PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2640-384X1PC22Bumper

Electric Boat Corporation Div General Dynamics Electric Boat · NSN 5340-00-105-8306 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-105-8306 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-105-8306. Primary manufacturer part number: 2640-384X1PC22.
Features
  • Bumper — FSC 5340
  • Material: RUBBER
  • Outside/top Flange Diameter: 0.812 INCHES NOMINAL IN
  • Material Hardness Rating: 75.0 DUROMETER MINIMUM AND 85.0 DUROMETER MAXIMUM
  • Style Designator: FLAT TOP COUNTERBORED
  • First Counterbore Depth: 0.281 INCHES NOMINAL IN
  • First Counterbore Diameter: 0.375 INCHES NOMINAL IN
  • Hole Diameter: 0.219 INCHES NOMINAL IN
Applications
  • Applications requiring Rubber construction
General Description

The Bumper, cataloged under National Stock Number 5340-00-105-8306, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Electric Boat Corporation Div General Dynamics Electric Boat. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-00-105-8306
Primary Part Number2640-384X1PC22
Item NameBumper
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerElectric Boat Corporation Div General Dynamics Electric Boat
StatusACTIVE
MaterialRUBBER
Outside/top Flange Diameter0.812 INCHES NOMINAL IN
Material Hardness Rating75.0 DUROMETER MINIMUM AND 85.0 DUROMETER MAXIMUM
Style DesignatorFLAT TOP COUNTERBORED
First Counterbore Depth0.281 INCHES NOMINAL IN
First Counterbore Diameter0.375 INCHES NOMINAL IN
Hole Diameter0.219 INCHES NOMINAL IN
Material Document and ClassificationMIL-R-6855, CLASS 2 MIL SPEC SINGLE MATERIAL RESPONSE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 8
5905-00-107-0656 INTERCHANGEABLE
Resistor,fixed,composition
5133-00-189-9276 INTERCHANGEABLE
Drill,twist
5915-00-812-4135241-0276-000 INTERCHANGEABLE
Filter,radio Frequency Interfere
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5930-01-106-3949 INTERCHANGEABLE
Switch,push
5330-01-173-483401121 INTERCHANGEABLE
Packing Assortment,preformed
Stanley Black & Decker, Inc. Dba Stanley Hydraulic Tools Div Stanley Hydraulic Tools
5930-01-180-171101-121 INTERCHANGEABLE
Push Button
Abb As Transformers/high Voltage Products
5950-01-416-2207 INTERCHANGEABLE
Coil,distilling App
4720-01-496-600101121 INTERCHANGEABLE
Hose Assembly,nonmetallic
Tru-Hitch, Inc.
Cross-Reference Index
Part NumberManufacturer
2640-384X1REVRPC37 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
01121 Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA)
2640-381X1PC22 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
2640-384X1PC22 PRIMARY Electric Boat Corporation Div General Dynamics Electric Boat (USA)
SS845-2050939PC22 Naval Ship Systems Command (USA)
Related Parts
5905-00-107-0656INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
5133-00-189-9276INTERCHANGEABLE
DRILL,TWIST
5915-00-812-4135INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
241-0276-000
5930-01-106-3949INTERCHANGEABLE
SWITCH,PUSH
5330-01-173-4834INTERCHANGEABLE
PACKING ASSORTMENT,PREFORMED
01121
5930-01-180-1711INTERCHANGEABLE
PUSH BUTTON
01-121
5950-01-416-2207INTERCHANGEABLE
COIL,DISTILLING APP
4720-01-496-6001INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
01121

Frequently Asked Questions

What is NSN 5340-00-105-8306?

NSN 5340-00-105-8306 is a Bumper, manufactured by Electric Boat Corporation Div General Dynamics Electric Boat, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-00-105-8306?

NSN 5340-00-105-8306 has 5 cross-referenced part numbers: 2640-384X1REVRPC37 (Electric Boat Corporation Div General Dynamics Electric Boat), 01121 (Defense Logistics Agency Dba Defense Supply Center Philadelphia), 2640-381X1PC22 (Electric Boat Corporation Div General Dynamics Electric Boat), 2640-384X1PC22 (Electric Boat Corporation Div General Dynamics Electric Boat), SS845-2050939PC22 (Naval Ship Systems Command).

What NSN replaces 5340-00-105-8306?

There are 8 known substitutes for 5340-00-105-8306: 5905-00-107-0656, 5133-00-189-9276, 5915-00-812-4135 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2640-384X1PC22?

Key specifications for 2640-384X1PC22: Material: RUBBER; Outside/top Flange Diameter: 0.812 INCHES NOMINAL IN; Material Hardness Rating: 75.0 DUROMETER MINIMUM AND 85.0 DUROMETER MAXIMUM; Style Designator: FLAT TOP COUNTERBORED. 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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