parts
4320-00-060-3213INTERCHANGEABLE
SLEEVE,SHAFT,PUMP
CS4320-0210
3010-00-717-8153INTERCHANGEABLE
BELLOWS,PRESSURE
1752171-1
3120-00-808-5627INTERCHANGEABLE
BEARING,SLEEVE

Frequently Asked Questions

What is NSN 5950-00-305-4634?

NSN 5950-00-305-4634 is a Transformer,power, manufactured by Kaypro Corp, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-305-4634?

NSN 5950-00-305-4634 has 1 cross-referenced part number: D251 (Kaypro Corp).

What NSN replaces 5950-00-305-4634?

There are 3 known substitutes for 5950-00-305-4634: 4320-00-060-3213, 3010-00-717-8153, 3120-00-808-5627. Verify interchangeability with system specifications before substitution.

What are the specifications of D251?

Key specifications for D251: Mounting Facility Quantity: 4 SINGLE GROUP; Inclosure Type: HERMETICALLY SEALED; Mounting Method: THREADED STUD(S) SINGLE GROUP; Body Width: 2.594 INCHES NOMINAL IN. 9 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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