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PartsTable / COMPONENT / 505017
505017 ✓ 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

INSTALLATION KIT,ELECTRONIC EQUI. Key specifications include height: 0.125 INCHES NOMINAL IN, diameter: 0.368 INCHES MINIMUM AND 0.373 INCHES MAXIMUM IN, material: BERYLLIUM OXIDE OVERALL, head_style: FLAT, chamfer_length: 0.078 INCHES NOMINAL IN, overall_height: 0.030 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 5315-00-050-5017, 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
505017
NSN: 5315-00-050-5017
FSC: 5315
CAGE: 21450 — ARMY WEAPONS COMMAND ATTN AMSWE-REE-S (USA)
SPECIFICATIONS
height0.125 INCHES NOMINAL IN
diameter0.368 INCHES MINIMUM AND 0.373 INCHES MAXIMUM IN
materialBERYLLIUM OXIDE OVERALL
head_styleFLAT
chamfer_length0.078 INCHES NOMINAL IN
overall_height0.030 INCHES NOMINAL IN
inside_diameter0.120 INCHES NOMINAL IN
outside_diameter0.375 INCHES NOMINAL IN
style_designatorROUND, FLAT
pin_chamfer_angle15.0 DEGREES NOMINAL
pin_head_diameter0.500 INCHES NOMINAL IN
under_head_length1.125 INCHES NOMINAL IN
NSN5315-00-050-5017
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 505017 · 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
•
HEIGHT: 0.125 INCHES NOMINAL IN
•
UNDER HEAD LENGTH: 1.125 INCHES NOMINAL IN
•
PIN HEAD DIAMETER: 0.500 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
DIAMETER: 0.368 INCHES MINIMUM AND 0.373 INCHES MAXIMUM IN
•
CHAMFER LENGTH: 0.078 INCHES NOMINAL IN
•
HEAD STYLE: FLAT
•
HOLE ARRANGEMENT STYLE: ONE END DRILLED
TECHNICAL CHARACTERISTICS (FLIS)
HEIGHT0.125 INCHES NOMINAL IN
UNDER HEAD LENGTH1.125 INCHES NOMINAL IN
PIN HEAD DIAMETER0.500 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
DIAMETER0.368 INCHES MINIMUM AND 0.373 INCHES MAXIMUM IN
CHAMFER LENGTH0.078 INCHES NOMINAL IN
HEAD STYLEFLAT
HOLE ARRANGEMENT STYLEONE END DRILLED
PIN CHAMFER ANGLE15.0 DEGREES NOMINAL
STYLE DESIGNATORSTRAIGHT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
35786Interchangeable
interchangeable cross-reference
interchangeable
12-806Interchangeable
interchangeable cross-reference
interchangeable
125333HInterchangeable
interchangeable cross-reference
interchangeable
7117044Interchangeable
interchangeable cross-reference
interchangeable
7117044-6Interchangeable
interchangeable cross-reference
interchangeable
505-017Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 505017?
505017 is a INSTALLATION KIT,ELECTRONIC EQUI.
What parts can replace 505017?
There are 17 known substitutes for 505017: 35786, 12-806, 125333H and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 505017?
505017 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-050-5017. 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