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PartsTable / COMPONENT / RG72
RG72 ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The BATTERY,STORAGE is a the manufacturer cache protection component designed to preserve data integrity during power loss events in enterprise server and storage controller environments. Key specifications include material: COPPER ALLOY OVERALL, hole_diameter: 1.194 INCHES MINIMUM AND 1.209 INCHES MAXIMUM IN, overall_depth: 298.000 MILLIMETERS NOMINAL MM, overall_width: 294.100 MILLIMETERS NOMINAL MM, overall_height: 230.000 MILLIMETERS NOMINAL MM, case_design_type: SEALED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-074-4658, 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
RG72
NSN: 5310-00-074-4658
FSC: 5310
CAGE: 73949 — GUARDIAN ELECTRIC MANUFACTURING CO DIV GUARDIAN ELECTRIC MFG CO (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
hole_diameter1.194 INCHES MINIMUM AND 1.209 INCHES MAXIMUM IN
overall_depth298.000 MILLIMETERS NOMINAL MM
overall_width294.100 MILLIMETERS NOMINAL MM
overall_height230.000 MILLIMETERS NOMINAL MM
case_design_typeSEALED
outside_diameter1.256 INCHES MINIMUM AND 1.271 INCHES MAXIMUM IN
style_designatorSPLIT HELICAL-RIGHT HAND
voltage_in_volts24.0
surface_treatmentCADMIUM OVERALL
terminal_quantity2
material_thickness0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
NSN5310-00-074-4658
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: RG72 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
SURFACE TREATMENT: CADMIUM OVERALL
•
OUTSIDE DIAMETER: 1.256 INCHES MINIMUM AND 1.271 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
•
HOLE DIAMETER: 1.194 INCHES MINIMUM AND 1.209 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SPLIT HELICAL-RIGHT HAND
•
MATERIAL: COPPER ALLOY OVERALL
TYPICAL APPLICATIONS
  • RAID cache protection during power loss events
  • Write-back cache enablement for storage controllers
  • Enterprise server data integrity assurance
  • Hot-swap battery/capacitor replacement in production
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENTCADMIUM OVERALL
OUTSIDE DIAMETER1.256 INCHES MINIMUM AND 1.271 INCHES MAXIMUM IN
MATERIAL THICKNESS0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
HOLE DIAMETER1.194 INCHES MINIMUM AND 1.209 INCHES MAXIMUM IN
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
MATERIALCOPPER ALLOY OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
MIL-PRF-8565KInterchangeable
interchangeable cross-reference
interchangeable
MIL-PRF-8565/7Interchangeable
interchangeable cross-reference
interchangeable
D8565/7-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is RG72?
RG72 is a BATTERY,STORAGE.
What parts can replace RG72?
There are 3 known substitutes for RG72: MIL-PRF-8565K, MIL-PRF-8565/7, D8565/7-2. Substitute compatibility should be verified for your specific system.
What is the NSN for RG72?
RG72 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-074-4658. 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