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SCD51990656-004 — BACKSHELL,ELECTRICAL CONNECTOR

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

SCD51990656-004: BACKSHELL,ELECTRICAL CONNECTOR.

The BACKSHELL,ELECTRICAL CONNECTOR is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY, thread_class: 2B AND 2A A, style_designator: ANGLE TYPE, thread_direction: RIGHT-HAND, body_angle_in_deg: 135.0, surface_treatment: CADMIUM AND CHROMATE. This part is cataloged in the U.S.

Government catalog under NSN 5935-01-254-2168, 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
SCD51990656-004
NSN: 5935-01-254-2168
FSC: 5935 — Connectors, Electrical
CAGE: 0C9D4 — PERATON INC (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
thread_class2B AND 2A A
style_designatorANGLE TYPE
thread_directionRIGHT-HAND
body_angle_in_deg135.0
surface_treatmentCADMIUM AND CHROMATE
nominal_thread_size1.312 INCHES IN
thread_quantity_per_inch18
thread_series_designatorUNEF
mounting_facility_type_and_quantity2 THREADED COUPLING
NSN5935-01-254-2168
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BACKSHELL,ELECTRICAL CONNECTOR TITLE COMPONENT PN SCD51990656-004 MFR BACKSHELL,ELECTRICAL C
KEY FEATURES
•
MOUNTING FACILITY TYPE AND QUANTITY: 2 THREADED COUPLING
•
BODY ANGLE IN DEG: 135.0
•
STYLE DESIGNATOR: ANGLE TYPE
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 1.312 INCHES IN
•
SURFACE TREATMENT: CADMIUM AND CHROMATE
•
THREAD CLASS: 2B AND 2A A
•
THREAD QUANTITY PER INCH: 18
TECHNICAL CHARACTERISTICS
MOUNTING FACILITY TYPE AND QUANTITY2 THREADED COUPLING
BODY ANGLE IN DEG135.0
STYLE DESIGNATORANGLE TYPE
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE1.312 INCHES IN
SURFACE TREATMENTCADMIUM AND CHROMATE
THREAD CLASS2B AND 2A A
THREAD QUANTITY PER INCH18
MATERIALALUMINUM ALLOY
THREAD SERIES DESIGNATORUNEF
OTHER ITEMS IN FSC 5935 — Connectors, Electrical
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5935-00-000-8180 5935-00-001-1344 5935-00-001-1347 5935-00-001-1350 5935-00-001-1351 5935-00-001-1353 5935-00-001-1627 5935-00-001-1628
SUBSTITUTES & CROSS-REFERENCES 1
C197AX2321DASame 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 SCD51990656-004?
SCD51990656-004 is a BACKSHELL,ELECTRICAL CONNECTOR.
What parts can replace SCD51990656-004?
There is 1 known substitute for SCD51990656-004: C197AX2321DA. Substitute compatibility should be verified for your specific system.
What is the NSN for SCD51990656-004?
SCD51990656-004 is cataloged in the U.S. Government catalog under NSN 5935-01-254-2168. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.