PartsTable
Technical Data Sheet
PartsTable / COMPONENT / NAS561-3-20
NAS561-3-20 ✓ 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 diameter: 0.094 INCHES NOMINAL IN, overall_length: 1.230 INCHES MINIMUM AND 1.270 INCHES MAXIMUM IN, special_features: PIN SHALL BE FURNISHED WITH A BLACK TUMBLED OIL DIPPED FINISH, style_designator: SLOTTED, material_thickness: 0.022 INCHES NOMINAL IN, specification/standard_data: 80205-NAS561 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-814-5784, 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
NAS561-3-20
NSN: 5315-00-814-5784
FSC: 5315
CAGE: 80205 — NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE (USA)
SPECIFICATIONS
diameter0.094 INCHES NOMINAL IN
overall_length1.230 INCHES MINIMUM AND 1.270 INCHES MAXIMUM IN
special_featuresPIN SHALL BE FURNISHED WITH A BLACK TUMBLED OIL DIPPED FINISH
style_designatorSLOTTED
material_thickness0.022 INCHES NOMINAL IN
specification/standard_data80205-NAS561 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
NSN5315-00-814-5784
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: NAS561-3-20 · 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 1070 OR STEEL COMP 1071 OR STEEL COMP 1072 OR STEEL COMP 1074 OR STEEL COMP 1075 OR STEEL COMP 1078 OR STEEL COMP 1080 OR STEEL COMP 1084 OR STEEL COMP 1085 OR STEEL COMP 1086 OR STEEL COMP 1090 OR STEEL COMP 1095 OVERALL
•
STYLE DESIGNATOR: SLOTTED
•
DIAMETER: 0.094 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.022 INCHES NOMINAL IN
•
SPECIFICATION/STANDARD DATA: 80205-NAS561 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL COMP 1070 OR STEEL COMP 1071 OR STEEL COMP 1072 OR STEEL COMP 1074 OR STEEL COMP 1075 OR STEEL COMP 1078 OR STEEL COMP 1080 OR STEEL COMP 1084 OR STEEL COMP 1085 OR STEEL COMP 1086 OR STEEL COMP 1090 OR STEEL COMP 1095 OVERALL
STYLE DESIGNATORSLOTTED
DIAMETER0.094 INCHES NOMINAL IN
OVERALL LENGTH1.230 INCHES MINIMUM AND 1.270 INCHES MAXIMUM IN
MATERIAL THICKNESS0.022 INCHES NOMINAL IN
SPECIAL FEATURESPIN SHALL BE FURNISHED WITH A BLACK TUMBLED OIL DIPPED FINISH
SPECIFICATION/STANDARD DATA80205-NAS561 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
MIL-P10971EInterchangeable
interchangeable cross-reference
interchangeable
NAS1407N7M13Interchangeable
interchangeable cross-reference
interchangeable
125-0500MDPInterchangeable
interchangeable cross-reference
interchangeable
21128-00345Interchangeable
interchangeable cross-reference
interchangeable
MS51923-288Interchangeable
interchangeable cross-reference
interchangeable
NAS561SF2-4Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy NAS561-3-20?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is NAS561-3-20?
NAS561-3-20 is a PIN,SPRING.
What parts can replace NAS561-3-20?
There are 11 known substitutes for NAS561-3-20: MIL-P10971E, NAS1407N7M13, 125-0500MDP and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for NAS561-3-20?
NAS561-3-20 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-814-5784. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — NAS561-3-20

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026