NSN 5340-00-971-4820 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-971-4820. Manufacturer of record part number: 3H8726.
Outside/top Flange Diameter: 1.370 INCHES MINIMUM AND 1.380 INCHES MAXIMUM IN
Material Hardness Rating: 50.0 DUROMETER NOMINAL
Hole Depth: 1.375 INCHES NOMINAL IN
Hole Diameter: 0.497 INCHES MINIMUM AND 0.507 INCHES MAXIMUM IN
2 manufacturer part numbers on file
Manufacturer of record: Caterpillar Inc Div Caterpillar Defense
Identification
NSN: 5340-00-971-4820
NIIN: 009714820
FSC: 5340 — Hardware, Commercial
FSG: 53 — Hardware and Abrasives
Primary part number: 3H8726
Manufacturer: Caterpillar Inc Div Caterpillar Defense
General Description
The Bumper, cataloged under National Stock Number 5340-00-971-4820, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 8 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
Technical Specifications
Parameter
Value
NSN
5340-00-971-4820
Primary Part Number
3H8726
Item Name
Bumper
FSC / FSG
5340 / 53 — Hardware, Commercial
Manufacturer
Caterpillar Inc Div Caterpillar Defense
Status
ACTIVE
Outside/top Flange Diameter
1.370 INCHES MINIMUM AND 1.380 INCHES MAXIMUM IN
Material Hardness Rating
50.0 DUROMETER NOMINAL
Hole Depth
1.375 INCHES NOMINAL IN
Hole Diameter
0.497 INCHES MINIMUM AND 0.507 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Criticality Code
X
Unit of Issue
EA
⇄Related Items8
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5940-01-231-161429713POSSIBLE MATCH
TERMINAL,LUG
Possible match (shared part number)Te Connectivity Corporation
5963-01-231-84595829114POSSIBLE MATCH
ELECTRONIC MODULE,STANDARDIZED
Possible match (shared part number)Naval Sea Systems Command
3040-01-252-265512180POSSIBLE MATCH
PARTS KIT,LINEAR ACTUATING CYLIN
Possible match (shared part number)Liftking Manufacturing Corp
5930-01-307-777812180POSSIBLE MATCH
SWITCH,SENSITIVE
Possible match (shared part number)Disan Engineering Corp
6675-01-443-909012180POSSIBLE MATCH
BUSHING,STEREOPLOTTER TRACING TA
Possible match (shared part number)Trimble Military and Advanced Systems, Inc. Dba Trimble Navigation
6240-01-459-326512180POSSIBLE MATCH
LAMP,METAL HALIDE
Possible match (shared part number)Venture Lighting International, Inc. Dba Venture Lighting Intl
6625-01-495-83081843-851POSSIBLE MATCH
VOLTMETER
Possible match (shared part number)Woodward, Inc.
5985-01-625-297312180POSSIBLE MATCH
ADAPTER,ANTENNA TO ANTENNA BASE
Possible match (shared part number)Trimble Inc Dba Trimble Navigation
Continental Tire the Americas, Llc Dba Continental Tires
Related Parts
5940-01-231-1614POSSIBLE MATCH
TERMINAL,LUG
29713
5963-01-231-8459POSSIBLE MATCH
ELECTRONIC MODULE,STANDARDIZED
5829114
3040-01-252-2655POSSIBLE MATCH
PARTS KIT,LINEAR ACTUATING CYLIN
12180
5930-01-307-7778POSSIBLE MATCH
SWITCH,SENSITIVE
12180
6675-01-443-9090POSSIBLE MATCH
BUSHING,STEREOPLOTTER TRACING TA
12180
6240-01-459-3265POSSIBLE MATCH
LAMP,METAL HALIDE
12180
6625-01-495-8308POSSIBLE MATCH
VOLTMETER
1843-851
5985-01-625-2973POSSIBLE MATCH
ADAPTER,ANTENNA TO ANTENNA BASE
12180
Frequently Asked Questions
What is NSN 5340-00-971-4820?
NSN 5340-00-971-4820 is a Bumper, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5340, Hardware, Commercial. Status: active.
What part numbers are listed for NSN 5340-00-971-4820?
NSN 5340-00-971-4820 has 2 manufacturer part numbers on file: 11602960 (U S Army Tank Automotive Command Amsta-Im-Mm), 3H8726 (Caterpillar Inc Div Caterpillar Defense).
What NSN replaces 5340-00-971-4820?
8 possible matches (shared part number, not a government interchangeability claim): 5940-01-231-1614, 5963-01-231-8459, 3040-01-252-2655. Verify interchangeability with system specifications before substitution.
What are the specifications of 3H8726?
Key specifications for 3H8726: Outside/top Flange Diameter: 1.370 INCHES MINIMUM AND 1.380 INCHES MAXIMUM IN; Material Hardness Rating: 50.0 DUROMETER NOMINAL; Hole Depth: 1.375 INCHES NOMINAL IN; Overall Length: 1.375 INCHES NOMINAL IN. 4 specifications are documented in the U.S. Government catalog.
Is NSN 5340-00-971-4820 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.