PartsTable
Technical Data Sheet
PartsTable / MRO / 7984
7984 ✓ 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 GUARD,MECHANICAL DRIVE is a the manufacturer industrial component. Key specifications include tube_type: PENTODE, overall_width: 2.500 INCHES NOMINAL IN, overall_height: 0.470 INCHES NOMINAL IN, overall_length: 4.300 INCHES NOMINAL IN, special_features: CC-KTRON REJECTION TYPE FUSE-MANUFACTURE COOPER BUSSMANN, maximum_voltage_rating_in_volts: 600.0 AC. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-00-056-0978, 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→ 7984
NSN: 5998-00-056-0978
FSC: 5998 — CIRCUIT CARD ASSEMBLY
CAGE: 14632 — DRS SIGNAL SOLUTIONS, INC. (USA)
SPECIFICATIONS
tube_typePENTODE
overall_width2.500 INCHES NOMINAL IN
overall_height0.470 INCHES NOMINAL IN
overall_length4.300 INCHES NOMINAL IN
special_featuresCC-KTRON REJECTION TYPE FUSE-MANUFACTURE COOPER BUSSMANN
maximum_voltage_rating_in_volts600.0 AC
part_name_assigned_by_controlling_agencyFSC APPLICATION DATA: RECEIVER,RADIO,EXCEPT NAVIGATION,NONAIRBORNE
NSN5998-00-056-0978
COMPONENT DIAGRAM
CONN A SFF-8482 CONN B SFF-8087 LENGTH: SAS CABLE ASSEMBLY | SFF-8482 to SFF-8087 Cable length: | SAS | Shielded TITLE CABLE ASSY PN 7984 MFR GUARD,MECHANICAL DRIVE
TECHNICAL CHARACTERISTICS (FLIS)
PART NAME ASSIGNED BY CONTROLLING AGENCYFSC APPLICATION DATA: RECEIVER,RADIO,EXCEPT NAVIGATION,NONAIRBORNE
OVERALL LENGTH4.300 INCHES NOMINAL IN
SPECIAL FEATURESCAPACITOR,FIXED,CERAMIC 2; CAPACITOR,FIXED,MICA 16; PAD,TRANSISTOR 8; PRINTED WIRING BOARD 1; RESISTOR,FIXED,COMP 37; SEMICONDUCTOR DEVICE,DIODE 12; TRANSISTOR 8
OVERALL WIDTH2.500 INCHES NOMINAL IN
OVERALL HEIGHT0.470 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYFSC APPLICATION DATA: RECEIVER,RADIO,EXCEPT NAVIGATION,NONAIRBORNE
OVERALL LENGTH4.300 INCHES NOMINAL IN
SPECIAL FEATURESCAPACITOR,FIXED,CERAMIC 2; CAPACITOR,FIXED,MICA 16; PAD,TRANSISTOR 8; PRINTED WIRING BOARD 1; RESISTOR,FIXED,COMP 37; SEMICONDUCTOR DEVICE,DIODE 12; TRANSISTOR 8
OVERALL WIDTH2.500 INCHES NOMINAL IN
OVERALL HEIGHT0.470 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
7984Interchangeable
interchangeable cross-reference
interchangeable
DMS CASE 84-101BInterchangeable
interchangeable cross-reference
interchangeable
MIL-E-1/1691Interchangeable
interchangeable cross-reference
interchangeable
RELEASE3674Interchangeable
interchangeable cross-reference
interchangeable
LTCT9262Interchangeable
interchangeable cross-reference
interchangeable
S07984-001Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7984?
7984 is a GUARD,MECHANICAL DRIVE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 7984?
There are 8 known substitutes for 7984: 7984, DMS CASE 84-101B, MIL-E-1/1691 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 7984?
7984 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-00-056-0978. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026