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Technical Data Sheet
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A10289 — PLATE,BACK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

A10289: PLATE,BACK.

The PLATE,BACK is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5310-00-623-1765, 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
A10289
NSN: 5310-00-623-1765
NIINs: 006231765, 009182618
FSC: 5310 — Nuts and Washers
CAGE: 31260 — DRS CODEM SYSTEMS, INC DIV DRS CODEM SYSTEMS, INC. (WEST) (USA)
SPECIFICATIONS
general_characteristics_item_descriptionSTEEL;PER ASTM A322 OR A331,4140 OR 41L40;3.700 IN. O/A LG;1.375 IN. DIA AT ONE END;5.130 IN. DIA AT THE OTHER END;1.062 IN. ID IN
NSN5310-00-623-1765
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: A10289 · 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
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A10289?
A10289 is a PLATE,BACK.
What is the NSN for A10289?
A10289 is cataloged in the U.S. Government catalog under NSN 5310-00-623-1765. This indicates validated use in U.S. government and defense supply chains.
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