PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3-4AResistor,current Regulating

Amperite Co Inc · NSN 5905-00-296-7509 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-296-7509 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-296-7509. Primary manufacturer part number: 3-4A.
Features
  • Resistor,current Regulating — FSC 5905
  • Resistive Element Pin Connection: 2 AND 7
  • Threshold Voltage in Volts: 4.0
  • Base Type: OCTAL
  • Current Range in Amps: +0.28 TO 0.32
  • Current Type: AC/DC
  • Envelope Type Per Mil-E-1: T-9 (9-10) PER SPEC MIL-E-1B
  • 2 verified cross-references
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
General Description

The Resistor,current Regulating, cataloged under National Stock Number 5905-00-296-7509, is classified within Federal Supply Class 5905 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Amperite Co Inc. Government technical data includes 6 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5905-00-296-7509
Primary Part Number3-4A
Item NameResistor,current Regulating
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerAmperite Co Inc
StatusACTIVE
Resistive Element Pin Connection2 AND 7
Threshold Voltage in Volts4.0
Base TypeOCTAL
Current Range in Amps+0.28 TO 0.32
Current TypeAC/DC
Envelope Type Per Mil-E-1T-9 (9-10) PER SPEC MIL-E-1B
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5331-00-315-926434A INTERCHANGEABLE
O-Ring
Wakmann Watch Company Inc
6625-01-210-3394196UE INTERCHANGEABLE
Indicator,phase Sequence
Sunshine Scientific Instrument Inc
5950-01-218-7879167777 INTERCHANGEABLE
Coil,electrical
Lockheed Martin Corporation Div Rms - Mitchel Field
3439-01-260-533134A INTERCHANGEABLE
Insulator,nozzle
Tweco Products Inc
6240-01-280-3382 INTERCHANGEABLE
Lamp,incandescent
6515-01-348-5285B1043 INTERCHANGEABLE
Bulb,keratometer
Lombart Brothers, Inc.
Cross-Reference Index
Part NumberManufacturer
3-4A PRIMARY Amperite Co Inc (USA)
TU10061C Bae Systems Information and Electronic Systems Integration Inc. (USA)
Related Parts
5331-00-315-9264INTERCHANGEABLE
O-RING
34A
6625-01-210-3394INTERCHANGEABLE
INDICATOR,PHASE SEQUENCE
196UE
5950-01-218-7879INTERCHANGEABLE
COIL,ELECTRICAL
167777
3439-01-260-5331INTERCHANGEABLE
INSULATOR,NOZZLE
34A
6240-01-280-3382INTERCHANGEABLE
LAMP,INCANDESCENT
6515-01-348-5285INTERCHANGEABLE
BULB,KERATOMETER
B1043

Frequently Asked Questions

What is NSN 5905-00-296-7509?

NSN 5905-00-296-7509 is a Resistor,current Regulating, manufactured by Amperite Co Inc, classified under FSC 5905 (No Item Name Available). Status: active.

What are the part numbers for NSN 5905-00-296-7509?

NSN 5905-00-296-7509 has 2 cross-referenced part numbers: 3-4A (Amperite Co Inc), TU10061C (Bae Systems Information and Electronic Systems Integration Inc.).

What NSN replaces 5905-00-296-7509?

There are 6 known substitutes for 5905-00-296-7509: 5331-00-315-9264, 6625-01-210-3394, 5950-01-218-7879 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3-4A?

Key specifications for 3-4A: Resistive Element Pin Connection: 2 AND 7; Threshold Voltage in Volts: 4.0; Base Type: OCTAL; Current Range in Amps: +0.28 TO 0.32. 7 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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