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Technical Data Sheet
40765-5 FIND NO 19 ✓ 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 RETAINER,PACKING is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, special_features: 3.50 IPS; 30 PSI, peripheral_diameter: 0.750 INCHES NOMINAL IN, center_hole_diameter: 0.765 INCHES NOMINAL IN, cross-sectional_height: 1.625 INCHES NOMINAL IN, end_item_identification: 3.5IN TRAC STYLE 'FR' LUBE OIL UNLOADING VALVE ASSY (4IN BORE) WITH MANUAL OVERIDE 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 5330-01-530-2769, 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
40765-5 FIND NO 19
NSN: 5330-01-530-2769
FSC: 5330
CAGE: 55378 — TRAC REGULATOR CO., INC. DBA TRAC REGULATOR CO INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
special_features3.50 IPS; 30 PSI
peripheral_diameter0.750 INCHES NOMINAL IN
center_hole_diameter0.765 INCHES NOMINAL IN
cross-sectional_height1.625 INCHES NOMINAL IN
end_item_identification3.5IN TRAC STYLE 'FR' LUBE OIL UNLOADING VALVE ASSY (4IN BORE) WITH MANUAL OVERIDE IN
cross-sectional_shape_styleFLANGE
flanged_body_outside_diameter1.234 INCHES NOMINAL IN
part_name_assigned_by_controlling_agencyGLAND, PACKING
NSN5330-01-530-2769
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 40765-5 FIND NO 19 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
FLANGED BODY OUTSIDE DIAMETER: 1.234 INCHES NOMINAL IN
MATERIAL: STEEL OVERALL
CENTER HOLE DIAMETER: 0.765 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLE: FLANGE
CROSS-SECTIONAL HEIGHT: 1.625 INCHES NOMINAL IN
PERIPHERAL DIAMETER: 0.750 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
FLANGED BODY OUTSIDE DIAMETER1.234 INCHES NOMINAL IN
SPECIAL FEATURES3.50 IPS; 30 PSI
MATERIALSTEEL OVERALL
CENTER HOLE DIAMETER0.765 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEFLANGE
CROSS-SECTIONAL HEIGHT1.625 INCHES NOMINAL IN
END ITEM IDENTIFICATION3.5IN TRAC STYLE 'FR' LUBE OIL UNLOADING VALVE ASSY (4IN BORE) WITH MANUAL OVERIDE IN
PERIPHERAL DIAMETER0.750 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYGLAND, PACKING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
117900Interchangeable
interchangeable cross-reference
interchangeable
74056633Interchangeable
interchangeable cross-reference
interchangeable
P278Interchangeable
interchangeable cross-reference
interchangeable
261FInterchangeable
interchangeable cross-reference
interchangeable
11790Interchangeable
interchangeable cross-reference
interchangeable
542-4327-005Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 40765-5 FIND NO 19?
40765-5 FIND NO 19 is a RETAINER,PACKING.
What parts can replace 40765-5 FIND NO 19?
There are 6 known substitutes for 40765-5 FIND NO 19: 117900, 74056633, P278 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 40765-5 FIND NO 19?
40765-5 FIND NO 19 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-530-2769. This indicates validated use in U.S. government and defense supply chains.
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