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845031B4012 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

845031B4012: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: ALUMINUM OVERALL, special_features: 2 HOLES 0.3750 INCH DIAMETER AND 0.320 INCH DEEP MINIMUM FOR DOWEL PINS IN, aperture_diameter: 2.000 INCHES NOMINAL IN, bolt_circle_diameter: 15.750 INCHES NOMINAL IN, material_document_and_classification: ASTM B26 SG70A-T6 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-303-3924, 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
845031B4012
NSN: 5330-01-303-3924
FSC: 5330 — Packing and Gasket Materials
CAGE: 01365 — MARINE CORPS SYSTEMS COMMAND DIV MARINE CORPS SYSTEMS COMMAND TECHNICAL DATA REPOSITORY CUSTOMER SERVICE (USA)
SPECIFICATIONS
materialALUMINUM OVERALL
special_features2 HOLES 0.3750 INCH DIAMETER AND 0.320 INCH DEEP MINIMUM FOR DOWEL PINS IN
aperture_diameter2.000 INCHES NOMINAL IN
bolt_circle_diameter15.750 INCHES NOMINAL IN
material_document_and_classificationASTM B26 SG70A-T6 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5330-01-303-3924
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 845031B4012 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B26 SG70A-T6 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
APERTURE DIAMETER: 2.000 INCHES NOMINAL IN
•
BOLT CIRCLE DIAMETER: 15.750 INCHES NOMINAL IN
•
MATERIAL: ALUMINUM OVERALL
TECHNICAL CHARACTERISTICS
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B26 SG70A-T6 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
APERTURE DIAMETER2.000 INCHES NOMINAL IN
BOLT CIRCLE DIAMETER15.750 INCHES NOMINAL IN
SPECIAL FEATURES2 HOLES 0.3750 INCH DIAMETER AND 0.320 INCH DEEP MINIMUM FOR DOWEL PINS IN
MATERIALALUMINUM OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
76959Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 845031B4012?
845031B4012 is a GASKET.
What parts can replace 845031B4012?
There is 1 known substitute for 845031B4012: 76959. Substitute compatibility should be verified for your specific system.
What is the NSN for 845031B4012?
845031B4012 is cataloged in the U.S. Government catalog under NSN 5330-01-303-3924. This indicates validated use in U.S. government and defense supply chains.
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