Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW
The SEAL,PLAIN ENCASED is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC SEALING ELEMENT, case_style: SQUARE, seal_width: 0.313 INCHES NOMINAL IN, housing_bore_diameter: 1.750 INCHES NOMINAL IN, sealing_element_style: ANGULAR, end_item_identification: MODEL 721 SINGLE REDUCTION WORM GEAR SPEED REDUCER. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System under NSN 5330-01-473-1736, 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
F721-30-B5-G2 P/N 16
NSN:5330-01-473-1736 FSC:5330 CAGE:71041 — ALTRA INDUSTRIAL MOTION CORP. (USA)
SPECIFICATIONS
material
RUBBER SYNTHETIC SEALING ELEMENT
case_style
SQUARE
seal_width
0.313 INCHES NOMINAL IN
housing_bore_diameter
1.750 INCHES NOMINAL IN
sealing_element_style
ANGULAR
end_item_identification
MODEL 721 SINGLE REDUCTION WORM GEAR SPEED REDUCER
accommodated_shaft_diameter
0.813 INCHES NOMINAL IN
part_name_assigned_by_controlling_agency
INPUT OIL SEAL
NSN
5330-01-473-1736
COMPONENT DIAGRAM
KEY FEATURES
•
ACCOMMODATED SHAFT DIAMETER: 0.813 INCHES NOMINAL IN
•
SEAL WIDTH: 0.313 INCHES NOMINAL IN
•
CASE STYLE: SQUARE
•
SEALING ELEMENT STYLE: ANGULAR
•
HOUSING BORE DIAMETER: 1.750 INCHES NOMINAL IN
•
MATERIAL: STEEL CASE
TECHNICAL CHARACTERISTICS
ACCOMMODATED SHAFT DIAMETER
0.813 INCHES NOMINAL IN
SEAL WIDTH
0.313 INCHES NOMINAL IN
CASE STYLE
SQUARE
END ITEM IDENTIFICATION
MODEL 721 SINGLE REDUCTION WORM GEAR SPEED REDUCER
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FREQUENTLY ASKED QUESTIONS
What is F721-30-B5-G2 P/N 16?
F721-30-B5-G2 P/N 16 is a SEAL,PLAIN ENCASED.
What parts can replace F721-30-B5-G2 P/N 16?
There are 5 known substitutes for F721-30-B5-G2 P/N 16: 55336, A1805J244, N21009B and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for F721-30-B5-G2 P/N 16?
F721-30-B5-G2 P/N 16 is cataloged in the Federal Logistics Information System under NSN 5330-01-473-1736. This indicates validated use in U.S. government and defense supply chains.
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