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90331 — ELECTROSTATIC GROUN

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

90331: ELECTROSTATIC GROUN.

The ELECTROSTATIC GROUN is a the manufacturer industrial component. Key specifications include criticality_code_justification: ZZZY, reference_number_differentiating_characteristics: CLEANING, PACKAGING, AND MARKING IAW THE LATEST REVISION OF MIL-STD-1330. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-793-1899, 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
90331
NSN: 5330-00-793-1899
NIINs: 007931899, 008295166, 010680406, 011984290
FSC: 5330 — Packing and Gasket Materials
CAGE: 76602 — MUSKEGON PISTON RING CO MUSKEGON PRODUCTS DIV (USA)
SPECIFICATIONS
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsCLEANING, PACKAGING, AND MARKING IAW THE LATEST REVISION OF MIL-STD-1330
NSN5330-00-793-1899
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 90331 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
•
FSC APPLICATION DATA: TRANSMISSION,HYDRAULIC,VEHICULAR
•
CROSS-SECTIONAL SHAPE STYLE: PLAIN RECTANGULAR, STRAIGHT FACE
•
OUTSIDE DIAMETER: 1.500 INCHES MINIMUM AND 1.501 INCHES MAXIMUM IN
•
JOINT STYLE: INTERLOCKING JOINT
•
RADIAL WALL THICKNESS: 0.0590 INCHES MINIMUM AND 0.0690 INCHES MAXIMUM IN
•
RING STYLE: EXPANDING CONCENTRIC
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATATRANSMISSION,HYDRAULIC,VEHICULAR
OVERALL WIDTH0.0940 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEPLAIN RECTANGULAR, STRAIGHT FACE
OUTSIDE DIAMETER1.500 INCHES MINIMUM AND 1.501 INCHES MAXIMUM IN
JOINT STYLEINTERLOCKING JOINT
RADIAL WALL THICKNESS0.0590 INCHES MINIMUM AND 0.0690 INCHES MAXIMUM IN
RING STYLEEXPANDING CONCENTRIC
SPECIAL FEATURES40 MICROINCH AA SIDES OF RINGS
MATERIALIRON OVERALL
SUBSTITUTES & CROSS-REFERENCES 5
1430E5Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
130031H1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
164289Reference document
Same NSN cross-reference
Reference document — Secondary reference
2034979Reference document
Same NSN cross-reference
Reference document — Secondary reference
130031Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 90331?
90331 is a ELECTROSTATIC GROUN.
What parts can replace 90331?
There are 5 known substitutes for 90331: 1430E5, 130031H1, 164289 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 90331?
90331 is cataloged in the U.S. Government catalog under NSN 5330-00-793-1899. This indicates validated use in U.S. government and defense supply chains.
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