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Technical Data Sheet
7-490 ✓ Verified by PartsTable
· MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The BACKSHELL,ELECTRICAL CONNECTOR is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, overall_length: 1.062 INCHES NOMINAL IN, drive_end_shape: SQUARE SINGLE END INTERNAL, special_features: NO. 14 SPLINE WRENCHING SIZE, style_designator: INTERNAL-INTERNAL, features_provided: MANUAL TOOL.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6625-00-643-0625, 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 7-490
NSN: 6625-00-643-0625
FSC: 6625
CAGE: 55026 — SIMPSON ELECTRIC COMPANY, INC. (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_length1.062 INCHES NOMINAL IN
drive_end_shapeSQUARE SINGLE END INTERNAL
special_featuresNO. 14 SPLINE WRENCHING SIZE
style_designatorINTERNAL-INTERNAL
features_providedMANUAL TOOL
surface_treatmentCHROMIUM OVERALL
drive_surface_size0.375 INCHES NOMINAL SINGLE END IN
wrenching_surface_size0.438 INCHES NOMINAL SINGLE END IN
wrenching_surface_shapeSPLINE SINGLE END INTERNAL
wrenching_surface_flute_quantity12
NSN6625-00-643-0625
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BACKSHELL,ELECTRICAL CONNECTOR TITLE COMPONENT PN 7-490 MFR BACKSHELL,ELECTRICAL C
KEY FEATURES
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: AS DIFFERENTIATED BY SCALE DATA AND SENSITIVITY NOT SPECIFIED
DIAL SCALE MARKING COLOR: BLACK SINGLE INDICATOR SINGLE RANGE
METER DEPTH BEHIND MOUNTING FLANGE: 2.060 INCHES NOMINAL IN
MATERIAL: PLASTIC
MOUNTING ARRANGEMENT STYLE: FOUR HOLE/STUD RECTANGULAR/SQUARE
METER BODY DIAMETER BEHIND MOUNTING FLANGE: 2.750 INCHES NOMINAL IN
MEASUREMENT RANGE: +0.0 TO 750.0 VOLTS, DC SINGLE INDICATOR SINGLE RANGE
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH3.000 INCHES NOMINAL IN
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSAS DIFFERENTIATED BY SCALE DATA AND SENSITIVITY NOT SPECIFIED
DIAL SCALE MARKING COLORBLACK SINGLE INDICATOR SINGLE RANGE
METER DEPTH BEHIND MOUNTING FLANGE2.060 INCHES NOMINAL IN
MATERIALPLASTIC
MOUNTING ARRANGEMENT STYLEFOUR HOLE/STUD RECTANGULAR/SQUARE
METER BODY DIAMETER BEHIND MOUNTING FLANGE2.750 INCHES NOMINAL IN
MEASUREMENT RANGE+0.0 TO 750.0 VOLTS, DC SINGLE INDICATOR SINGLE RANGE
ACCURACY IN PERCENT-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR ALL RANGES
CIRCUIT ATTACHMENT METHOD AND QUANTITY2 THREADED STUD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
27Upgraded Successor
successor cross-reference
successor
00260Upgraded Successor
successor cross-reference
successor
27-00260Upgraded Successor
successor cross-reference
successor
7490Interchangeable
interchangeable cross-reference
interchangeable
27AHT9045Interchangeable
interchangeable cross-reference
interchangeable
530-1-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7-490?
7-490 is a BACKSHELL,ELECTRICAL CONNECTOR. It is classified as a MRO (MRO_GENERAL).
What parts can replace 7-490?
There are 17 known substitutes for 7-490: 27, 00260, 27-00260 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 7-490?
7-490 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6625-00-643-0625. This indicates validated use in U.S. government and defense supply chains.
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