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69-766-3 — WASHER,SPRING TENSION

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

69-766-3: WASHER,SPRING TENSION.

The WASHER,SPRING TENSION is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, overall_height: 0.344 INCHES NOMINAL IN, outside_diameter: 1.750 INCHES NOMINAL IN, special_features: 2 FLATS EQUALLY SPACED ON OD,CENTER HOLE RECTANGULAR SHAPE,0.875 IN. LONG BY 0.500 IN.

WIDE IN, material_thickness: 0.017 INCHES NOMINAL IN. This part is cataloged in the U.S. Government catalog under NSN 5310-00-853-4877, 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
69-766-3
NSN: 5310-00-853-4877
FSC: 5310 — Nuts and Washers
CAGE: 15605 — EATON CORP OPNS & TECHNICAL CENTER (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_height0.344 INCHES NOMINAL IN
outside_diameter1.750 INCHES NOMINAL IN
special_features2 FLATS EQUALLY SPACED ON OD,CENTER HOLE RECTANGULAR SHAPE,0.875 IN. LONG BY 0.500 IN. WIDE IN
material_thickness0.017 INCHES NOMINAL IN
NSN5310-00-853-4877
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 69-766-3 · 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
•
OUTSIDE DIAMETER: 1.750 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.017 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.344 INCHES NOMINAL IN
OUTSIDE DIAMETER1.750 INCHES NOMINAL IN
MATERIAL THICKNESS0.017 INCHES NOMINAL IN
SPECIAL FEATURES2 FLATS EQUALLY SPACED ON OD,CENTER HOLE RECTANGULAR SHAPE,0.875 IN. LONG BY 0.500 IN. WIDE IN
MATERIALSTEEL 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
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 69-766-3?
69-766-3 is a WASHER,SPRING TENSION.
What is the NSN for 69-766-3?
69-766-3 is cataloged in the U.S. Government catalog under NSN 5310-00-853-4877. 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.