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Technical Data Sheet
PartsTable / COMPONENT / 50500-1
50500-1 ✓ 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 COUPLING ASSEMBLY,SELF-SEALING is a the manufacturer industrial component. Key specifications include overall_length: 2.170 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 5340-01-041-6772, 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
50500-1
NSN: 5340-01-041-6772
FSC: 5340
CAGE: 20284 — AIMTRON SYSTEMS, LLC (USA)
SPECIFICATIONS
overall_length2.170 INCHES NOMINAL IN
NSN5340-01-041-6772
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 50500-1 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
•
LENGTH: 0.410 INCHES NOMINAL IN
•
THREAD LENGTH: 0.086 INCHES NOMINAL RIGHT INTERNAL IN
•
SURFACE TREATMENT: CHROMATE OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
MATERIAL: ALUMINUM ALLOY 2024 OVERALL
•
WIDTH ACROSS FLATS: 0.188 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
LENGTH0.410 INCHES NOMINAL IN
THREAD LENGTH0.086 INCHES NOMINAL RIGHT INTERNAL IN
SURFACE TREATMENTCHROMATE OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
MATERIALALUMINUM ALLOY 2024 OVERALL
WIDTH ACROSS FLATS0.188 INCHES NOMINAL IN
THREAD LENGTH0.086 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
50500-1Interchangeable
interchangeable cross-reference
interchangeable
50500-08Interchangeable
interchangeable cross-reference
interchangeable
3075S2-8DInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 50500-1?
50500-1 is a COUPLING ASSEMBLY,SELF-SEALING.
What parts can replace 50500-1?
There are 3 known substitutes for 50500-1: 50500-1, 50500-08, 3075S2-8D. Substitute compatibility should be verified for your specific system.
What is the NSN for 50500-1?
50500-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-041-6772. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026