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Technical Data Sheet
FB8773 ✓ Verified by PartsTable
· ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The PACKING WITH RETAINER is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC PACKING, construction: ONE-PIECE, outside_diameter: 2.016 INCHES NOMINAL IN, retainer_thickness: 0.134 INCHES NOMINAL IN, packing_inside_diameter: 1.300 INCHES NOMINAL IN, retainer_inside_diameter: 1.385 INCHES NOMINAL 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 5330-00-411-9791, 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
FB8773
NSN: 5330-00-411-9791
FSC: 5330
CAGE: 28718 — THE HILLIARD CORP (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC PACKING
constructionONE-PIECE
outside_diameter2.016 INCHES NOMINAL IN
retainer_thickness0.134 INCHES NOMINAL IN
packing_inside_diameter1.300 INCHES NOMINAL IN
retainer_inside_diameter1.385 INCHES NOMINAL IN
NSN5330-00-411-9791
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: FB8773 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
PACKING INSIDE DIAMETER: 1.300 INCHES NOMINAL IN
MATERIAL: STEEL RETAINER
OUTSIDE DIAMETER: 2.016 INCHES NOMINAL IN
RETAINER INSIDE DIAMETER: 1.385 INCHES NOMINAL IN
RETAINER THICKNESS: 0.134 INCHES NOMINAL IN
CONSTRUCTION: ONE-PIECE
TECHNICAL CHARACTERISTICS (FLIS)
PACKING INSIDE DIAMETER1.300 INCHES NOMINAL IN
MATERIALSTEEL RETAINER
MATERIALRUBBER SYNTHETIC PACKING
OUTSIDE DIAMETER2.016 INCHES NOMINAL IN
RETAINER INSIDE DIAMETER1.385 INCHES NOMINAL IN
RETAINER THICKNESS0.134 INCHES NOMINAL IN
CONSTRUCTIONONE-PIECE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
53180Interchangeable
interchangeable cross-reference
interchangeable
110 1-1/4Interchangeable
interchangeable cross-reference
interchangeable
20116Interchangeable
interchangeable cross-reference
interchangeable
144127Interchangeable
interchangeable cross-reference
interchangeable
MPR9484-3A1-22Interchangeable
interchangeable cross-reference
interchangeable
221-1375Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FB8773?
FB8773 is a PACKING WITH RETAINER.
What parts can replace FB8773?
There are 8 known substitutes for FB8773: 53180, 110 1-1/4, 20116 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for FB8773?
FB8773 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-411-9791. This indicates validated use in U.S. government and defense supply chains.
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