PartsTable
Technical Data Sheet
Download PDF

13143768 — WASHER,SHOULDERED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

13143768: WASHER,SHOULDERED.

The WASHER,SHOULDERED is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 0.501 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN, shoulder_height: 0.014 INCHES MINIMUM AND 0.018 INCHES MAXIMUM IN, outside_diameter: 1.120 INCHES NOMINAL IN, style_designator: SHOULDERED, shoulder_diameter: 0.620 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-123-8494, 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
13143768
NSN: 5310-01-123-8494
FSC: 5310 — Nuts and Washers
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter0.501 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN
shoulder_height0.014 INCHES MINIMUM AND 0.018 INCHES MAXIMUM IN
outside_diameter1.120 INCHES NOMINAL IN
style_designatorSHOULDERED
shoulder_diameter0.620 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
surface_treatmentCADMIUM OVERALL
material_thickness0.124 INCHES MINIMUM AND 0.126 INCHES MAXIMUM IN
material_document_and_classificationQQ-T-570,PRECISION GROUND FED SPEC SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classificationMIL-C-8837,TYPE II,CLASS 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5310-01-123-8494
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 13143768 · 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: MIL-C-8837,TYPE II,CLASS 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
SHOULDER HEIGHT: 0.014 INCHES MINIMUM AND 0.018 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SHOULDERED
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-T-570,PRECISION GROUND FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 1.120 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.124 INCHES MINIMUM AND 0.126 INCHES MAXIMUM IN
•
SHOULDER DIAMETER: 0.620 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
•
SURFACE TREATMENT: CADMIUM OVERALL
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-8837,TYPE II,CLASS 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SHOULDER HEIGHT0.014 INCHES MINIMUM AND 0.018 INCHES MAXIMUM IN
STYLE DESIGNATORSHOULDERED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-T-570,PRECISION GROUND FED SPEC SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER1.120 INCHES NOMINAL IN
MATERIAL THICKNESS0.124 INCHES MINIMUM AND 0.126 INCHES MAXIMUM IN
SHOULDER DIAMETER0.620 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
SURFACE TREATMENTCADMIUM OVERALL
MATERIALSTEEL OVERALL
HOLE DIAMETER0.501 INCHES MINIMUM AND 0.505 INCHES MAXIMUM 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
Ready to buy 13143768?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 13143768?
13143768 is a WASHER,SHOULDERED.
What is the NSN for 13143768?
13143768 is cataloged in the U.S. Government catalog under NSN 5310-01-123-8494. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 13143768

✓ 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.