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Technical Data Sheet
PartsTable / COMPONENT / 202005
202005 ✓ Verified by PartsTable
Hama · 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

RECTIFIER,SEMICONDUCTOR DEVICE,U. Key specifications include shape: CYLINDRICAL, material: SILICON, end_style: SPRING END,SQUARED AND GROUND BOTH ENDS, body_style: BLOCK TYPE, overall_width: 1.255 INCHES MAXIMUM IN, overall_height: 0.380 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-359-8978, 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
202005
NSN: 5310-00-359-8978
FSC: 5310
CAGE: 77948 — SINGER CO THE (USA)
SPECIFICATIONS
shapeCYLINDRICAL
materialSILICON
end_styleSPRING END,SQUARED AND GROUND BOTH ENDS
body_styleBLOCK TYPE
coil_quantity6
overall_width1.255 INCHES MAXIMUM IN
overall_height0.380 INCHES MAXIMUM IN
overall_length1.255 INCHES MAXIMUM IN
board_thickness0.500 INCHES IN
inside_diameter0.870 INCHES MINIMUM AND 0.900 INCHES MAXIMUM IN
mounting_methodUNTHREADED HOLE(S)
terminal_designVERTICAL FEEDTHRU
NSN5310-00-359-8978
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 202005 · Hama ⚠ 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
20200-5Interchangeable
interchangeable cross-reference
interchangeable
70677066Interchangeable
interchangeable cross-reference
interchangeable
7538Interchangeable
interchangeable cross-reference
interchangeable
10054571Interchangeable
interchangeable cross-reference
interchangeable
367-059-001Interchangeable
interchangeable cross-reference
interchangeable
2710028-00Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 202005?
202005 is a RECTIFIER,SEMICONDUCTOR DEVICE,U manufactured by Hama.
What parts can replace 202005?
There are 9 known substitutes for 202005: 20200-5, 70677066, 7538 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 202005?
202005 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-359-8978. 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