PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

53837Bushing,sleeve

Hdt Expeditionary Systems Inc · NSN 3120-01-666-4318 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-01-666-4318 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-666-4318. Primary manufacturer part number: 53837.
Features
  • Bushing,sleeve — FSC 3120
  • 1 verified cross-reference
  • Primary manufacturer: Hdt Expeditionary Systems Inc
Applications
  • Industrial machinery bearing replacement
  • Motor and pump shaft assemblies
  • HVAC blower and fan assemblies
General Description

The Bushing,sleeve, cataloged under National Stock Number 3120-01-666-4318, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Hdt Expeditionary Systems Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameBushing,sleeve
FSC / FSG3120 — No Item Name Available (FSG 31)
ManufacturersHdt Expeditionary Systems Inc (CAGE 92878)
Technical Specifications
ParameterValue
NSN3120-01-666-4318
Primary Part Number53837
Item NameBushing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerHdt Expeditionary Systems Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5360-00-290-1252504-8452-002 INTERCHANGEABLE
Spring,helical,compression
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5895-00-372-549353837 INTERCHANGEABLE
Cover,electronic Communication E
Parker Hannifin Corporation Div Hydraulic Systems Division
1730-01-094-385853837 INTERCHANGEABLE
Rod,hydraulic Cylin
Texas Hydraulics, Inc.
Cross-Reference Index
Part NumberManufacturer
53837 PRIMARY Hdt Expeditionary Systems Inc (USA)
Related Parts
5360-00-290-1252INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
504-8452-002
5895-00-372-5493INTERCHANGEABLE
COVER,ELECTRONIC COMMUNICATION E
53837
1730-01-094-3858INTERCHANGEABLE
ROD,HYDRAULIC CYLIN
53837

Frequently Asked Questions

What is NSN 3120-01-666-4318?

NSN 3120-01-666-4318 is a Bushing,sleeve, manufactured by Hdt Expeditionary Systems Inc, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-01-666-4318?

NSN 3120-01-666-4318 has 1 cross-referenced part number: 53837 (Hdt Expeditionary Systems Inc).

What NSN replaces 3120-01-666-4318?

There are 3 known substitutes for 3120-01-666-4318: 5360-00-290-1252, 5895-00-372-5493, 1730-01-094-3858. Verify interchangeability with system specifications before substitution.

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