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PartsTable / COMPONENT / 7571864P6
7571864P6 ✓ 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 material: PLASTIC POLYAMIDE NYLON OVERALL, hole_diameter: 0.172 INCHES NOMINAL IN, shoulder_height: 0.031 INCHES NOMINAL IN, outside_diameter: 0.375 INCHES NOMINAL IN, style_designator: SHOULDERED, shoulder_diameter: 0.246 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-998-5039, 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
7571864P6
NSN: 5310-00-998-5039
FSC: 5310
CAGE: 99971 — LOCKHEED MARTIN CORP NAVAL ELECTRONICS & SURVEILLANCE SYSTEMS (USA)
SPECIFICATIONS
materialPLASTIC POLYAMIDE NYLON OVERALL
hole_diameter0.172 INCHES NOMINAL IN
shoulder_height0.031 INCHES NOMINAL IN
outside_diameter0.375 INCHES NOMINAL IN
style_designatorSHOULDERED
shoulder_diameter0.246 INCHES NOMINAL IN
material_thickness0.062 INCHES NOMINAL IN
NSN5310-00-998-5039
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 7571864P6 · 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
•
HOLE DIAMETER: 0.172 INCHES NOMINAL IN
•
MATERIAL: PLASTIC POLYAMIDE NYLON OVERALL
•
STYLE DESIGNATOR: SHOULDERED
•
SHOULDER HEIGHT: 0.031 INCHES NOMINAL IN
•
SHOULDER DIAMETER: 0.246 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 0.375 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.062 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
HOLE DIAMETER0.172 INCHES NOMINAL IN
MATERIALPLASTIC POLYAMIDE NYLON OVERALL
STYLE DESIGNATORSHOULDERED
SHOULDER HEIGHT0.031 INCHES NOMINAL IN
SHOULDER DIAMETER0.246 INCHES NOMINAL IN
OUTSIDE DIAMETER0.375 INCHES NOMINAL IN
MATERIAL THICKNESS0.062 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
NAS463YC516HInterchangeable
interchangeable cross-reference
interchangeable
10121311Interchangeable
interchangeable cross-reference
interchangeable
DWG5110-00-373-1691Interchangeable
interchangeable cross-reference
interchangeable
TF1124Interchangeable
interchangeable cross-reference
interchangeable
TR1Interchangeable
interchangeable cross-reference
interchangeable
2665Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7571864P6?
7571864P6 is a WASHER,SHOULDERED.
What parts can replace 7571864P6?
There are 19 known substitutes for 7571864P6: NAS463YC516H, 10121311, DWG5110-00-373-1691 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 7571864P6?
7571864P6 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-998-5039. 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