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Technical Data Sheet
S8441-1 ✓ 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 COVER,ELECTRICAL CONNECTOR is a the manufacturer industrial component. Key specifications include diameter: 0.3124 INCHES MINIMUM AND 0.3127 INCHES MAXIMUM IN, material: COPPER ALLOY, thickness: 0.244 INCHES MINIMUM AND 0.249 INCHES MAXIMUM IN, body_height: 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN, thread_class: 2A A, overall_diameter: 0.375 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 5340-00-522-5734, 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
S8441-1
NSN: 5340-00-522-5734
FSC: 5340
CAGE: 73030 — HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE (USA)
SPECIFICATIONS
diameter0.3124 INCHES MINIMUM AND 0.3127 INCHES MAXIMUM IN
materialCOPPER ALLOY
thickness0.244 INCHES MINIMUM AND 0.249 INCHES MAXIMUM IN
body_height0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
thread_class2A A
overall_diameter0.375 INCHES NOMINAL IN
size_designationTM
style_designatorEXTERNAL THREADS
thread_directionRIGHT-HAND
nominal_thread_size0.312 INCHES IN
thread_series_designatorUNEF
mounting_facility_type_and_quantity1 THREADED COUPLING
NSN5340-00-522-5734
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: S8441-1 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
MATERIAL: STEEL
THICKNESS: 0.244 INCHES MINIMUM AND 0.249 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION: FED-STD-66 FED STD SINGLE MATERIAL RESPONSE OR AISI E52100 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 52100 ASSN STD SINGLE MATERIAL RESPONSE
DIAMETER: 0.3124 INCHES MINIMUM AND 0.3127 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL
THICKNESS0.244 INCHES MINIMUM AND 0.249 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONFED-STD-66 FED STD SINGLE MATERIAL RESPONSE OR AISI E52100 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 52100 ASSN STD SINGLE MATERIAL RESPONSE
DIAMETER0.3124 INCHES MINIMUM AND 0.3127 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
S8441-1Interchangeable
interchangeable cross-reference
interchangeable
2287Interchangeable
interchangeable cross-reference
interchangeable
3077-0001Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is S8441-1?
S8441-1 is a COVER,ELECTRICAL CONNECTOR.
What parts can replace S8441-1?
There are 3 known substitutes for S8441-1: S8441-1, 2287, 3077-0001. Substitute compatibility should be verified for your specific system.
What is the NSN for S8441-1?
S8441-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-522-5734. This indicates validated use in U.S. government and defense supply chains.
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