PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18372Bushing,sleeve

Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. · NSN 3120-00-448-6683 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-448-6683 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-448-6683. Primary manufacturer part number: 18372.
Features
  • Bushing,sleeve — FSC 3120
  • Body Outside Diameter: 1.3765 INCHES MINIMUM AND 1.3775 INCHES MAXIMUM IN
  • Material: COPPER ALLOY OVERALL
  • Flange Width: 0.1180 INCHES MINIMUM AND 0.1220 INCHES MAXIMUM IN
  • Corner Shape: SQUARE ALL CORNERS
  • Flange Outside Diameter: 1.7400 INCHES MINIMUM AND 1.7600 INCHES MAXIMUM IN
  • Material Document and Classification: AMS 4846 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Body Inside Diameter: 1.1750 INCHES MINIMUM AND 1.1790 INCHES MAXIMUM IN
Applications
  • Applications requiring Copper Alloy Overall construction
General Description

The Bushing,sleeve, cataloged under National Stock Number 3120-00-448-6683, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-448-6683
Primary Part Number18372
Item NameBushing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerPratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
StatusACTIVE
Body Outside Diameter1.3765 INCHES MINIMUM AND 1.3775 INCHES MAXIMUM IN
MaterialCOPPER ALLOY OVERALL
Flange Width0.1180 INCHES MINIMUM AND 0.1220 INCHES MAXIMUM IN
Corner ShapeSQUARE ALL CORNERS
Flange Outside Diameter1.7400 INCHES MINIMUM AND 1.7600 INCHES MAXIMUM IN
Material Document and ClassificationAMS 4846 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Body Inside Diameter1.1750 INCHES MINIMUM AND 1.1790 INCHES MAXIMUM IN
Style DesignatorSOLID, EXTERNAL FLANGE ONE END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4320-01-400-2075 INTERCHANGEABLE
Housing,liquid Pump
5935-01-607-945418372 INTERCHANGEABLE
Socket Assembly,plug-in Electron
Vicor Corp Dba Vicorpowercom
Cross-Reference Index
Part NumberManufacturer
18372 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
18372 PRIMARY Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN)
Related Parts
4320-01-400-2075INTERCHANGEABLE
HOUSING,LIQUID PUMP
5935-01-607-9454INTERCHANGEABLE
SOCKET ASSEMBLY,PLUG-IN ELECTRON
18372

Frequently Asked Questions

What is NSN 3120-00-448-6683?

NSN 3120-00-448-6683 is a Bushing,sleeve, manufactured by Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp., classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-448-6683?

NSN 3120-00-448-6683 has 2 cross-referenced part numbers: 18372 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 18372 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.).

What NSN replaces 3120-00-448-6683?

There are 2 known substitutes for 3120-00-448-6683: 4320-01-400-2075, 5935-01-607-9454. Verify interchangeability with system specifications before substitution.

What are the specifications of 18372?

Key specifications for 18372: Body Outside Diameter: 1.3765 INCHES MINIMUM AND 1.3775 INCHES MAXIMUM IN; Material: COPPER ALLOY OVERALL; Flange Width: 0.1180 INCHES MINIMUM AND 0.1220 INCHES MAXIMUM IN; Corner Shape: SQUARE ALL CORNERS. 9 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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