PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11790Bearing,sleeve

Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. · NSN 3120-00-661-8574 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-661-8574 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-661-8574. Primary manufacturer part number: 11790.
Features
  • Bearing,sleeve — FSC 3120
  • Body Outside Diameter: 1.3770 INCHES MINIMUM AND 1.3780 INCHES MAXIMUM IN
  • Body Inside Diameter: 1.1240 INCHES MINIMUM AND 1.1260 INCHES MAXIMUM IN
  • Lubricant Accommodation Style: GROOVED CLOSED BOTH ENDS
  • Corner Shape: SQUARE ALL CORNERS
  • Material: COPPER ALLOY OVERALL
  • Antirotation/lubrication Type and Quantity: 1 HOLE
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Copper Alloy Overall construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-661-8574, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3120-00-661-8574
Primary Part Number11790
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerTiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
StatusCANCELLED
Body Outside Diameter1.3770 INCHES MINIMUM AND 1.3780 INCHES MAXIMUM IN
Body Inside Diameter1.1240 INCHES MINIMUM AND 1.1260 INCHES MAXIMUM IN
Lubricant Accommodation StyleGROOVED CLOSED BOTH ENDS
Corner ShapeSQUARE ALL CORNERS
MaterialCOPPER ALLOY OVERALL
Antirotation/lubrication Type and Quantity1 HOLE
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
3455-00-517-53661-1561-1250 INTERCHANGEABLE
Cutter,milling,woodruff Keyseat
New York Twist Drill Inc
2815-00-570-644011790 INTERCHANGEABLE
Rocker Arm Assy,val
Napco International Llc Dba Napco International Inc
5895-00-620-9446 INTERCHANGEABLE
Modulator
5342-00-672-113111790 INTERCHANGEABLE
Lock,caster
Aerol Llc
5325-01-399-45953180321-2 INTERCHANGEABLE
Ring,retaining
Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
3120-01-408-093911790 INTERCHANGEABLE
Bearing,washer,thrust
Level 10 Industries, Inc. Div Level 10 Industries
6650-01-549-583511790 INTERCHANGEABLE
Cap,lens
Aimpoint Inc Dba Aimpoint Inc
Cross-Reference Index
Part NumberManufacturer
11790 PRIMARY Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. (USA)
Related Parts
3455-00-517-5366INTERCHANGEABLE
CUTTER,MILLING,WOODRUFF KEYSEAT
1-1561-1250
2815-00-570-6440INTERCHANGEABLE
ROCKER ARM ASSY,VAL
11790
5895-00-620-9446INTERCHANGEABLE
MODULATOR
5342-00-672-1131INTERCHANGEABLE
LOCK,CASTER
11790
5325-01-399-4595INTERCHANGEABLE
RING,RETAINING
3180321-2
3120-01-408-0939INTERCHANGEABLE
BEARING,WASHER,THRUST
11790
6650-01-549-5835INTERCHANGEABLE
CAP,LENS
11790

Frequently Asked Questions

What is NSN 3120-00-661-8574?

NSN 3120-00-661-8574 is a Bearing,sleeve, manufactured by Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp., classified under FSC 3120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3120-00-661-8574?

NSN 3120-00-661-8574 has 1 cross-referenced part number: 11790 (Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.).

What NSN replaces 3120-00-661-8574?

There are 7 known substitutes for 3120-00-661-8574: 3455-00-517-5366, 2815-00-570-6440, 5895-00-620-9446 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 11790?

Key specifications for 11790: Body Outside Diameter: 1.3770 INCHES MINIMUM AND 1.3780 INCHES MAXIMUM IN; Overall Length: 1.6250 INCHES NOMINAL IN; Body Inside Diameter: 1.1240 INCHES MINIMUM AND 1.1260 INCHES MAXIMUM IN; Lubricant Accommodation Style: GROOVED CLOSED BOTH ENDS. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3120-00-661-8574 still in active supply?

NSN 3120-00-661-8574 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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