PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4123Bumper

Atlantic India Rubber Co Inc · NSN 5340-00-905-5051 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-905-5051 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-905-5051. Primary manufacturer part number: 4123.
Features
  • Bumper — FSC 5340
  • Material: RUBBER SYNTHETIC
  • Top Flange Width: 0.172 INCHES NOMINAL IN
  • Color: BLACK
  • Groove Diameter: 0.187 INCHES NOMINAL IN
  • Bottom Flange Width: 0.109 INCHES NOMINAL IN
  • Bottom Flange Diameter: 0.312 INCHES NOMINAL IN
  • Style Designator: DOUBLE FLANGE
Applications
  • Applications requiring Rubber Synthetic construction
General Description

The Bumper, cataloged under National Stock Number 5340-00-905-5051, 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 8 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5340-00-905-5051
Primary Part Number4123
Item NameBumper
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerAtlantic India Rubber Co Inc
StatusACTIVE
MaterialRUBBER SYNTHETIC
Top Flange Width0.172 INCHES NOMINAL IN
ColorBLACK
Groove Diameter0.187 INCHES NOMINAL IN
Bottom Flange Width0.109 INCHES NOMINAL IN
Bottom Flange Diameter0.312 INCHES NOMINAL IN
Style DesignatorDOUBLE FLANGE
Outside/top Flange Diameter0.375 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5330-00-154-8370 INTERCHANGEABLE
Seal,plain Encased
4730-00-476-7134417-010 INTERCHANGEABLE
Elbow,pipe
Nibco Inc Chemtrol Div
4933-00-971-5917412-3 INTERCHANGEABLE
Arm Assembly
Keysight Technologies Inc
5305-01-030-1745 INTERCHANGEABLE
Screw,machine
5930-01-092-4888412-3 INTERCHANGEABLE
Switch,rotary
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
5905-01-128-1038 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
1630-01-169-7025412-3 INTERCHANGEABLE
Pressure Plate and
Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes)
6515-01-234-09494123 INTERCHANGEABLE
Bag,ostomy
Hollister Inc
5440-01-266-42734123 INTERCHANGEABLE
Outrigger,scaffold
Werner Co Dba Werner Extruded Products Co
4330-01-273-58574123 INTERCHANGEABLE
Filtering Disk,fluid
Perry Filters Inc
Cross-Reference Index
Part NumberManufacturer
4123 PRIMARY Atlantic India Rubber Co Inc (USA)
Related Parts
5330-00-154-8370INTERCHANGEABLE
SEAL,PLAIN ENCASED
4730-00-476-7134INTERCHANGEABLE
ELBOW,PIPE
417-010
4933-00-971-5917INTERCHANGEABLE
ARM ASSEMBLY
412-3
5305-01-030-1745INTERCHANGEABLE
SCREW,MACHINE
5930-01-092-4888INTERCHANGEABLE
SWITCH,ROTARY
412-3
5905-01-128-1038INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
1630-01-169-7025INTERCHANGEABLE
PRESSURE PLATE AND
412-3
6515-01-234-0949INTERCHANGEABLE
BAG,OSTOMY
4123
5440-01-266-4273INTERCHANGEABLE
OUTRIGGER,SCAFFOLD
4123
4330-01-273-5857INTERCHANGEABLE
FILTERING DISK,FLUID
4123
6145-01-412-7499INTERCHANGEABLE
CABLE,RADIO FREQUENCY
5340-01-596-7733INTERCHANGEABLE
PLUG,EXPANSION
41-23

Frequently Asked Questions

What is NSN 5340-00-905-5051?

NSN 5340-00-905-5051 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 5340-00-905-5051?

NSN 5340-00-905-5051 has 1 cross-referenced part number: 4123 (Atlantic India Rubber Co Inc).

What NSN replaces 5340-00-905-5051?

There are 12 known substitutes for 5340-00-905-5051: 5330-00-154-8370, 4730-00-476-7134, 4933-00-971-5917 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4123?

Key specifications for 4123: Material: RUBBER SYNTHETIC; Top Flange Width: 0.172 INCHES NOMINAL IN; Color: BLACK; Overall Height: 0.344 INCHES NOMINAL IN. 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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