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SCD51990656-005 — BACKSHELL,ELECTRICAL CONNECTOR

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

SCD51990656-005: 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, overall_length: 1.450 INCHES NOMINAL IN, overall_diameter: 1.250 INCHES NOMINAL IN, style_designator: STRAIGHT SHAPE INCREASER TYPE, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5935-01-254-2176, 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
SCD51990656-005
NSN: 5935-01-254-2176
FSC: 5935 — Connectors, Electrical
CAGE: 0C9D4 — PERATON INC (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
thread_class2B AND 2A A
overall_length1.450 INCHES NOMINAL IN
overall_diameter1.250 INCHES NOMINAL IN
style_designatorSTRAIGHT SHAPE INCREASER TYPE
thread_directionRIGHT-HAND
surface_treatmentCADMIUM AND CHROMATE
nominal_thread_size1.062 INCHES AND 0.812 INCHES IN
thread_quantity_per_inch18 AND 20
thread_series_designatorUNEF
mounting_facility_type_and_quantity2 THREADED COUPLING
NSN5935-01-254-2176
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BACKSHELL,ELECTRICAL CONNECTOR TITLE COMPONENT PN SCD51990656-005 MFR BACKSHELL,ELECTRICAL C
KEY FEATURES
•
MOUNTING FACILITY TYPE AND QUANTITY: 2 THREADED COUPLING
•
OVERALL DIAMETER: 1.250 INCHES NOMINAL IN
•
STYLE DESIGNATOR: STRAIGHT SHAPE INCREASER TYPE
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 1.062 INCHES AND 0.812 INCHES IN
•
SURFACE TREATMENT: CADMIUM AND CHROMATE
•
THREAD CLASS: 2B AND 2A A
TECHNICAL CHARACTERISTICS
MOUNTING FACILITY TYPE AND QUANTITY2 THREADED COUPLING
OVERALL DIAMETER1.250 INCHES NOMINAL IN
STYLE DESIGNATORSTRAIGHT SHAPE INCREASER TYPE
OVERALL LENGTH1.450 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE1.062 INCHES AND 0.812 INCHES IN
SURFACE TREATMENTCADMIUM AND CHROMATE
THREAD CLASS2B AND 2A A
THREAD QUANTITY PER INCH18 AND 20
MATERIALALUMINUM ALLOY
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
C193AX1913AASame 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 SCD51990656-005?
SCD51990656-005 is a BACKSHELL,ELECTRICAL CONNECTOR.
What parts can replace SCD51990656-005?
There is 1 known substitute for SCD51990656-005: C193AX1913AA. Substitute compatibility should be verified for your specific system.
What is the NSN for SCD51990656-005?
SCD51990656-005 is cataloged in the U.S. Government catalog under NSN 5935-01-254-2176. 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.