PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

81609Bushing,sleeve

DP Manufacturing Inc. · NSN 3120-01-347-9970 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-01-347-9970 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-347-9970. Primary manufacturer part number: 81609.
Features
  • Bushing,sleeve — FSC 3120
  • Body Inside Diameter: 2.5000 INCHES NOMINAL IN
  • Body Outside Diameter: 2.7500 INCHES NOMINAL IN
  • Material: COPPER ALLOY OVERALL
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Corner Shape: SQUARE ALL CORNERS
  • 2 verified cross-references
  • Primary manufacturer: DP Manufacturing Inc.
Applications
  • Applications requiring Copper Alloy Overall construction
General Description

The Bushing,sleeve, cataloged under National Stock Number 3120-01-347-9970, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is DP Manufacturing Inc.. Government technical data includes 5 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-01-347-9970
Primary Part Number81609
Item NameBushing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerDP Manufacturing Inc.
StatusACTIVE
Body Inside Diameter2.5000 INCHES NOMINAL IN
Body Outside Diameter2.7500 INCHES NOMINAL IN
MaterialCOPPER ALLOY OVERALL
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Corner ShapeSQUARE ALL CORNERS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5360-00-059-761981609 INTERCHANGEABLE
Spring,helical,compression
Hydro-Aire Aerospace Corp
5815-00-125-830981609 INTERCHANGEABLE
Guard
Telemechanics Inc
3120-01-097-8878MA268A-21052 INTERCHANGEABLE
Bearing,sleeve
Am General Llc
2590-01-188-858681609 INTERCHANGEABLE
Valve,winch Brake
Paccar Winch Inc Dba Paccar Winch Division
5120-01-335-1155 INTERCHANGEABLE
Crowfoot Attachment,socket Wrenc
5305-01-377-928881611 INTERCHANGEABLE
Screw,machine
Exceltec Intl Corp
6150-01-684-607581609 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Aerovironment, Inc. Dba Aerovironment Inc
Cross-Reference Index
Part NumberManufacturer
81609 PRIMARY DP Manufacturing Inc. (USA)
81609 DP Mfg Inc (USA)
Related Parts
5360-00-059-7619INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
81609
5815-00-125-8309INTERCHANGEABLE
GUARD
81609
3120-01-097-8878INTERCHANGEABLE
BEARING,SLEEVE
MA268A-21052
2590-01-188-8586INTERCHANGEABLE
VALVE,WINCH BRAKE
81609
5120-01-335-1155INTERCHANGEABLE
CROWFOOT ATTACHMENT,SOCKET WRENC
5305-01-377-9288INTERCHANGEABLE
SCREW,MACHINE
81611
6150-01-684-6075INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
81609

Frequently Asked Questions

What is NSN 3120-01-347-9970?

NSN 3120-01-347-9970 is a Bushing,sleeve, manufactured by DP Manufacturing Inc., classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-01-347-9970?

NSN 3120-01-347-9970 has 2 cross-referenced part numbers: 81609 (DP Manufacturing Inc.), 81609 (DP Mfg Inc).

What NSN replaces 3120-01-347-9970?

There are 7 known substitutes for 3120-01-347-9970: 5360-00-059-7619, 5815-00-125-8309, 3120-01-097-8878 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 81609?

Key specifications for 81609: Body Inside Diameter: 2.5000 INCHES NOMINAL IN; Body Outside Diameter: 2.7500 INCHES NOMINAL IN; Material: COPPER ALLOY OVERALL; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES. 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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