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32-19757-3 — WASHER,RECESSED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

32-19757-3: WASHER,RECESSED.

The WASHER,RECESSED is a the manufacturer industrial component. Key specifications include material: STEEL COMP C OVERALL, recess_angle: 100.0 DEGREES NOMINAL, hole_diameter: 0.454 INCHES NOMINAL IN, heat_treatment: QUENCHED AND TEMPERED, recess_diameter: 0.752 INCHES NOMINAL IN, outside_diameter: 0.915 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-783-2162, 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
32-19757-3
NSN: 5310-00-783-2162
FSC: 5310 — Nuts and Washers
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialSTEEL COMP C OVERALL
recess_angle100.0 DEGREES NOMINAL
hole_diameter0.454 INCHES NOMINAL IN
heat_treatmentQUENCHED AND TEMPERED
recess_diameter0.752 INCHES NOMINAL IN
outside_diameter0.915 INCHES NOMINAL IN
style_designatorRECESSED
surface_treatmentCADMIUM OVERALL
material_thickness0.125 INCHES NOMINAL IN
material_document_and_classificationMIL-S-5626 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classificationQQ-P-416,TYPE 1,CLASS B FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5310-00-783-2162
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 32-19757-3 · 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TYPE 1,CLASS B FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
HEAT TREATMENT: QUENCHED AND TEMPERED
•
STYLE DESIGNATOR: RECESSED
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-5626 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 0.915 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.125 INCHES NOMINAL IN
•
RECESS DIAMETER: 0.752 INCHES NOMINAL IN
•
SURFACE TREATMENT: CADMIUM OVERALL
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE 1,CLASS B FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HEAT TREATMENTQUENCHED AND TEMPERED
STYLE DESIGNATORRECESSED
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5626 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER0.915 INCHES NOMINAL IN
MATERIAL THICKNESS0.125 INCHES NOMINAL IN
RECESS DIAMETER0.752 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM OVERALL
MATERIALSTEEL COMP C OVERALL
HOLE DIAMETER0.454 INCHES NOMINAL IN
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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 32-19757-3?
32-19757-3 is a WASHER,RECESSED.
What is the NSN for 32-19757-3?
32-19757-3 is cataloged in the U.S. Government catalog under NSN 5310-00-783-2162. 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.