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Technical Data Sheet
PartsTable / COMPONENT / 13038207
13038207 ✓ 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 hole_diameter: 0.260 INCHES NOMINAL IN, overall_height: 0.090 INCHES NOMINAL IN, shoulder_height: 0.040 INCHES NOMINAL IN, outside_diameter: 0.630 INCHES NOMINAL IN, style_designator: SHOULDERED, shoulder_diameter: 0.370 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 5310-01-605-7367, 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
13038207
NSN: 5310-01-605-7367
FSC: 5310
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
hole_diameter0.260 INCHES NOMINAL IN
overall_height0.090 INCHES NOMINAL IN
shoulder_height0.040 INCHES NOMINAL IN
outside_diameter0.630 INCHES NOMINAL IN
style_designatorSHOULDERED
shoulder_diameter0.370 INCHES NOMINAL IN
end_item_identificationMACHINE GUN, CALIBER .50 M2 SERIES WITH TRIPOD M3 AND MOUNT M63
part_name_assigned_by_controlling_agencyWASHER, STEP
NSN5310-01-605-7367
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 13038207 · 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: 0.630 INCHES NOMINAL IN
•
SHOULDER HEIGHT: 0.040 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SHOULDERED
•
HOLE DIAMETER: 0.260 INCHES NOMINAL IN
•
SHOULDER DIAMETER: 0.370 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONMACHINE GUN, CALIBER .50 M2 SERIES WITH TRIPOD M3 AND MOUNT M63
OUTSIDE DIAMETER0.630 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYWASHER, STEP
SHOULDER HEIGHT0.040 INCHES NOMINAL IN
STYLE DESIGNATORSHOULDERED
OVERALL HEIGHT0.090 INCHES NOMINAL IN
HOLE DIAMETER0.260 INCHES NOMINAL IN
SHOULDER DIAMETER0.370 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
ADW-1Interchangeable
interchangeable cross-reference
interchangeable
361-0149-000Interchangeable
interchangeable cross-reference
interchangeable
ADIWInterchangeable
interchangeable cross-reference
interchangeable
11500483-1Interchangeable
interchangeable cross-reference
interchangeable
7510-5Interchangeable
interchangeable cross-reference
interchangeable
D21785Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 13038207?
13038207 is a WASHER,SHOULDERED.
What parts can replace 13038207?
There are 9 known substitutes for 13038207: ADW-1, 361-0149-000, ADIW and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 13038207?
13038207 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-605-7367. 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