PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20387Hydraulic Head and Rotor Assembl

Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems · NSN 3805-01-070-0185 · FSC 3805 · No Item Name Available
Verified by PartsTable
NSN 3805-01-070-0185 — this item is cataloged by the U.S. Government under National Stock Number 3805-01-070-0185. Primary manufacturer part number: 20387.
Features
  • Hydraulic Head and Rotor Assembl — FSC 3805
  • General Characteristics Item Description: CONSISTS OF ONE ROTOR-DISTRIBUTOR; TWO PLUNGER-ROTORS; ONE HEAD ASSY,HYDRAULIC; 4 CYLINDER ASSY 0.920 IN.DIA,DELIVERY VALVE TYPE ROTOR IN
  • 2 verified cross-references
  • Primary manufacturer: Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Hydraulic Head and Rotor Assembl, cataloged under National Stock Number 3805-01-070-0185, is classified within Federal Supply Class 3805 (No Item Name Available) of the Construction, Mining, Excavating Equipment group. The primary manufacturer of record is Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3805-01-070-0185
Primary Part Number20387
Item NameHydraulic Head and Rotor Assembl
FSC / FSG3805 / 38 — No Item Name Available
ManufacturerStanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
StatusCANCELLED
General Characteristics Item DescriptionCONSISTS OF ONE ROTOR-DISTRIBUTOR; TWO PLUNGER-ROTORS; ONE HEAD ASSY,HYDRAULIC; 4 CYLINDER ASSY 0.920 IN.DIA,DELIVERY VALVE TYPE ROTOR IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4720-00-290-867620387 INTERCHANGEABLE
Hose,preformed
Gates Corporation
5315-00-445-128114068 INTERCHANGEABLE
Pin,grooved,headless
Time Manufacturing Company Dba Time Manufacturing Company
5915-00-501-3178S13-109 INTERCHANGEABLE
Filter,radio Frequency Interfere
Sprague Electric Co World Hqs
4730-00-678-0102140-0068 INTERCHANGEABLE
Strainer Element,sediment
Cummins Power Generation Inc.
3040-00-766-008720387 INTERCHANGEABLE
Shaft,straight
Alfa Laval Niagara Inc.
5895-00-771-5404103222-000 INTERCHANGEABLE
Ring Assembly,contr
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
5905-00-826-3445HD-153-4107 INTERCHANGEABLE
Resistor,variable,wire Wound,pre
Vernitron Corp Vrn International Div
5962-01-033-2283 INTERCHANGEABLE
Microcircuit,digital
6110-01-131-2550 INTERCHANGEABLE
Panel,power Distribution
5342-01-144-607920387 INTERCHANGEABLE
Bumper
Alliance Laundry Systems Llc
Cross-Reference Index
Part NumberManufacturer
14068 Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems (USA)
20387 PRIMARY Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems (USA)
Related Parts
4720-00-290-8676INTERCHANGEABLE
HOSE,PREFORMED
20387
5315-00-445-1281INTERCHANGEABLE
PIN,GROOVED,HEADLESS
14068
5915-00-501-3178INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
S13-109
4730-00-678-0102INTERCHANGEABLE
STRAINER ELEMENT,SEDIMENT
140-0068
3040-00-766-0087INTERCHANGEABLE
SHAFT,STRAIGHT
20387
5895-00-771-5404INTERCHANGEABLE
RING ASSEMBLY,CONTR
103222-000
5905-00-826-3445INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,PRE
HD-153-4107
5962-01-033-2283INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
6110-01-131-2550INTERCHANGEABLE
PANEL,POWER DISTRIBUTION
5342-01-144-6079INTERCHANGEABLE
BUMPER
20387
5950-01-214-2337INTERCHANGEABLE
COIL,ELECTRICAL
14068
5315-01-266-5449INTERCHANGEABLE
PIN,SPRING
14068

Frequently Asked Questions

What is NSN 3805-01-070-0185?

NSN 3805-01-070-0185 is a Hydraulic Head and Rotor Assembl, manufactured by Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems, classified under FSC 3805 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3805-01-070-0185?

NSN 3805-01-070-0185 has 2 cross-referenced part numbers: 14068 (Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems), 20387 (Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems).

What NSN replaces 3805-01-070-0185?

There are 12 known substitutes for 3805-01-070-0185: 4720-00-290-8676, 5315-00-445-1281, 5915-00-501-3178 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20387?

Key specifications for 20387: General Characteristics Item Description: CONSISTS OF ONE ROTOR-DISTRIBUTOR; TWO PLUNGER-ROTORS; ONE HEAD ASSY,HYDRAULIC; 4 CYLINDER ASSY 0.920 IN.DIA,DELIVERY VALVE TYPE ROTOR IN; End Item Identification: 3805006211392. 2 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3805-01-070-0185 still in active supply?

NSN 3805-01-070-0185 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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