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Technical Data Sheet
PartsTable / COMPONENT / 52809-30-4
52809-30-4 ✓ 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 PIN,TAPERED,PLAIN is a the manufacturer tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include material: COPPER ALLOY 172 OR COPPER ALLOY 173 OVERALL, first_end_style: SQUARE, hardness_rating: 35.0 ROCKWELL C NOMINAL OVERALL, first_end_location: BOTH ENDS, pin_overall_length: 0.875 INCHES NOMINAL IN, pin_size_designation: 3/0. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-988-0369, 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
52809-30-4
NSN: 5315-00-988-0369
FSC: 5315
CAGE: 20418 — DRS SUSTAINMENT SYSTEMS, INC. (USA)
SPECIFICATIONS
materialCOPPER ALLOY 172 OR COPPER ALLOY 173 OVERALL
first_end_styleSQUARE
hardness_rating35.0 ROCKWELL C NOMINAL OVERALL
first_end_locationBOTH ENDS
pin_overall_length0.875 INCHES NOMINAL IN
pin_size_designation3/0
second_end_relationship_with_first_endIDENTICAL
NSN5315-00-988-0369
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 52809-30-4 · 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
•
MATERIAL: COPPER ALLOY 172 OR COPPER ALLOY 173 OVERALL
•
HARDNESS RATING: 35.0 ROCKWELL C NOMINAL OVERALL
•
FIRST END LOCATION: BOTH ENDS
•
PIN SIZE DESIGNATION: 3/0
•
PIN OVERALL LENGTH: 0.875 INCHES NOMINAL IN
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
FIRST END STYLE: SQUARE
TYPICAL APPLICATIONS
  • Long-term data archival and compliance retention
  • Offsite backup and disaster recovery
  • Air-gapped ransomware protection
  • Cold storage tier for infrequently accessed data
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALCOPPER ALLOY 172 OR COPPER ALLOY 173 OVERALL
HARDNESS RATING35.0 ROCKWELL C NOMINAL OVERALL
FIRST END LOCATIONBOTH ENDS
PIN SIZE DESIGNATION3/0
PIN OVERALL LENGTH0.875 INCHES NOMINAL IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
FIRST END STYLESQUARE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
SM-B-157347Interchangeable
interchangeable cross-reference
interchangeable
52809Interchangeable
interchangeable cross-reference
interchangeable
GGG-G-17 TY8CL4STBInterchangeable
interchangeable cross-reference
interchangeable
599-9642-120Interchangeable
interchangeable cross-reference
interchangeable
9609NInterchangeable
interchangeable cross-reference
interchangeable
B107.100Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 52809-30-4?
52809-30-4 is a PIN,TAPERED,PLAIN.
What parts can replace 52809-30-4?
There are 6 known substitutes for 52809-30-4: SM-B-157347, 52809, GGG-G-17 TY8CL4STB and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 52809-30-4?
52809-30-4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-988-0369. 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