821903 ✓ 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 821903 is a the manufacturer industrial component. Key specifications include thread_series: UNIFIED NATIONAL COARSE (UNC), special_features: HEX; NICKEL PLATED BRASS, thread_direction: RIGHT-HAND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-01-158-1295, 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→ 821903

NSN: 5998-01-158-1295
FSC: 5998 — CIRCUIT CARD ASSEMBLY
CAGE: 07031 — TEMPO INSTRUMENT INC DEFENSE ELECTRONICS DIV (USA)

SPECIFICATIONS

thread_series	UNIFIED NATIONAL COARSE (UNC)
special_features	HEX; NICKEL PLATED BRASS
thread_direction	RIGHT-HAND
NSN	5998-01-158-1295

COMPONENT DIAGRAM

TECHNICAL CHARACTERISTICS (FLIS)

SPECIAL FEATURES	CHASSIS 1, CAP 2, RECTIFIER 25, DIODE 4, TRANSFORMER 2
END ITEM IDENTIFICATION	AN/URQ-33
PART NAME ASSIGNED BY CONTROLLING AGENCY	TRANSFORMER-RECTIFIER MODULE
SPECIAL FEATURES	CHASSIS 1, CAP 2, RECTIFIER 25, DIODE 4, TRANSFORMER 2
END ITEM IDENTIFICATION	AN/URQ-33
PART NAME ASSIGNED BY CONTROLLING AGENCY	TRANSFORMER-RECTIFIER MODULE

VERIFIED SUBSTITUTES & CROSS-REFERENCES 5

J512Interchangeable

interchangeable cross-reference

interchangeable

SAE J512 12 040110BInterchangeable

interchangeable cross-reference

interchangeable

189836Interchangeable

interchangeable cross-reference

interchangeable

821903Interchangeable

interchangeable cross-reference

interchangeable

5214-475Interchangeable

Same NIIN cross-reference

interchangeable

LIFECYCLE

StatusACTIVE

AvailabilityOEM and secondary market

RoHS CompliantEAR99ESD SensitiveNot HAZMAT

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FREQUENTLY ASKED QUESTIONS

What is 821903?

821903 is a 821903. It is classified as a MRO (MRO_GENERAL).

What parts can replace 821903?

There are 5 known substitutes for 821903: J512, SAE J512 12 040110B, 189836 and 2 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 821903?

821903 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-01-158-1295. This indicates validated use in U.S. government and defense supply chains.

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