PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SY7Bushing,sleeve

Circor Naval Solutions Llc Dba Warren Pumps · NSN 3120-00-218-4288 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-218-4288 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-218-4288. Primary manufacturer part number: SY7.
Features
  • Bushing,sleeve — FSC 3120
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Material: STEEL OVERALL
  • Corner Shape: SQUARE ALL CORNERS
  • Body Outside Diameter: 1.7500 INCHES NOMINAL IN
  • Body Inside Diameter: 1.4375 INCHES NOMINAL IN
  • 1 verified cross-reference
  • Primary manufacturer: Circor Naval Solutions Llc Dba Warren Pumps
Applications
  • Applications requiring Steel Overall construction
General Description

The Bushing,sleeve, cataloged under National Stock Number 3120-00-218-4288, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Circor Naval Solutions Llc Dba Warren Pumps. Government technical data includes 5 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-218-4288
Primary Part NumberSY7
Item NameBushing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerCircor Naval Solutions Llc Dba Warren Pumps
StatusACTIVE
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
MaterialSTEEL OVERALL
Corner ShapeSQUARE ALL CORNERS
Body Outside Diameter1.7500 INCHES NOMINAL IN
Body Inside Diameter1.4375 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4510-01-280-4224TA-10 INTERCHANGEABLE
Stem Assembly,faucet
Symmons Industries Inc
Cross-Reference Index
Part NumberManufacturer
SY7 PRIMARY Circor Naval Solutions Llc Dba Warren Pumps (USA)
Related Parts
4510-01-280-4224INTERCHANGEABLE
STEM ASSEMBLY,FAUCET
TA-10

Frequently Asked Questions

What is NSN 3120-00-218-4288?

NSN 3120-00-218-4288 is a Bushing,sleeve, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-218-4288?

NSN 3120-00-218-4288 has 1 cross-referenced part number: SY7 (Circor Naval Solutions Llc Dba Warren Pumps).

What NSN replaces 3120-00-218-4288?

There is 1 known substitute for 3120-00-218-4288: 4510-01-280-4224. Verify interchangeability with system specifications before substitution.

What are the specifications of SY7?

Key specifications for SY7: Special Features: W/4 HOLES,0.406 IN.DIA AND 5 HOLES,0.281 IN.DIA THRU OD IN; Overall Length: 6.3750 INCHES NOMINAL IN; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Material: STEEL OVERALL. 7 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com