PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4952Bumper

Atlantic India Rubber Co Inc · NSN 5340-00-482-1681 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-482-1681 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-482-1681. Primary manufacturer part number: 4952.
Features
  • Bumper — FSC 5340
  • Hole Diameter: 0.150 INCHES NOMINAL IN
  • Material: RUBBER
  • First Counterbore Depth: 0.156 INCHES NOMINAL IN
  • Style Designator: DONUT TOP COUNTERBORED
  • First Counterbore Diameter: 0.312 INCHES NOMINAL IN
  • Outside/top Flange Diameter: 0.625 INCHES NOMINAL IN
  • 4 verified cross-references
Applications
  • Applications requiring Rubber construction
General Description

The Bumper, cataloged under National Stock Number 5340-00-482-1681, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Atlantic India Rubber Co Inc. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-00-482-1681
Primary Part Number4952
Item NameBumper
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerAtlantic India Rubber Co Inc
StatusACTIVE
Hole Diameter0.150 INCHES NOMINAL IN
MaterialRUBBER
First Counterbore Depth0.156 INCHES NOMINAL IN
Style DesignatorDONUT TOP COUNTERBORED
First Counterbore Diameter0.312 INCHES NOMINAL IN
Outside/top Flange Diameter0.625 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor5306-01-503-8036 (8310559)
HAZMATNo
Unit of IssueEA
Verified Substitutes 10
5306-01-503-80368310559 SUCCESSOR
Bolt,m5x25
Jlg Industries, Inc.
5340-01-717-258991221 SUCCESSOR
Handle,luggage
Aerovironment, Inc.
5975-00-053-30474952 INTERCHANGEABLE
Bushing,electrical Conductor
Aerocontrolex Group, Inc. Div Talley Actuators
6115-00-103-926791221 INTERCHANGEABLE
Trip,paddle
Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions
5905-00-468-70662688019 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
4820-00-534-67124952 INTERCHANGEABLE
Valve,linear,directional Control
Hydro-Aire Aerospace Corp
2805-00-979-6130988P INTERCHANGEABLE
Piston,internal Combustion Engin
Federal-Mogul Corp Government Sales Dept
5120-01-073-0386GS15965-1 INTERCHANGEABLE
Tool,special,wrench,spanner
Hamilton Sundstrand Corporation Dba Collins Aerospace
5998-01-152-9980 INTERCHANGEABLE
Circuit Card Assembly
6140-01-628-95334952 INTERCHANGEABLE
Battery,storage
Nikon Inc Dba Nikon Americas Inc
Cross-Reference Index
Part NumberManufacturer
91-221 Raytheon Company (USA)
91-221 Raytheon Company Div Corp (USA)
4952 PRIMARY Atlantic India Rubber Co Inc (USA)
91-221 Raytheon Company Dba Raytheon Co (USA)
Related Parts
SUCCESSOR 5306-01-503-8036 Bolt,m5x25 · 8310559
5340-01-717-2589SUCCESSOR
HANDLE,LUGGAGE
91221
5975-00-053-3047INTERCHANGEABLE
BUSHING,ELECTRICAL CONDUCTOR
4952
6115-00-103-9267INTERCHANGEABLE
TRIP,PADDLE
91221
5905-00-468-7066INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
2688019
4820-00-534-6712INTERCHANGEABLE
VALVE,LINEAR,DIRECTIONAL CONTROL
4952
2805-00-979-6130INTERCHANGEABLE
PISTON,INTERNAL COMBUSTION ENGIN
988P
5120-01-073-0386INTERCHANGEABLE
TOOL,SPECIAL,WRENCH,SPANNER
GS15965-1
5998-01-152-9980INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
6140-01-628-9533INTERCHANGEABLE
BATTERY,STORAGE
4952

Frequently Asked Questions

What is NSN 5340-00-482-1681?

NSN 5340-00-482-1681 is a Bumper, manufactured by Atlantic India Rubber Co Inc, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-00-482-1681?

NSN 5340-00-482-1681 has 4 cross-referenced part numbers: 91-221 (Raytheon Company), 91-221 (Raytheon Company Div Corp), 4952 (Atlantic India Rubber Co Inc), 91-221 (Raytheon Company Dba Raytheon Co).

What NSN replaces 5340-00-482-1681?

There are 10 known substitutes for 5340-00-482-1681: 5306-01-503-8036, 5340-01-717-2589, 5975-00-053-3047 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4952?

Key specifications for 4952: Overall Height: 0.437 INCHES NOMINAL IN; Hole Diameter: 0.150 INCHES NOMINAL IN; Material: RUBBER; First Counterbore Depth: 0.156 INCHES NOMINAL IN. 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