Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW
RETAINER,HELICAL COMPRESSION SPR. Key specifications include material: STEEL, overall_height: 0.420 INCHES MINIMUM AND 0.430 INCHES MAXIMUM IN, flange_diameter: 0.557 INCHES MINIMUM AND 0.567 INCHES MAXIMUM IN, flange_thickness: 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN, style_designator: IRREGULAR, body_inside_diameter: 0.191 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-786-1550, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.
Verify compatibility with your specific system configuration before ordering.
WHERE IT FITS
304743R1
NSN:5340-00-786-1550 FSC:5340 CAGE:29510 — KOMATSU AMERICAN INTL CO (USA)
SPECIFICATIONS
material
STEEL
overall_height
0.420 INCHES MINIMUM AND 0.430 INCHES MAXIMUM IN
flange_diameter
0.557 INCHES MINIMUM AND 0.567 INCHES MAXIMUM IN
flange_thickness
0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN
style_designator
IRREGULAR
body_inside_diameter
0.191 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN
body_outside_diameter
0.440 INCHES MINIMUM AND 0.445 INCHES MAXIMUM IN
casehardening_indicator
CASEHARDENED
material_document_and_classification
LEDLOY MFR REF SINGLE MATERIAL RESPONSE
NSN
5340-00-786-1550
COMPONENT DIAGRAM
KEY FEATURES
•
CASEHARDENING INDICATOR: CASEHARDENED
•
MATERIAL: STEEL
•
BODY INSIDE DIAMETER: 0.191 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN
•
FLANGE THICKNESS: 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: LEDLOY MFR REF SINGLE MATERIAL RESPONSE
•
STYLE DESIGNATOR: IRREGULAR
•
BODY OUTSIDE DIAMETER: 0.440 INCHES MINIMUM AND 0.445 INCHES MAXIMUM IN
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FREQUENTLY ASKED QUESTIONS
What is 304743R1?
304743R1 is a RETAINER,HELICAL COMPRESSION SPR.
What parts can replace 304743R1?
There are 15 known substitutes for 304743R1: 1325, 150 J, 44180 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 304743R1?
304743R1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-786-1550. This indicates validated use in U.S. government and defense supply chains.
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