PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

101-1381 ITEM 2Bushing,sleeve

Caterpillar Inc Div Caterpillar Defense · NSN 3120-01-449-9392 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-01-449-9392 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-449-9392. Primary manufacturer part number: 101-1381 ITEM 2.
Features
  • Bushing,sleeve — FSC 3120
  • 2 verified cross-references
  • Primary manufacturer: Caterpillar Inc Div Caterpillar Defense
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 3120-01-449-9392, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Caterpillar Inc Div Caterpillar Defense. This item has 2 commercial cross-references 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)
ManufacturersCaterpillar Inc Div Caterpillar Defense (CAGE 11083)
Technical Specifications
ParameterValue
NSN3120-01-449-9392
Primary Part Number101-1381 ITEM 2
Item NameBushing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerCaterpillar Inc Div Caterpillar Defense
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4810-00-601-363412510 INTERCHANGEABLE
Valve,linear,directional Control
Moog Inc
1270-01-286-9859DW4186-3 INTERCHANGEABLE
Capsule Assembly,twist-Flex
Moog Inc.
1270-01-386-6863DW4186-2 INTERCHANGEABLE
Capsule,flex Twist
Moog Inc.
Cross-Reference Index
Part NumberManufacturer
101-1372 Caterpillar Inc Div Caterpillar Defense (USA)
101-1381 ITEM 2 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
Related Parts
4810-00-601-3634INTERCHANGEABLE
VALVE,LINEAR,DIRECTIONAL CONTROL
12510
1270-01-286-9859INTERCHANGEABLE
CAPSULE ASSEMBLY,TWIST-FLEX
DW4186-3
1270-01-386-6863INTERCHANGEABLE
CAPSULE,FLEX TWIST
DW4186-2

Frequently Asked Questions

What is NSN 3120-01-449-9392?

NSN 3120-01-449-9392 is a Bushing,sleeve, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-01-449-9392?

NSN 3120-01-449-9392 has 2 cross-referenced part numbers: 101-1372 (Caterpillar Inc Div Caterpillar Defense), 101-1381 ITEM 2 (Caterpillar Inc Div Caterpillar Defense).

What NSN replaces 3120-01-449-9392?

There are 3 known substitutes for 3120-01-449-9392: 4810-00-601-3634, 1270-01-286-9859, 1270-01-386-6863. Verify interchangeability with system specifications before substitution.

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