PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

129-12-1Rectifier,semiconductor Device

Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp · NSN 5961-00-135-3978 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-135-3978 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-135-3978. Primary manufacturer part number: 129-12-1.
Features
  • Rectifier,semiconductor Device — FSC 5961
  • Circuit Connection Style Designator: HALF-WAVE 1 PHASE
  • Material: SILICON
  • 2 verified cross-references
  • Primary manufacturer: Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp
Applications
  • Applications requiring Silicon construction
General Description

The Rectifier,semiconductor Device, cataloged under National Stock Number 5961-00-135-3978, is classified within Federal Supply Class 5961 (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 2 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
NSN5961-00-135-3978
Primary Part Number129-12-1
Item NameRectifier,semiconductor Device
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corp Dba Northrop Grumman Systems Corp
StatusACTIVE
Circuit Connection Style DesignatorHALF-WAVE 1 PHASE
MaterialSILICON
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4920-00-674-490412912-1 INTERCHANGEABLE
Valve,equalizer
Elbitamerica, Inc.
8135-01-276-132366431 INTERCHANGEABLE
Paper,glassine
Apothecary Products, Llc
7025-01-597-7358 INTERCHANGEABLE
Optical Reader,data Entry
1450-01-712-2890129121 INTERCHANGEABLE
Pallet,loading and Storage,guide
Naval Surface Warfare Center Dahlgren Div
Cross-Reference Index
Part NumberManufacturer
129-12-1 Solitron Devices, Inc. (USA)
129-12-1 PRIMARY Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp (USA)
Related Parts
4920-00-674-4904INTERCHANGEABLE
VALVE,EQUALIZER
12912-1
8135-01-276-1323INTERCHANGEABLE
PAPER,GLASSINE
66431
7025-01-597-7358INTERCHANGEABLE
OPTICAL READER,DATA ENTRY
1450-01-712-2890INTERCHANGEABLE
PALLET,LOADING AND STORAGE,GUIDE
129121

Frequently Asked Questions

What is NSN 5961-00-135-3978?

NSN 5961-00-135-3978 is a Rectifier,semiconductor Device, manufactured by Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-135-3978?

NSN 5961-00-135-3978 has 2 cross-referenced part numbers: 129-12-1 (Solitron Devices, Inc.), 129-12-1 (Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp).

What NSN replaces 5961-00-135-3978?

There are 4 known substitutes for 5961-00-135-3978: 4920-00-674-4904, 8135-01-276-1323, 7025-01-597-7358 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 129-12-1?

Key specifications for 129-12-1: Overall Length: 5.000 INCHES NOMINAL IN; Overall Width: 2.000 INCHES NOMINAL IN; Circuit Connection Style Designator: HALF-WAVE 1 PHASE; Material: SILICON. 5 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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