PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A521Filter,electrical

The Captor Corporation · NSN 5915-00-840-2881 · FSC 5915 · No Item Name Available
Verified by PartsTable
NSN 5915-00-840-2881 — this item is cataloged by the U.S. Government under National Stock Number 5915-00-840-2881. Primary manufacturer part number: A521.
Features
  • Filter,electrical — FSC 5915
  • 1 verified cross-reference
  • Primary manufacturer: The Captor Corporation
Applications
  • Fluid filtration and purification
  • Engine intake air cleaning
  • Hydraulic system protection
General Description

The Filter,electrical, cataloged under National Stock Number 5915-00-840-2881, is classified within Federal Supply Class 5915 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is The Captor Corporation. This item has 1 commercial cross-reference 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.

Catalog Facts
Item NameFilter,electrical
FSC / FSG5915 — No Item Name Available (FSG 59)
ManufacturersThe Captor Corporation (CAGE 23939)
Technical Specifications
ParameterValue
NSN5915-00-840-2881
Primary Part NumberA521
Item NameFilter,electrical
FSC / FSG5915 / 59 — No Item Name Available
ManufacturerThe Captor Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3120-00-288-279818710 INTERCHANGEABLE
Bearing,sleeve
Master Machine Products Corp
5310-00-934-9898A52-1 INTERCHANGEABLE
Nut,plain,round
Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions
Cross-Reference Index
Part NumberManufacturer
A521 PRIMARY The Captor Corporation (USA)
Related Parts
3120-00-288-2798INTERCHANGEABLE
BEARING,SLEEVE
18710
5310-00-934-9898INTERCHANGEABLE
NUT,PLAIN,ROUND
A52-1

Frequently Asked Questions

What is NSN 5915-00-840-2881?

NSN 5915-00-840-2881 is a Filter,electrical, manufactured by The Captor Corporation, classified under FSC 5915 (No Item Name Available). Status: active.

What are the part numbers for NSN 5915-00-840-2881?

NSN 5915-00-840-2881 has 1 cross-referenced part number: A521 (The Captor Corporation).

What NSN replaces 5915-00-840-2881?

There are 2 known substitutes for 5915-00-840-2881: 3120-00-288-2798, 5310-00-934-9898. Verify interchangeability with system specifications before substitution.

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