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557T240B331 — BACKSHELL,ELECTRICAL CONNECTOR

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

557T240B331: BACKSHELL,ELECTRICAL CONNECTOR.

The BACKSHELL,ELECTRICAL CONNECTOR is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY, overall_width: 0.530 INCHES NOMINAL IN, overall_height: 2.000 INCHES NOMINAL IN, overall_length: 2.130 INCHES NOMINAL IN, special_features: RFI/EMI, style_designator: HOOD TYPE W/TOP CLAMP JACKSCREW. This part is cataloged in the U.S.

Government catalog under NSN 5935-01-542-9505, 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
557T240B331
NSN: 5935-01-542-9505
FSC: 5935 — Connectors, Electrical
CAGE: 06324 — GLENAIR, INC. (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
overall_width0.530 INCHES NOMINAL IN
overall_height2.000 INCHES NOMINAL IN
overall_length2.130 INCHES NOMINAL IN
size_designation3
special_featuresRFI/EMI
style_designatorHOOD TYPE W/TOP CLAMP JACKSCREW
features_providedELECTROMAGNETIC INTERFERENCE SHIELDING
surface_treatmentCADMIUM AND CHROMATE
distance_between_mounting_facility_centers1.852 INCHES NOMINAL IN
NSN5935-01-542-9505
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BACKSHELL,ELECTRICAL CONNECTOR TITLE COMPONENT PN 557T240B331 MFR BACKSHELL,ELECTRICAL C
KEY FEATURES
•
STYLE DESIGNATOR: HOOD TYPE W/TOP CLAMP JACKSCREW
•
FEATURES PROVIDED: ELECTROMAGNETIC INTERFERENCE SHIELDING
•
DISTANCE BETWEEN MOUNTING FACILITY CENTERS: 1.852 INCHES NOMINAL IN
•
SIZE DESIGNATION: 3
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT2.000 INCHES NOMINAL IN
STYLE DESIGNATORHOOD TYPE W/TOP CLAMP JACKSCREW
OVERALL LENGTH2.130 INCHES NOMINAL IN
OVERALL WIDTH0.530 INCHES NOMINAL IN
FEATURES PROVIDEDELECTROMAGNETIC INTERFERENCE SHIELDING
DISTANCE BETWEEN MOUNTING FACILITY CENTERS1.852 INCHES NOMINAL IN
SIZE DESIGNATION3
SPECIAL FEATURESRFI/EMI
SURFACE TREATMENTCADMIUM AND CHROMATE
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
902-101S33155HSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 557T240B331?
557T240B331 is a BACKSHELL,ELECTRICAL CONNECTOR.
What parts can replace 557T240B331?
There is 1 known substitute for 557T240B331: 902-101S33155H. Substitute compatibility should be verified for your specific system.
What is the NSN for 557T240B331?
557T240B331 is cataloged in the U.S. Government catalog under NSN 5935-01-542-9505. 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.