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Technical Data Sheet
75-G-BU ✓ 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 GASKET is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL, outside_diameter: 1.375 INCHES NOMINAL IN, special_features: ONE BLUE COLOR CODE STRIPE ON O.D. OF GASKET, style_designator: CIRCULAR, aperture_diameter: 0.875 INCHES NOMINAL IN, end_item_identification: DECONTAMINATING APPARATUS,4320-01-445-5604.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-493-4086, 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
75-G-BU
NSN: 5330-01-493-4086
FSC: 5330
CAGE: 72661 — DIXON VALVE & COUPLING COMPANY, LLC DIV DIXON FIRE (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
outside_diameter1.375 INCHES NOMINAL IN
special_featuresONE BLUE COLOR CODE STRIPE ON O.D. OF GASKET
style_designatorCIRCULAR
aperture_diameter0.875 INCHES NOMINAL IN
end_item_identificationDECONTAMINATING APPARATUS,4320-01-445-5604
cross-sectional_thickness0.218 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
part_name_assigned_by_controlling_agency"ANDREWS" CAM&GROOVE GASKET
NSN5330-01-493-4086
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 75-G-BU 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
STYLE DESIGNATOR: CIRCULAR
CROSS-SECTIONAL THICKNESS: 0.218 INCHES NOMINAL IN
OUTSIDE DIAMETER: 1.375 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONDECONTAMINATING APPARATUS,4320-01-445-5604
STYLE DESIGNATORCIRCULAR
SPECIAL FEATURESONE BLUE COLOR CODE STRIPE ON O.D. OF GASKET
CROSS-SECTIONAL THICKNESS0.218 INCHES NOMINAL IN
OUTSIDE DIAMETER1.375 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
PART NAME ASSIGNED BY CONTROLLING AGENCY"ANDREWS" CAM&GROOVE GASKET
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
APERTURE DIAMETER0.875 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
KA-59-421-M06Interchangeable
interchangeable cross-reference
interchangeable
85-6887654Interchangeable
interchangeable cross-reference
interchangeable
PL40-2Interchangeable
interchangeable cross-reference
interchangeable
125167Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 75-G-BU?
75-G-BU is a GASKET.
What parts can replace 75-G-BU?
There are 4 known substitutes for 75-G-BU: KA-59-421-M06, 85-6887654, PL40-2 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 75-G-BU?
75-G-BU is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-493-4086. This indicates validated use in U.S. government and defense supply chains.
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