PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1-11125-0000Bushing,sleeve

Capitol Gears Inc · NSN 3120-00-078-5172 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-078-5172 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-078-5172. Primary manufacturer part number: 1-11125-0000.
Features
  • Bushing,sleeve — FSC 3120
  • Corner Shape: SQUARE ALL CORNERS
  • Body Inside Diameter: 0.7510 INCHES MINIMUM AND 0.7520 INCHES MAXIMUM IN
  • Material: COPPER ALLOY INNER LAYER
  • Style Designator: SEGMENTED, PLAIN, NO OUTSIDE FLANGES
  • Material: STEEL OUTER LAYER
  • Body Outside Diameter: 0.8750 INCHES MINIMUM AND 0.8760 INCHES MAXIMUM IN
  • 2 verified cross-references
Applications
  • Applications requiring Copper Alloy Inner Layer construction
General Description

The Bushing,sleeve, cataloged under National Stock Number 3120-00-078-5172, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Capitol Gears Inc. Government technical data includes 6 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-078-5172
Primary Part Number1-11125-0000
Item NameBushing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerCapitol Gears Inc
StatusACTIVE
Corner ShapeSQUARE ALL CORNERS
Body Inside Diameter0.7510 INCHES MINIMUM AND 0.7520 INCHES MAXIMUM IN
MaterialCOPPER ALLOY INNER LAYER
Style DesignatorSEGMENTED, PLAIN, NO OUTSIDE FLANGES
MaterialSTEEL OUTER LAYER
Body Outside Diameter0.8750 INCHES MINIMUM AND 0.8760 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4320-00-008-73192VHTA135AX5 INTERCHANGEABLE
Sleeve,shaft,pump
Curtiss-Wright Electro-Mechanical Corporation Div Epd
2520-00-386-8955 INTERCHANGEABLE
Carrier,release Bea
5136-00-729-568554188 INTERCHANGEABLE
Tap,thread Cutting
Tapco Cutting Tools Inc
5975-00-839-61585235 INTERCHANGEABLE
Box Connector,electrical
Abb Installation Products Inc
5330-00-907-1043 INTERCHANGEABLE
Packing,preformed
3020-01-036-8353G7-72-3751 INTERCHANGEABLE
Gear,spur
Roller Bearing Co of America, Inc Div Pic Design
6150-01-092-749911125 INTERCHANGEABLE
Cable Assembly,special Purpose,e
General Microwave Corporation Div Kratos Microwave Electronics
5331-01-100-20734240908A02 INTERCHANGEABLE
O-Ring
Prestolite Electric Inc Defense Products Div
5305-01-285-060711127 INTERCHANGEABLE
Screw,machine
O F Mossberg & Sons Inc
5315-01-317-6246 INTERCHANGEABLE
Pin,straight,headless
Cross-Reference Index
Part NumberManufacturer
1-11125-0000 Capitol Gears Inc
11125 Capitol Gears Inc
Related Parts
4320-00-008-7319INTERCHANGEABLE
SLEEVE,SHAFT,PUMP
2VHTA135AX5
2520-00-386-8955INTERCHANGEABLE
CARRIER,RELEASE BEA
5136-00-729-5685INTERCHANGEABLE
TAP,THREAD CUTTING
54188
5975-00-839-6158INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
5235
5330-00-907-1043INTERCHANGEABLE
PACKING,PREFORMED
3020-01-036-8353INTERCHANGEABLE
GEAR,SPUR
G7-72-3751
6150-01-092-7499INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
11125
5331-01-100-2073INTERCHANGEABLE
O-RING
4240908A02
5305-01-285-0607INTERCHANGEABLE
SCREW,MACHINE
11127
5315-01-317-6246INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
2530-01-328-6174INTERCHANGEABLE
BRAKE,SHOE TYPE
5330-01-590-3782INTERCHANGEABLE
GASKET AND PREFORMED PACKING SET
11125

Frequently Asked Questions

What is NSN 3120-00-078-5172?

NSN 3120-00-078-5172 is a Bushing,sleeve, manufactured by Capitol Gears Inc, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-078-5172?

NSN 3120-00-078-5172 has 2 cross-referenced part numbers: 1-11125-0000 (Capitol Gears Inc), 11125 (Capitol Gears Inc).

What NSN replaces 3120-00-078-5172?

There are 12 known substitutes for 3120-00-078-5172: 4320-00-008-7319, 2520-00-386-8955, 5136-00-729-5685 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1-11125-0000?

Key specifications for 1-11125-0000: Corner Shape: SQUARE ALL CORNERS; Body Inside Diameter: 0.7510 INCHES MINIMUM AND 0.7520 INCHES MAXIMUM IN; Material: COPPER ALLOY INNER LAYER; Overall Length: 0.5620 INCHES NOMINAL IN. 7 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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