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Technical Data Sheet
PartsTable / COMPONENT / 1047528
1047528 ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The WASHER,SHOULDERED is a the manufacturer industrial component. Key specifications include color: BLACK OVERALL, material: STEEL COMP 416 OVERALL, hole_diameter: 0.375 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN, shoulder_height: 0.126 INCHES MINIMUM AND 0.127 INCHES MAXIMUM IN, outside_diameter: 1.370 INCHES NOMINAL IN, style_designator: SHOULDERED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-315-4948, 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
1047528
NSN: 5310-00-315-4948
FSC: 5310
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
colorBLACK OVERALL
materialSTEEL COMP 416 OVERALL
hole_diameter0.375 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN
shoulder_height0.126 INCHES MINIMUM AND 0.127 INCHES MAXIMUM IN
outside_diameter1.370 INCHES NOMINAL IN
style_designatorSHOULDERED
shoulder_diameter0.998 INCHES MINIMUM AND 0.999 INCHES MAXIMUM IN
surface_treatmentOXIDE OVERALL
material_thickness0.061 INCHES NOMINAL IN
material_document_and_classificationQQ-S-764,CONDITION A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classificationMIL-F-13924,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5310-00-315-4948
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 1047528 · 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: 1.370 INCHES NOMINAL IN
•
SHOULDER HEIGHT: 0.126 INCHES MINIMUM AND 0.127 INCHES MAXIMUM IN
•
SURFACE TREATMENT: OXIDE OVERALL
•
STYLE DESIGNATOR: SHOULDERED
•
HOLE DIAMETER: 0.375 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN
•
COLOR: BLACK OVERALL
•
SHOULDER DIAMETER: 0.998 INCHES MINIMUM AND 0.999 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER1.370 INCHES NOMINAL IN
SHOULDER HEIGHT0.126 INCHES MINIMUM AND 0.127 INCHES MAXIMUM IN
SURFACE TREATMENTOXIDE OVERALL
STYLE DESIGNATORSHOULDERED
HOLE DIAMETER0.375 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN
COLORBLACK OVERALL
SHOULDER DIAMETER0.998 INCHES MINIMUM AND 0.999 INCHES MAXIMUM IN
SPECIAL FEATURESONE HOLE 0.1406 IN. DIA LOCATED ON FLANGE,ONE HOLE 0.1695 IN. DIA LOCATED ON FLANGE,TWO HOLES 0.055 IN. DIA LOCATED ON FLANGE,TWO HOLES 0.164-32 UNC 2B LOCATED ON FLANGE,HOLES ARE EQUALLY SPACED AT 60 DEG,LIKE HOLES ARE OPPOSITE EACH OTHER IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-F-13924,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
MATERIAL THICKNESS0.061 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
6229SInterchangeable
interchangeable cross-reference
interchangeable
6229Interchangeable
interchangeable cross-reference
interchangeable
3671194Interchangeable
interchangeable cross-reference
interchangeable
5-281300002Interchangeable
interchangeable cross-reference
interchangeable
B16-22-1951Interchangeable
interchangeable cross-reference
interchangeable
1004Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1047528?
1047528 is a WASHER,SHOULDERED.
What parts can replace 1047528?
There are 17 known substitutes for 1047528: 6229S, 6229, 3671194 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1047528?
1047528 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-315-4948. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026