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Technical Data Sheet
221-51-02 ✓ Verified by PartsTable
· COMPONENT
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

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include color: BLACK, body_style: STRAIGHT SHAPE, overall_width: 0.100 INCHES NOMINAL IN, terminal_type: PRINTED CIRCUIT SINGLE MATING END SINGLE CONTACT GROUPING, overall_length: 1.000 INCHES NOMINAL IN, insert_material: PLASTIC POLYCARBONATE OR PLASTIC POLYAMIDE NYLON SINGLE MATING END. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5935-01-156-8744, 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
221-51-02
NSN: 5935-01-156-8744
FSC: 5935
CAGE: 77820 — AMPHENOL CORP DIV AMPHENOL AEROSPACE OPERATIONS (USA)
SPECIFICATIONS
colorBLACK
body_styleSTRAIGHT SHAPE
overall_width0.100 INCHES NOMINAL IN
terminal_typePRINTED CIRCUIT SINGLE MATING END SINGLE CONTACT GROUPING
overall_length1.000 INCHES NOMINAL IN
insert_materialPLASTIC POLYCARBONATE OR PLASTIC POLYAMIDE NYLON SINGLE MATING END
contact_materialCOPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
precious_materialGOLD
terminal_locationBACK SINGLE MATING END SINGLE CONTACT GROUPING
mating_end_quantity1
polarization_methodGUIDE PIN/SOCKET
contact_removabilityREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
NSN5935-01-156-8744
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CONNECTOR,RECEPTACLE,ELECTRICAL TITLE COMPONENT PN 221-51-02 MFR CONNECTOR,RECEPTACLE,E
KEY FEATURES
MATING END QUANTITY: 1
INSERT MATERIAL: PLASTIC POLYCARBONATE OR PLASTIC POLYAMIDE NYLON SINGLE MATING END
CONTACT POSITION ARRANGEMENT STYLE: 1 ROW OF CONTACTS NON-INSERTED BOARD SINGLE MATING END
PRECIOUS MATERIAL: GOLD
BODY STYLE: STRAIGHT SHAPE
CONTACT SURFACE TREATMENT: GOLD AND NICKEL OR GOLD AND COPPER SINGLE MATING END SINGLE CONTACT GROUPING
OPERATING TEMP RATING: -65.0 CELSIUS MINIMUM AND 125.0 CELSIUS MAXIMUM DEGC
TECHNICAL CHARACTERISTICS (FLIS)
MATING END QUANTITY1
INSERT MATERIALPLASTIC POLYCARBONATE OR PLASTIC POLYAMIDE NYLON SINGLE MATING END
CONTACT POSITION ARRANGEMENT STYLE1 ROW OF CONTACTS NON-INSERTED BOARD SINGLE MATING END
PRECIOUS MATERIALGOLD
BODY STYLESTRAIGHT SHAPE
CONTACT SURFACE TREATMENTGOLD AND NICKEL OR GOLD AND COPPER SINGLE MATING END SINGLE CONTACT GROUPING
OVERALL WIDTH0.100 INCHES NOMINAL IN
OPERATING TEMP RATING-65.0 CELSIUS MINIMUM AND 125.0 CELSIUS MAXIMUM DEGC
CONTACT SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-G-45204,TYPE 2,CLASS 1,GRADE C MIL SPEC 1ST TREATMENT RESPONSE AND QQ-N-290,CLASS 2 FED SPEC 2ND TREATMENT RESPONSE OR MIL-G-45204,TYPE 2,CLASS 1,GRADE C MIL SPEC 3RD TREATMENT RESPONSE AND MIL-C-14550,CLASS 4 MIL SPEC 4TH TREATMENT RESPONSE SINGLE MATING END SINGLE CONTACT GROUPING
CONTACT REMOVABILITYREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
SM-A-617906-7Interchangeable
interchangeable cross-reference
interchangeable
221-56Interchangeable
interchangeable cross-reference
interchangeable
73-107098-1023Interchangeable
interchangeable cross-reference
interchangeable
221-80Interchangeable
interchangeable cross-reference
interchangeable
221-72Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 221-51-02?
221-51-02 is a CONNECTOR,RECEPTACLE,ELECTRICAL.
What parts can replace 221-51-02?
There are 5 known substitutes for 221-51-02: SM-A-617906-7, 221-56, 73-107098-1023 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 221-51-02?
221-51-02 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5935-01-156-8744. This indicates validated use in U.S. government and defense supply chains.
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