Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW
The INSERT,ENGINE VALVE SEAT is a the manufacturer industrial component. Key specifications include end_item_identification: DIESEL FUEL FILTRATION, part_name_assigned_by_controlling_agency: LID. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-254-9944, 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
30553
NSN:5330-00-254-9944 FSC:5330 CAGE:08219 — STONE SAFETY CORP (USA)
SPECIFICATIONS
end_item_identification
DIESEL FUEL FILTRATION
part_name_assigned_by_controlling_agency
LID
NSN
5330-00-254-9944
COMPONENT DIAGRAM
KEY FEATURES
•
APERTURE LENGTH: 5.125 INCHES NOMINAL IN
•
STYLE DESIGNATOR: NON-CIRCULAR
•
OUTSIDE EDGE TO BOLT HOLE CENTER DISTANCE ALONG LENGTH: 0.500 INCHES NOMINAL IN
•
CROSS-SECTIONAL THICKNESS: 0.250 INCHES NOMINAL IN
•
APERTURE WIDTH: 3.500 INCHES NOMINAL IN
•
HARDNESS RATING: 50.0 SHORE DUROMETER A MAXIMUM OVERALL
•
BOLT HOLE QUANTITY: 4
•
HOLE DIAMETER: 0.344 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
TECHNICAL CHARACTERISTICS (FLIS)
APERTURE LENGTH
5.125 INCHES NOMINAL IN
STYLE DESIGNATOR
NON-CIRCULAR
OUTSIDE EDGE TO BOLT HOLE CENTER DISTANCE ALONG LENGTH
0.500 INCHES NOMINAL IN
CROSS-SECTIONAL THICKNESS
0.250 INCHES NOMINAL IN
APERTURE WIDTH
3.500 INCHES NOMINAL IN
HARDNESS RATING
50.0 SHORE DUROMETER A MAXIMUM OVERALL
BOLT HOLE QUANTITY
4
HOLE DIAMETER
0.344 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
OUTSIDE EDGE TO BOLT HOLE CENTER DISTANCE ALONG WIDTH
0.500 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION
MIL-R-15624 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
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FREQUENTLY ASKED QUESTIONS
What is 30553?
30553 is a INSERT,ENGINE VALVE SEAT.
What parts can replace 30553?
There are 19 known substitutes for 30553: 68049, 436MRL-25, 1631M and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 30553?
30553 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-254-9944. This indicates validated use in U.S. government and defense supply chains.
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