PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

LT1031Transformer Assembly

Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp · NSN 5950-00-268-8999 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-268-8999 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-268-8999. Primary manufacturer part number: LT1031.
Features
  • Transformer Assembly — FSC 5950
  • Mounting Facility Quantity: 2 SINGLE GROUP
  • Distance Between Mounting Facility Centers: 1.091 INCHES NOMINAL ALL MOUNTING FACILITIES SINGLE CENTER GROUP IN
  • Reliability Indicator: NOT ESTABLISHED
  • Inclosure Type: FULLY INCLOSED
  • Mounting Method: UNTHREADED STUD SINGLE GROUP
  • 4 verified cross-references
  • Primary manufacturer: Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer Assembly, cataloged under National Stock Number 5950-00-268-8999, 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 Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-268-8999
Primary Part NumberLT1031
Item NameTransformer Assembly
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corp Dba Northrop Grumman Systems Corp
StatusACTIVE
Mounting Facility Quantity2 SINGLE GROUP
Distance Between Mounting Facility Centers1.091 INCHES NOMINAL ALL MOUNTING FACILITIES SINGLE CENTER GROUP IN
Reliability IndicatorNOT ESTABLISHED
Inclosure TypeFULLY INCLOSED
Mounting MethodUNTHREADED STUD SINGLE GROUP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5310-00-176-8109AN320-5 INTERCHANGEABLE
Nut,plain,slotted,hexagon
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5133-00-189-9256 INTERCHANGEABLE
Drill,twist
5975-00-317-311696T075 INTERCHANGEABLE
Box Connector,electrical
Egs Electrical Group Appleton Div
5999-00-361-6409 INTERCHANGEABLE
Contact,electrical
5330-00-492-282433893-10 INTERCHANGEABLE
Gasket
Curtiss-Wright Electro-Mechanical Corporation Div Epd
5315-00-597-0017 INTERCHANGEABLE
Pin,shoulder,headless
5355-00-870-7566A6336 INTERCHANGEABLE
Knob
Metadure Parts & Sales, Inc.
5930-00-898-5106SCC635317 INTERCHANGEABLE
Switch,toggle
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5998-01-094-861420701 INTERCHANGEABLE
Printed Wiring Board
L3 Technologies, Inc. Div Communication Systems-West
5330-01-099-66561012-CSB INTERCHANGEABLE
Seal Ring,metal
Corru-Seals, Inc.
Cross-Reference Index
Part NumberManufacturer
A-6336 Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
2070-1 American Trans-Coil Corp (USA)
SMD97381 Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
LT1031 PRIMARY Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp (USA)
Related Parts
5310-00-176-8109INTERCHANGEABLE
NUT,PLAIN,SLOTTED,HEXAGON
AN320-5
5133-00-189-9256INTERCHANGEABLE
DRILL,TWIST
5975-00-317-3116INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
96T075
5999-00-361-6409INTERCHANGEABLE
CONTACT,ELECTRICAL
5330-00-492-2824INTERCHANGEABLE
GASKET
33893-10
5315-00-597-0017INTERCHANGEABLE
PIN,SHOULDER,HEADLESS
5355-00-870-7566INTERCHANGEABLE
KNOB
A6336
5930-00-898-5106INTERCHANGEABLE
SWITCH,TOGGLE
SCC635317
5998-01-094-8614INTERCHANGEABLE
PRINTED WIRING BOARD
20701
5330-01-099-6656INTERCHANGEABLE
SEAL RING,METAL
1012-CSB
3040-01-150-6735INTERCHANGEABLE
PISTON,LINEAR ACTUATING CYLINDER
2070-28 PIECE 1
6230-01-152-5952INTERCHANGEABLE
FLASHLIGHT
20701

Frequently Asked Questions

What is NSN 5950-00-268-8999?

NSN 5950-00-268-8999 is a Transformer Assembly, manufactured by Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-268-8999?

NSN 5950-00-268-8999 has 4 cross-referenced part numbers: A-6336 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), 2070-1 (American Trans-Coil Corp), SMD97381 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), LT1031 (Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp).

What NSN replaces 5950-00-268-8999?

There are 12 known substitutes for 5950-00-268-8999: 5310-00-176-8109, 5133-00-189-9256, 5975-00-317-3116 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of LT1031?

Key specifications for LT1031: End Item Identification: TYPE NO. AN/GRR-5; Mounting Facility Quantity: 2 SINGLE GROUP; Distance Between Mounting Facility Centers: 1.091 INCHES NOMINAL ALL MOUNTING FACILITIES SINGLE CENTER GROUP IN; Reliability Indicator: NOT ESTABLISHED. 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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