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3522 500 05012 — WASHER,SHOULDERED AND RECESSED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

3522 500 05012: WASHER,SHOULDERED AND RECESSED.

The WASHER,SHOULDERED AND RECESSED is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, recess_angle: 60.0 DEGREES NOMINAL, hole_diameter: 0.201 INCHES NOMINAL IN, shoulder_height: 0.250 INCHES NOMINAL IN, outside_diameter: 1.125 INCHES NOMINAL IN, special_features: 6 EXTERNAL KEYS. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-856-8119, 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
3522 500 05012
NSN: 5310-00-856-8119
FSC: 5310 — Nuts and Washers
CAGE: H0203 — THALES NEDERLAND (NLD)
SPECIFICATIONS
materialSTEEL OVERALL
recess_angle60.0 DEGREES NOMINAL
hole_diameter0.201 INCHES NOMINAL IN
shoulder_height0.250 INCHES NOMINAL IN
outside_diameter1.125 INCHES NOMINAL IN
special_features6 EXTERNAL KEYS
style_designatorSHOULDERED AND RECESSED
shoulder_diameter0.684 INCHES NOMINAL IN
surface_treatmentCADMIUM OVERALL
material_thickness0.030 INCHES NOMINAL IN
material_document_and_classificationQQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classificationQQ-P-416 CL 3 TY 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5310-00-856-8119
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 3522 500 05012 · 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 CL 3 TY 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
SHOULDER HEIGHT: 0.250 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SHOULDERED AND RECESSED
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 1.125 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.030 INCHES NOMINAL IN
•
SHOULDER DIAMETER: 0.684 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 CL 3 TY 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SHOULDER HEIGHT0.250 INCHES NOMINAL IN
STYLE DESIGNATORSHOULDERED AND RECESSED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER1.125 INCHES NOMINAL IN
MATERIAL THICKNESS0.030 INCHES NOMINAL IN
SHOULDER DIAMETER0.684 INCHES NOMINAL IN
SPECIAL FEATURES6 EXTERNAL KEYS
SURFACE TREATMENTCADMIUM OVERALL
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 6
236-1179P1Reference document
Same NSN cross-reference
Reference document — Secondary reference
236-1179Reference document
Same NSN cross-reference
Reference document — Secondary reference
PL1887874 IT. 1 5Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
MS75009-6Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
24-00105-002Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
MS75009Reference document
Same NSN cross-reference
Reference document — Identification reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3522 500 05012?
3522 500 05012 is a WASHER,SHOULDERED AND RECESSED.
What parts can replace 3522 500 05012?
There are 6 known substitutes for 3522 500 05012: 236-1179P1, 236-1179, PL1887874 IT. 1 5 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3522 500 05012?
3522 500 05012 is cataloged in the U.S. Government catalog under NSN 5310-00-856-8119. 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.