PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

52-C-4120-1Shield,bearing

Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba · NSN 3130-00-439-5871 · FSC 3130 · No Item Name Available
Verified by PartsTable
NSN 3130-00-439-5871 — this item is cataloged by the U.S. Government under National Stock Number 3130-00-439-5871. Primary manufacturer part number: 52-C-4120-1.
Features
  • Shield,bearing — FSC 3130
  • 2 verified cross-references
  • Primary manufacturer: Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Shield,bearing, cataloged under National Stock Number 3130-00-439-5871, is classified within Federal Supply Class 3130 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameShield,bearing
FSC / FSG3130 — No Item Name Available (FSG 31)
ManufacturersCurtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba (CAGE 21439)
Technical Specifications
ParameterValue
NSN3130-00-439-5871
Primary Part Number52-C-4120-1
Item NameShield,bearing
FSC / FSG3130 / 31 — No Item Name Available
ManufacturerCurtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5330-00-291-2797 INTERCHANGEABLE
Seal,plain Encased
Cross-Reference Index
Part NumberManufacturer
52-C-4120-1 PRIMARY Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba (USA)
44895 PRIMARY Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba (USA)
Related Parts
5330-00-291-2797INTERCHANGEABLE
SEAL,PLAIN ENCASED

Frequently Asked Questions

What is NSN 3130-00-439-5871?

NSN 3130-00-439-5871 is a Shield,bearing, manufactured by Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba, classified under FSC 3130 (No Item Name Available). Status: active.

What are the part numbers for NSN 3130-00-439-5871?

NSN 3130-00-439-5871 has 2 cross-referenced part numbers: 52-C-4120-1 (Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba), 44895 (Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba).

What NSN replaces 3130-00-439-5871?

There is 1 known substitute for 3130-00-439-5871: 5330-00-291-2797. Verify interchangeability with system specifications before substitution.

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