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Technical Data Sheet
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96890 — WASHER,SPRING TENSION

✓ Government record, cited
Esselte · NUT WASHER
PRODUCT OVERVIEW

96890: WASHER,SPRING TENSION.

Dry Wipe Cleaner for whiteboard, let you easy remove ink from the surface. Easy to change felt pad by a Velcro. Magnetic, stick to the board when not in use.

Key specifications include material: STEEL COMP 631 OVERALL, hardness_rating: 38.0 ROCKWELL C MINIMUM, surface_treatment: PASSIVATE OVERALL, material_document_and_classification: AMS 5644 MFR REF SINGLE MATERIAL RESPONSE OVERALL. This part is cataloged in the U.S. Government catalog under NSN 5310-00-385-9262, 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
96890
NSN: 5310-00-385-9262
FSC: 5310 — Nuts and Washers
CAGE: 11599 — TRIUMPH ENGINE CONTROL SYSTEMS LLC (USA)
SPECIFICATIONS
materialSTEEL COMP 631 OVERALL
hardness_rating38.0 ROCKWELL C MINIMUM
surface_treatmentPASSIVATE OVERALL
material_document_and_classificationAMS 5644 MFR REF SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-385-9262
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 96890 · Esselte ⚠ 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
•
HARDNESS RATING: 38.0 ROCKWELL C MINIMUM
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5644 MFR REF SINGLE MATERIAL RESPONSE OVERALL
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
MATERIAL: STEEL COMP 631 OVERALL
TECHNICAL CHARACTERISTICS
HARDNESS RATING38.0 ROCKWELL C MINIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5644 MFR REF SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
MATERIALSTEEL COMP 631 OVERALL
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

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 96890?
96890 is a WASHER,SPRING TENSION manufactured by Esselte.
What is the NSN for 96890?
96890 is cataloged in the U.S. Government catalog under NSN 5310-00-385-9262. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.