PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

81-039-001Vane,pump,rotary

Wm W Nugent & Co Inc · NSN 4320-01-512-3859 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-512-3859 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-512-3859. Primary manufacturer part number: 81-039-001.
Features
  • Vane,pump,rotary — FSC 4320
  • Material: STEEL
  • 3 verified cross-references
  • Primary manufacturer: Wm W Nugent & Co Inc
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
  • Applications requiring Steel construction
General Description

The Vane,pump,rotary, cataloged under National Stock Number 4320-01-512-3859, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Wm W Nugent & Co Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-512-3859
Primary Part Number81-039-001
Item NameVane,pump,rotary
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerWm W Nugent & Co Inc
StatusACTIVE
MaterialSTEEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5342-01-308-215381102 INTERCHANGEABLE
Door,access,weapon System
Caldraul Johnson, Inc Dba Cal-Draulics, Inc. Div Cal-Draulics Inc
3110-01-512-936001-414-002 INTERCHANGEABLE
Ball,bearing
Wm W Nugent & Co Inc
Cross-Reference Index
Part NumberManufacturer
81-059 Wm W Nugent & Co Inc (USA)
81-059-201 ITEM NO 27 Wm W Nugent & Co Inc (USA)
81-039-001 PRIMARY Wm W Nugent & Co Inc (USA)
Related Parts
5342-01-308-2153INTERCHANGEABLE
DOOR,ACCESS,WEAPON SYSTEM
81102
3110-01-512-9360INTERCHANGEABLE
BALL,BEARING
01-414-002

Frequently Asked Questions

What is NSN 4320-01-512-3859?

NSN 4320-01-512-3859 is a Vane,pump,rotary, manufactured by Wm W Nugent & Co Inc, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-512-3859?

NSN 4320-01-512-3859 has 3 cross-referenced part numbers: 81-059 (Wm W Nugent & Co Inc), 81-059-201 ITEM NO 27 (Wm W Nugent & Co Inc), 81-039-001 (Wm W Nugent & Co Inc).

What NSN replaces 4320-01-512-3859?

There are 2 known substitutes for 4320-01-512-3859: 5342-01-308-2153, 3110-01-512-9360. Verify interchangeability with system specifications before substitution.

What are the specifications of 81-039-001?

Key specifications for 81-039-001: Material: STEEL; Special Features: MATERIAL C.D. FLAT 1018; End Item Identification: C9 MOTOR ASSEMBLY. 3 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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