PartsTable
Technical Data Sheet
NAS561C3-8 ✓ 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: 0.099 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN, material: STEEL COMP 410 OR STEEL COMP 420 OVERALL, overall_length: 0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN, shear_strength: 1000 DOUBLE POUND, surface_finish: 80.0 MICROINCHES OUTSIDE DIAMETER, hardness_rating: 43.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM OVERALL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-058-9731, 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
NAS561C3-8
NSN: 5315-00-058-9731
FSC: 5315
CAGE: 84205 — ATHEY C M PAINT CO (USA)
SPECIFICATIONS
diameter0.099 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN
materialSTEEL COMP 410 OR STEEL COMP 420 OVERALL
overall_length0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN
shear_strength1000 DOUBLE POUND
surface_finish80.0 MICROINCHES OUTSIDE DIAMETER
hardness_rating43.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM OVERALL
style_designatorSLOTTED
surface_treatmentPASSIVATE OVERALL
material_thickness0.022 INCHES NOMINAL IN
material_document_and_classification66 FED STD ALL MATERIAL RESPONSES OVERALL
surface_treatment_document_and_classificationASTM A380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
NSN5315-00-058-9731
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: NAS561C3-8 · 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 THICKNESS: 0.022 INCHES NOMINAL IN
HARDNESS RATING: 43.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM OVERALL
STYLE DESIGNATOR: SLOTTED
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES OVERALL
MATERIAL: STEEL COMP 410 OR STEEL COMP 420 OVERALL
SURFACE TREATMENT: PASSIVATE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL THICKNESS0.022 INCHES NOMINAL IN
HARDNESS RATING43.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM OVERALL
OVERALL LENGTH0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN
END ITEM IDENTIFICATIONW/S: SYSTEMS, JP-5 AVIATION FUELS; GUIDED MISSILE LAUNCHING SYSTEM, MK 26 (GMLS); RADAR SET, AN/PPS-5B; MISSILE, AIR INTERCEPT, SIDEWINDER (AIM-9); TRAFFIC JAM, AN/TLQ-17A; AIRCRAFT, (AC-130H, MC-130H, EC-130E, HC-130); SUPPORT EQUIPMENT, B-1 AIRCRAFT; TEST CONSOLES, MINI-SACE; MISSILE, AIR-TO-AIR, SPARROW (AIM-7) A
STYLE DESIGNATORSLOTTED
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
MATERIALSTEEL COMP 410 OR STEEL COMP 420 OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
SHEAR STRENGTH1000 DOUBLE POUND
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM A380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
131182Interchangeable
interchangeable cross-reference
interchangeable
25704-281210-41-0Interchangeable
interchangeable cross-reference
interchangeable
MS35337-23Interchangeable
interchangeable cross-reference
interchangeable
140951Interchangeable
interchangeable cross-reference
interchangeable
829948Interchangeable
interchangeable cross-reference
interchangeable
C311Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is NAS561C3-8?
NAS561C3-8 is a PIN,SPRING.
What parts can replace NAS561C3-8?
There are 19 known substitutes for NAS561C3-8: 131182, 25704-281210-41-0, MS35337-23 and 16 more. Substitute compatibility should be verified for your specific system.
Is NAS561C3-8 still available?
NAS561C3-8 is currently cancelled.
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