PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

328BAmplifier,audio Frequency

Power Control Devices, Inc. · NSN 5996-00-137-2677 · FSC 5996 · Amplifier,radio Frequency
Verified by PartsTable
NSN 5996-00-137-2677 — this item is cataloged by the U.S. Government under National Stock Number 5996-00-137-2677. Primary manufacturer part number: 328B.
Features
  • Amplifier,audio Frequency — FSC 5996
  • External DC Operating Voltage in Volts: 28.0 NOMINAL SINGLE VOLTAGE
  • External AC Operating Voltage in Volts: 26.0 NOMINAL SINGLE VOLTAGE
  • Control Type: LOCAL
  • Operating Control Method: AUTOMATIC
  • Inclosure Type: ENCASED
  • Basic Shape Style: RECTANGULAR OR SQUARE
  • Variation Frequency Rating in Decibels: 3.0
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Amplifier,audio Frequency, cataloged under National Stock Number 5996-00-137-2677, is classified within Federal Supply Class 5996 (Amplifier,radio Frequency) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Power Control Devices, Inc.. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5996-00-137-2677
Primary Part Number328B
Item NameAmplifier,audio Frequency
FSC / FSG5996 / 59 — Amplifier,radio Frequency
ManufacturerPower Control Devices, Inc.
StatusACTIVE
External DC Operating Voltage in Volts28.0 NOMINAL SINGLE VOLTAGE
External AC Operating Voltage in Volts26.0 NOMINAL SINGLE VOLTAGE
Control TypeLOCAL
Operating Control MethodAUTOMATIC
Inclosure TypeENCASED
Basic Shape StyleRECTANGULAR OR SQUARE
Variation Frequency Rating in Decibels3.0
Impedance Rating Per Channel100.000 KILOHMS INPUT CHANNEL AND 50.000 OHMS OUTPUT CHANNEL
Connection TypePIN BOTTOM
Distortion Type and Percent1.0 AMPLITUDE AND 1.0 PHASE
Overall Gain1.0 VOLTS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
4310-00-132-5502328B INTERCHANGEABLE
Ring,piston
Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions
4730-00-813-7558104-20 INTERCHANGEABLE
Adapter,straight,pipe to Hose
Crane Carrier Company, Llc
5930-00-967-879403-C-0577 INTERCHANGEABLE
Switch,code Indicating Wheel
Electro Switch Corp. Dba Electro Switch Corp Div Digitran a Unit of Electro Switch
6680-01-446-4005328B INTERCHANGEABLE
Accelerometer,electrical,linear
Pcb Piezotronics, Inc.
4820-01-575-073766362 INTERCHANGEABLE
Parts Kit,valve
Ingersoll-Rand Company Dba Ingersoll-Rand
Cross-Reference Index
Part NumberManufacturer
328B Power Control Devices Inc (USA)
328B PRIMARY Power Control Devices, Inc. (USA)
66362 Northrop Grumman Corp Precision Products Plant (USA)
Related Parts
4310-00-132-5502INTERCHANGEABLE
RING,PISTON
328B
4730-00-813-7558INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO HOSE
104-20
5930-00-967-8794INTERCHANGEABLE
SWITCH,CODE INDICATING WHEEL
03-C-0577
6680-01-446-4005INTERCHANGEABLE
ACCELEROMETER,ELECTRICAL,LINEAR
328B
4820-01-575-0737INTERCHANGEABLE
PARTS KIT,VALVE
66362

Frequently Asked Questions

What is NSN 5996-00-137-2677?

NSN 5996-00-137-2677 is a Amplifier,audio Frequency, manufactured by Power Control Devices, Inc., classified under FSC 5996 (Amplifier,radio Frequency). Status: active.

What are the part numbers for NSN 5996-00-137-2677?

NSN 5996-00-137-2677 has 3 cross-referenced part numbers: 328B (Power Control Devices Inc), 328B (Power Control Devices, Inc.), 66362 (Northrop Grumman Corp Precision Products Plant).

What NSN replaces 5996-00-137-2677?

There are 5 known substitutes for 5996-00-137-2677: 4310-00-132-5502, 4730-00-813-7558, 5930-00-967-8794 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 328B?

Key specifications for 328B: Overall Length: 2.894 INCHES MAXIMUM IN; Overall Width: 2.578 INCHES MAXIMUM IN; External DC Operating Voltage in Volts: 28.0 NOMINAL SINGLE VOLTAGE; External AC Operating Voltage in Volts: 26.0 NOMINAL SINGLE VOLTAGE. 14 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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