PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2458Bumper

Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron · NSN 5340-01-273-4695 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-273-4695 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-273-4695. Primary manufacturer part number: 2458.
Features
  • Bumper — FSC 5340
  • Material: RUBBER BUTADIENE-STYRENE CLASS SBR
  • Outside/top Flange Diameter: 0.719 INCHES NOMINAL IN
  • Style Designator: FLAT TOP COUNTERBORED
  • Material Hardness Rating: 40.0 DUROMETER MINIMUM AND 80.0 DUROMETER MAXIMUM
  • First Counterbore Diameter: 0.219 INCHES NOMINAL IN
  • First Counterbore Depth: 0.250 INCHES NOMINAL IN
  • Hole Diameter: 0.094 INCHES NOMINAL IN
Applications
  • Applications requiring Rubber Butadiene-Styrene Class Sbr construction
General Description

The Bumper, cataloged under National Stock Number 5340-01-273-4695, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-01-273-4695
Primary Part Number2458
Item NameBumper
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerHalsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
StatusACTIVE
MaterialRUBBER BUTADIENE-STYRENE CLASS SBR
Outside/top Flange Diameter0.719 INCHES NOMINAL IN
Style DesignatorFLAT TOP COUNTERBORED
Material Hardness Rating40.0 DUROMETER MINIMUM AND 80.0 DUROMETER MAXIMUM
First Counterbore Diameter0.219 INCHES NOMINAL IN
First Counterbore Depth0.250 INCHES NOMINAL IN
Hole Diameter0.094 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 12
5210-00-221-2087 INTERCHANGEABLE
Gage,telescoping
5950-00-230-863010669408 INTERCHANGEABLE
Transformer,power
Us Army Aviation and Missile Command
5330-00-338-14892-458E540-80 INTERCHANGEABLE
Packing,preformed
Parker-Hannifin Corp Div O-Ring Division
5330-00-395-12382458 INTERCHANGEABLE
Gasket
Champion Aerospace Llc
6145-00-889-80707104-TC INTERCHANGEABLE
Cable,telephone
Almo Wire & Cable, Inc.
5815-01-083-8638 INTERCHANGEABLE
Driver,board
2530-01-090-66793951-2 INTERCHANGEABLE
Tie Rod End,steering
Pdi Ground Support Systems, Inc.
4820-01-313-27942458 INTERCHANGEABLE
Diaphragm,valve,flat
Lawler Manufacturing Company, Inc.
6680-01-343-40332458 INTERCHANGEABLE
Indicator,sight,liquid
Clark-Reliance Llc Dba Jacoby-Tarbox
4720-01-435-0967245-8 INTERCHANGEABLE
Hose,nonmetallic
Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division
Cross-Reference Index
Part NumberManufacturer
2458 PRIMARY Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron (USA)
ES9611-02 Drs Sustainment Systems Inc (USA)
2458 Drs Sustainment Systems Inc (USA)
2458 Dialight Corporation (USA)
2458 Drs Sustainment Systems, Inc. (USA)
ES9611-02 Drs Sustainment Systems, Inc. (USA)
Related Parts
5210-00-221-2087INTERCHANGEABLE
GAGE,TELESCOPING
5950-00-230-8630INTERCHANGEABLE
TRANSFORMER,POWER
10669408
5330-00-338-1489INTERCHANGEABLE
PACKING,PREFORMED
2-458E540-80
5330-00-395-1238INTERCHANGEABLE
GASKET
2458
6145-00-889-8070INTERCHANGEABLE
CABLE,TELEPHONE
7104-TC
5815-01-083-8638INTERCHANGEABLE
DRIVER,BOARD
2530-01-090-6679INTERCHANGEABLE
TIE ROD END,STEERING
3951-2
4820-01-313-2794INTERCHANGEABLE
DIAPHRAGM,VALVE,FLAT
2458
6680-01-343-4033INTERCHANGEABLE
INDICATOR,SIGHT,LIQUID
2458
4720-01-435-0967INTERCHANGEABLE
HOSE,NONMETALLIC
245-8
6680-01-458-1102INTERCHANGEABLE
INDICATOR,SIGHT,LIQUID
2458-020
5640-01-517-4415INTERCHANGEABLE
INSULATION SLEEVING,THERMAL

Frequently Asked Questions

What is NSN 5340-01-273-4695?

NSN 5340-01-273-4695 is a Bumper, manufactured by Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-273-4695?

NSN 5340-01-273-4695 has 6 cross-referenced part numbers: 2458 (Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron), ES9611-02 (Drs Sustainment Systems Inc), 2458 (Drs Sustainment Systems Inc), 2458 (Dialight Corporation), 2458 (Drs Sustainment Systems, Inc.) and 1 more.

What NSN replaces 5340-01-273-4695?

There are 12 known substitutes for 5340-01-273-4695: 5210-00-221-2087, 5950-00-230-8630, 5330-00-338-1489 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2458?

Key specifications for 2458: Material: RUBBER BUTADIENE-STYRENE CLASS SBR; Outside/top Flange Diameter: 0.719 INCHES NOMINAL IN; Overall Height: 0.531 INCHES NOMINAL IN; Style Designator: FLAT TOP COUNTERBORED. 8 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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