PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

66019Block Compound,engi

Unison Industries Llc · NSN 2925-00-163-4543 · FSC 2925 · No Item Name Available
Verified by PartsTable
NSN 2925-00-163-4543 — this item is cataloged by the U.S. Government under National Stock Number 2925-00-163-4543. Primary manufacturer part number: 66019.
Features
  • Block Compound,engi — FSC 2925
  • 2 verified cross-references
  • Primary manufacturer: Unison Industries Llc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Block Compound,engi, cataloged under National Stock Number 2925-00-163-4543, is classified within Federal Supply Class 2925 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Unison Industries Llc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameBlock Compound,engi
FSC / FSG2925 — No Item Name Available (FSG 29)
ManufacturersUnison Industries, Llc Dba Unison Industries Inc (CAGE 83311); Unison Industries Llc (CAGE 59501)
Technical Specifications
ParameterValue
NSN2925-00-163-4543
Primary Part Number66019
Item NameBlock Compound,engi
FSC / FSG2925 / 29 — No Item Name Available
ManufacturerUnison Industries Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5905-00-110-7620 INTERCHANGEABLE
Resistor,fixed,composition
4320-00-481-477166019 INTERCHANGEABLE
Pump Unit,reciprocating
Parker Hannifin Corporation Div Hydraulic Systems Division
6150-01-004-731566019 INTERCHANGEABLE
Cable Assembly,power,electrical,
Page Chester Ltd Dba Cooperative Industries Div Cooperative Industries Aerospace Defense
4820-01-171-7287 INTERCHANGEABLE
Valve,linear,directional Control
5365-01-202-300566019 INTERCHANGEABLE
Bushing,nonmetallic
Brunswick Corp Dba Mercury Marine Div Mercury Marine
Cross-Reference Index
Part NumberManufacturer
66019 Unison Industries, Llc Dba Unison Industries Inc (USA)
66019 PRIMARY Unison Industries Llc (USA)
Related Parts
5905-00-110-7620INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
4320-00-481-4771INTERCHANGEABLE
PUMP UNIT,RECIPROCATING
66019
6150-01-004-7315INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL,
66019
4820-01-171-7287INTERCHANGEABLE
VALVE,LINEAR,DIRECTIONAL CONTROL
5365-01-202-3005INTERCHANGEABLE
BUSHING,NONMETALLIC
66019

Frequently Asked Questions

What is NSN 2925-00-163-4543?

NSN 2925-00-163-4543 is a Block Compound,engi, manufactured by Unison Industries Llc, classified under FSC 2925 (No Item Name Available). Status: active.

What are the part numbers for NSN 2925-00-163-4543?

NSN 2925-00-163-4543 has 2 cross-referenced part numbers: 66019 (Unison Industries, Llc Dba Unison Industries Inc), 66019 (Unison Industries Llc).

What NSN replaces 2925-00-163-4543?

There are 5 known substitutes for 2925-00-163-4543: 5905-00-110-7620, 4320-00-481-4771, 6150-01-004-7315 and 2 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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