PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

ST1Bushing,sleeve

Circor Naval Solutions Llc Dba Warren Pumps · NSN 3120-00-339-2700 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-339-2700 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-339-2700. Primary manufacturer part number: ST1.
Features
  • Bushing,sleeve — FSC 3120
  • Body Inside Diameter: 1.1250 INCHES NOMINAL IN
  • Body Outside Diameter: 1.3750 INCHES NOMINAL IN
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Material: COPPER ALLOY OVERALL
  • Corner Shape: SQUARE ALL CORNERS
  • 41 verified cross-references
  • Primary manufacturer: Circor Naval Solutions Llc Dba Warren Pumps
Applications
  • Applications requiring Copper Alloy Overall construction
General Description

The Bushing,sleeve, cataloged under National Stock Number 3120-00-339-2700, 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 41 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-339-2700
Primary Part NumberST1
Item NameBushing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerCircor Naval Solutions Llc Dba Warren Pumps
StatusACTIVE
Body Inside Diameter1.1250 INCHES NOMINAL IN
Body Outside Diameter1.3750 INCHES NOMINAL IN
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
MaterialCOPPER ALLOY OVERALL
Corner ShapeSQUARE ALL CORNERS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5961-00-057-19611N2630 INTERCHANGEABLE
Semiconductor Device,diode
General Semiconductor Inc
5975-00-785-6394 INTERCHANGEABLE
Box Connector,electrical
5930-01-035-811810667886-6 INTERCHANGEABLE
Switch,toggle
Us Army Aviation and Missile Command
2815-01-069-3278ST1 INTERCHANGEABLE
Power Unit,diesel
Elliott Machine Works Inc
4910-01-070-7863 INTERCHANGEABLE
Stop,air Hose Reel
5310-01-098-9978 INTERCHANGEABLE
Washer,spring Tension
5920-01-200-66552410-05-0009 INTERCHANGEABLE
Fuseholder Subassembly
Wavetek Rf Products, Inc
6920-01-396-5910ST-1 INTERCHANGEABLE
Target Frame,single
Windcrest Llc
7310-01-538-4455 INTERCHANGEABLE
Toaster,electric
4210-01-613-6144MP10097/6101 REV V ITEM 80 INTERCHANGEABLE
Detector,smoke Alar
Waytech Construction, Inc
Cross-Reference Index
Part NumberManufacturer
DD364S47-171PC353 Naval Ship Systems Command (USA)
CL40S47-60ALT1PC353 Naval Ship Systems Command (USA)
DD356S47-042PC353 Naval Ship Systems Command (USA)
CL40S47-61ALT1PC353 Naval Ship Systems Command (USA)
BS748PC106 Circor Naval Solutions Llc Dba Warren Pumps (USA)
BS652CPC353 Circor Naval Solutions Llc Dba Warren Pumps (USA)
BS1102PC106 Circor Naval Solutions Llc Dba Warren Pumps (USA)
ST1 PRIMARY Circor Naval Solutions Llc Dba Warren Pumps (USA)
BS777PC106 Circor Naval Solutions Llc Dba Warren Pumps (USA)
BS652EPC353 Circor Naval Solutions Llc Dba Warren Pumps (USA)
BS649DPC353 Circor Naval Solutions Llc Dba Warren Pumps (USA)
CL40S47-58ALT1PC353 Naval Ship Systems Command (USA)
DD364S47-178ALT1PC353 Naval Ship Systems Command (USA)
BS747PC106 Circor Naval Solutions Llc Dba Warren Pumps (USA)
BS649APC353 PRIMARY Circor Naval Solutions Llc Dba Warren Pumps (USA)
BS652APC353 Circor Naval Solutions Llc Dba Warren Pumps (USA)
BS778PC106 Circor Naval Solutions Llc Dba Warren Pumps (USA)
BB55S47-4ALT2PC106 Circor Naval Solutions Llc Dba Warren Pumps (USA)
BS649PC353 Circor Naval Solutions Llc Dba Warren Pumps (USA)
BS649CPC353 Circor Naval Solutions Llc Dba Warren Pumps (USA)
Related Parts
5961-00-057-1961INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
1N2630
5975-00-785-6394INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
5930-01-035-8118INTERCHANGEABLE
SWITCH,TOGGLE
10667886-6
2815-01-069-3278INTERCHANGEABLE
POWER UNIT,DIESEL
ST1
4910-01-070-7863INTERCHANGEABLE
STOP,AIR HOSE REEL
5310-01-098-9978INTERCHANGEABLE
WASHER,SPRING TENSION
5920-01-200-6655INTERCHANGEABLE
FUSEHOLDER SUBASSEMBLY
2410-05-0009
6920-01-396-5910INTERCHANGEABLE
TARGET FRAME,SINGLE
ST-1
7310-01-538-4455INTERCHANGEABLE
TOASTER,ELECTRIC
4210-01-613-6144INTERCHANGEABLE
DETECTOR,SMOKE ALAR
MP10097/6101 REV V ITEM 80
5895-01-687-2929INTERCHANGEABLE
SUPPLEMENTARY EQUIPMENT,ELECTRON
ST1

Frequently Asked Questions

What is NSN 3120-00-339-2700?

NSN 3120-00-339-2700 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 3120-00-339-2700?

NSN 3120-00-339-2700 has 41 cross-referenced part numbers: DD364S47-171PC353 (Naval Ship Systems Command), CL40S47-60ALT1PC353 (Naval Ship Systems Command), DD356S47-042PC353 (Naval Ship Systems Command), CL40S47-61ALT1PC353 (Naval Ship Systems Command), BS748PC106 (Circor Naval Solutions Llc Dba Warren Pumps) and 36 more.

What NSN replaces 3120-00-339-2700?

There are 11 known substitutes for 3120-00-339-2700: 5961-00-057-1961, 5975-00-785-6394, 5930-01-035-8118 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of ST1?

Key specifications for ST1: Body Inside Diameter: 1.1250 INCHES NOMINAL IN; Body Outside Diameter: 1.3750 INCHES NOMINAL IN; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Material: COPPER ALLOY OVERALL. 6 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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