591857-1 — SEMICONDUCTOR DEVICES,UNITIZED

✓ Government record, cited

— · SFP TRANSCEIVER

PRODUCT OVERVIEW

591857-1: SEMICONDUCTOR DEVICES,UNITIZED.

The SEMICONDUCTOR DEVICES,UNITIZED is a the manufacturer industrial component. Key specifications include overall_width: 0.500 INCHES NOMINAL IN, overall_height: 1.310 INCHES MAXIMUM IN, overall_length: 1.750 INCHES NOMINAL IN, mounting_method: UNTHREADED HOLE(S), component_name_and_quantity: 4 SEMICONDUCTOR DEVICE DIODE. This part is cataloged in the U.S.

Government catalog under NSN 5961-01-177-4550, 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

591857-1

NSN: 5961-01-177-4550
FSC: 5961 — Semiconductor Devices and Associated Hardware
CAGE: 00779 — TE CONNECTIVITY CORPORATION (USA)

SPECIFICATIONS

overall_width	0.500 INCHES NOMINAL IN
overall_height	1.310 INCHES MAXIMUM IN
overall_length	1.750 INCHES NOMINAL IN
mounting_method	UNTHREADED HOLE(S)
mounting_facility_quantity	2
component_name_and_quantity	4 SEMICONDUCTOR DEVICE DIODE
NSN	5961-01-177-4550

COMPONENT DIAGRAM

KEY FEATURES

•

MOUNTING FACILITY QUANTITY: 2

•

MOUNTING METHOD: UNTHREADED HOLE(S)

•

COMPONENT NAME AND QUANTITY: 4 SEMICONDUCTOR DEVICE DIODE

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	1.310 INCHES MAXIMUM IN
MOUNTING FACILITY QUANTITY	2
MOUNTING METHOD	UNTHREADED HOLE(S)
OVERALL LENGTH	1.750 INCHES NOMINAL IN
COMPONENT NAME AND QUANTITY	4 SEMICONDUCTOR DEVICE DIODE
OVERALL WIDTH	0.500 INCHES NOMINAL IN

OTHER ITEMS IN FSC 5961 — Semiconductor Devices and Associated Hardware

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5961-00-000-0150 5961-00-000-4541 5961-00-000-5400 5961-00-000-7614 5961-00-000-8760 5961-00-001-1352 5961-00-001-2624 5961-00-001-2978

SUBSTITUTES & CROSS-REFERENCES 2

5961PL2221164Reference document

Same NSN cross-reference

Reference document — Informative reference only

12079-20E-009Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — critical (Q)

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FREQUENTLY ASKED QUESTIONS

What is 591857-1?

591857-1 is a SEMICONDUCTOR DEVICES,UNITIZED.

What parts can replace 591857-1?

There are 2 known substitutes for 591857-1: 5961PL2221164, 12079-20E-009. Substitute compatibility should be verified for your specific system.

What is the NSN for 591857-1?

591857-1 is cataloged in the U.S. Government catalog under NSN 5961-01-177-4550. This indicates validated use in U.S. government and defense supply chains.

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591857-1 — SEMICONDUCTOR DEVICES,UNITIZED

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