21855 ✓ Verified by PartsTable

— · MRO · MRO_GENERAL

WHAT YOU NEED TO KNOW

SAS cables have specific lane counts: 4i (internal) or 4e (external) Cable length matters — too short won't reach, too long creates clutter

Verify connector type on BOTH ends — many SAS cables are asymmetric

PRODUCT OVERVIEW

The 21855 is a the manufacturer industrial component. Key specifications include overall_width: 4.750 INCHES NOMINAL IN, overall_height: 0.487 INCHES MAXIMUM IN, overall_length: 6.375 INCHES NOMINAL IN, special_features: BUS BAR 4,CAPACITOR 13,CONNECTOR 1,MICROCIRCUIT 24,PRINTED WIRING BOARD 1,RESISTOR 5,TERMINAL,STUD 8. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5999-00-177-1476, 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→ 21855

NSN: 5999-00-177-1476
FSC: 5999
CAGE: 30377 — SMITHS AEROSPACE, INC., ELECTRONIC SYSTEMS-GRAND RAPIDS (USA)

SPECIFICATIONS

overall_width	4.750 INCHES NOMINAL IN
overall_height	0.487 INCHES MAXIMUM IN
overall_length	6.375 INCHES NOMINAL IN
special_features	BUS BAR 4,CAPACITOR 13,CONNECTOR 1,MICROCIRCUIT 24,PRINTED WIRING BOARD 1,RESISTOR 5,TERMINAL,STUD 8
NSN	5999-00-177-1476

COMPONENT DIAGRAM

TECHNICAL CHARACTERISTICS (FLIS)

SPECIAL FEATURES	NYLON PER MIL-M-20693A; COLOR NATURAL; 0.225 IN. DIA; 0.020 IN. MAX THK; FOUR 0.020 IN. MIN TO 0.030 IN. MAX DIA THRU HOLES WITH 0.040 IN. DIA COUNTERSUNK EDGES EQUALLY SPACED NINETY DEGREES C TO C ON A 0.100 IN. DIA A
SPECIAL FEATURES	NYLON PER MIL-M-20693A; COLOR NATURAL; 0.225 IN. DIA; 0.020 IN. MAX THK; FOUR 0.020 IN. MIN TO 0.030 IN. MAX DIA THRU HOLES WITH 0.040 IN. DIA COUNTERSUNK EDGES EQUALLY SPACED NINETY DEGREES C TO C ON A 0.100 IN. DIA A

VERIFIED SUBSTITUTES & CROSS-REFERENCES 8

21855Upgraded Successor

successor cross-reference

successor

218551Upgraded Successor

successor cross-reference

successor

FFN836GPCTYPE2STYLE1GRADEAInterchangeable

interchangeable cross-reference

interchangeable

327-150-0016Interchangeable

Same NIIN cross-reference

interchangeable

AZ0865870Interchangeable

Same NIIN cross-reference

interchangeable

267-18179-4Interchangeable

Same NIIN cross-reference

interchangeable

LIFECYCLE

StatusACTIVE

AvailabilityOEM and secondary market

RoHS CompliantEAR99ESD SensitiveNot HAZMAT

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FREQUENTLY ASKED QUESTIONS

What is 21855?

21855 is a 21855. It is classified as a MRO (MRO_GENERAL).

What parts can replace 21855?

There are 8 known substitutes for 21855: 21855, 218551, FFN836GPCTYPE2STYLE1GRADEA and 5 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 21855?

21855 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5999-00-177-1476. This indicates validated use in U.S. government and defense supply chains.

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