PartsTable
Technical Data Sheet
PartsTable / MRO / 503570
503570 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
SAS cables have specific lane counts: 4i (internal) or 4e (external) Cable length matters — too short won't reach, too long creates clutter
Verify connector type on BOTH ends — many SAS cables are asymmetric
PRODUCT OVERVIEW

The INVERTED NUT,TUBE COUPLING is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, thread_size: 1/2-20, thread_class: 2A A, overall_length: 0.641 INCHES NOMINAL IN, special_features: FURNISHED W/BRASS COMPRESSION SLEEVE PRESS FIT IN NUT, style_designator: INVERTED NUT, TUBE, FLARE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5999-00-197-2960, 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
MRO→ MRO_GENERAL→ 503570
NSN: 5999-00-197-2960
FSC: 5999
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialCOPPER ALLOY
thread_size1/2-20
thread_class2A A
overall_length0.641 INCHES NOMINAL IN
special_featuresFURNISHED W/BRASS COMPRESSION SLEEVE PRESS FIT IN NUT
style_designatorINVERTED NUT, TUBE, FLARE
thread_directionRIGHT-HAND
fabrication_methodBAR STOCK, MACHINED
width_across_flats0.500 INCHES NOMINAL IN
casehardening_indicatorNOT CASEHARDENED
smallest_inside_diameter0.255 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
screw_thread_series_designatorUNF
NSN5999-00-197-2960
COMPONENT DIAGRAM
CONN A SFF-8482 CONN B SFF-8087 LENGTH: SAS CABLE ASSEMBLY | SFF-8482 to SFF-8087 Cable length: | SAS | Shielded TITLE CABLE ASSY PN 503570 MFR INVERTED NUT,TUBE COUPLING
KEY FEATURES
•
STYLE DESIGNATOR: PIN CONTACT
•
OVERALL DIAMETER: 0.060 INCHES NOMINAL IN
•
PIN DIAMETER: 0.060 INCHES NOMINAL IN
•
MOUNTING METHOD: FORCE FIT
•
MATERIAL: SILVER BODY
•
PRECIOUS MATERIAL: SILVER
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORPIN CONTACT
OVERALL DIAMETER0.060 INCHES NOMINAL IN
PIN DIAMETER0.060 INCHES NOMINAL IN
OVERALL LENGTH2.500 INCHES NOMINAL IN
MOUNTING METHODFORCE FIT
MATERIALSILVER BODY
MATERIALSILVER CONTACT
PRECIOUS MATERIALSILVER
TERMINAL TYPE AND QUANTITY1 CRIMP END OPPOSITE CONTACT
STYLE DESIGNATORPIN CONTACT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
87FInterchangeable
interchangeable cross-reference
interchangeable
B9243A1Interchangeable
interchangeable cross-reference
interchangeable
503570Interchangeable
interchangeable cross-reference
interchangeable
5350-774Interchangeable
interchangeable cross-reference
interchangeable
B0-29052-1Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 503570?
503570 is a INVERTED NUT,TUBE COUPLING. It is classified as a MRO (MRO_GENERAL).
What parts can replace 503570?
There are 5 known substitutes for 503570: 87F, B9243A1, 503570 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 503570?
503570 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5999-00-197-2960. 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