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PartsTable / COMPONENT / A20806
A20806 ✓ 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 PIN,SPRING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 420 OVERALL, material_document_and_classification: AISI420 ASSN STD SINGLE MATERIAL RESPONSE OVERALL, part_name_assigned_by_controlling_agency: SPRING PIN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-707-7549, 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
A20806
NSN: 5315-01-707-7549
FSC: 5315
CAGE: 41950 — MUELLER CO (USA)
SPECIFICATIONS
materialSTEEL COMP 420 OVERALL
material_document_and_classificationAISI420 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
part_name_assigned_by_controlling_agencySPRING PIN
NSN5315-01-707-7549
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: A20806 · 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
•
MATERIAL: STEEL COMP 420 OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: AISI420 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
PART NAME ASSIGNED BY CONTROLLING AGENCYSPRING PIN
MATERIALSTEEL COMP 420 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONAISI420 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
H035PC2Interchangeable
interchangeable cross-reference
interchangeable
P307Interchangeable
interchangeable cross-reference
interchangeable
ARP-200LInterchangeable
interchangeable cross-reference
interchangeable
PF200LInterchangeable
interchangeable cross-reference
interchangeable
2549Interchangeable
interchangeable cross-reference
interchangeable
65548Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A20806?
A20806 is a PIN,SPRING.
What parts can replace A20806?
There are 15 known substitutes for A20806: H035PC2, P307, ARP-200L and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A20806?
A20806 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-707-7549. 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