PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

121648-1Bushing,sleeve

L3harris Technologies, Inc. Div Space and Airborne Systems · NSN 3120-01-492-6224 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-01-492-6224 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-492-6224. Primary manufacturer part number: 121648-1.
Features
  • Bushing,sleeve — FSC 3120
  • Flange Outside Diameter: 1.2500 INCHES NOMINAL IN
  • Material: ALUMINUM AND COPPER ALLOY OVERALL
  • Material Document and Classification: QQ-C-465,ALLOY642 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Corner Shape: SQUARE ALL CORNERS
  • Body Outside Diameter: 1.0633 INCHES MINIMUM AND 1.0638 INCHES MAXIMUM IN
  • Style Designator: BLANK, EXTERNAL FLANGE ONE END
  • Body Inside Diameter: 0.7500 INCHES MINIMUM AND 0.7550 INCHES MAXIMUM IN
Applications
  • Applications requiring Aluminum and Copper Alloy Overall construction
General Description

The Bushing,sleeve, cataloged under National Stock Number 3120-01-492-6224, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is L3harris Technologies, Inc. Div Space and Airborne Systems. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-01-492-6224
Primary Part Number121648-1
Item NameBushing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerL3harris Technologies, Inc. Div Space and Airborne Systems
StatusACTIVE
Flange Outside Diameter1.2500 INCHES NOMINAL IN
MaterialALUMINUM AND COPPER ALLOY OVERALL
Material Document and ClassificationQQ-C-465,ALLOY642 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Corner ShapeSQUARE ALL CORNERS
Body Outside Diameter1.0633 INCHES MINIMUM AND 1.0638 INCHES MAXIMUM IN
Style DesignatorBLANK, EXTERNAL FLANGE ONE END
Body Inside Diameter0.7500 INCHES MINIMUM AND 0.7550 INCHES MAXIMUM IN
Flange Width0.3000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
6610-00-171-5015113657 INTERCHANGEABLE
Mask,prism,upper
Astronautics Corporation of America
4935-01-042-3596121648-1 INTERCHANGEABLE
Pin and Chain Assem
Lockheed Martin Corp Electronics and Missiles Div
5930-01-310-9147121648 INTERCHANGEABLE
Switch,flow
Setra Systems, Inc. Dba Gems Sensors
3110-01-441-32361333648 INTERCHANGEABLE
Bearing,ball,annular
Hyster-Yale Group, Inc.
3120-01-492-6229121648-2 INTERCHANGEABLE
Bushing,sleeve
L3harris Technologies, Inc. Div Space and Airborne Systems
Cross-Reference Index
Part NumberManufacturer
121648 L3harris Technologies, Inc. Div Space and Airborne Systems (USA)
121648-1 PRIMARY L3harris Technologies, Inc. Div Space and Airborne Systems (USA)
Related Parts
6610-00-171-5015INTERCHANGEABLE
MASK,PRISM,UPPER
113657
4935-01-042-3596INTERCHANGEABLE
PIN AND CHAIN ASSEM
121648-1
5930-01-310-9147INTERCHANGEABLE
SWITCH,FLOW
121648
3110-01-441-3236INTERCHANGEABLE
BEARING,BALL,ANNULAR
1333648
3120-01-492-6229INTERCHANGEABLE
BUSHING,SLEEVE
121648-2

Frequently Asked Questions

What is NSN 3120-01-492-6224?

NSN 3120-01-492-6224 is a Bushing,sleeve, manufactured by L3harris Technologies, Inc. Div Space and Airborne Systems, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-01-492-6224?

NSN 3120-01-492-6224 has 2 cross-referenced part numbers: 121648 (L3harris Technologies, Inc. Div Space and Airborne Systems), 121648-1 (L3harris Technologies, Inc. Div Space and Airborne Systems).

What NSN replaces 3120-01-492-6224?

There are 5 known substitutes for 3120-01-492-6224: 6610-00-171-5015, 4935-01-042-3596, 5930-01-310-9147 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 121648-1?

Key specifications for 121648-1: Flange Outside Diameter: 1.2500 INCHES NOMINAL IN; Material: ALUMINUM AND COPPER ALLOY OVERALL; Overall Length: 0.6400 INCHES NOMINAL IN; Material Document and Classification: QQ-C-465,ALLOY642 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 11 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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