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Technical Data Sheet
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ST021712 — WASHER,SPRING TENSION

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

ST021712: WASHER,SPRING TENSION.

The WASHER,SPRING TENSION is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5310-01-447-5719, 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
ST021712
NSN: 5310-01-447-5719
FSC: 5310 — Nuts and Washers
CAGE: 5P630 — EVERLLENCE USA INC. (USA)
SPECIFICATIONS
Part NumberST021712
NSN5310-01-447-5719
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: ST021712 · 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
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
SUBSTITUTES & CROSS-REFERENCES 1
3C4/069 ITEM 22Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is ST021712?
ST021712 is a WASHER,SPRING TENSION.
What parts can replace ST021712?
There is 1 known substitute for ST021712: 3C4/069 ITEM 22. Substitute compatibility should be verified for your specific system.
What is the NSN for ST021712?
ST021712 is cataloged in the U.S. Government catalog under NSN 5310-01-447-5719. This indicates validated use in U.S. government and defense supply chains.
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