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PartsTable / COMPONENT / A4-15
A4-15 ✓ 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 TRANSFORMER,RADIO FREQUENCY is a the manufacturer industrial component. Key specifications include phase: THREE INPUT, material: STEEL UNS K08500 OVERALL, end_style: SPRING END,SQUARED BOTH ENDS, duty_cycle: CONTINUOUS, body_length: 1.563 INCHES NOMINAL IN, grip_length: 1.500 INCHES MINIMUM AND 1.503 INCHES MAXIMUM 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 5315-00-290-4689, 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
A4-15
NSN: 5315-00-290-4689
FSC: 5315
CAGE: 84256 — AVIBANK MFG., INC. DBA AVIBANK MANUFACTURING INC (USA)
SPECIFICATIONS
phaseTHREE INPUT
materialSTEEL UNS K08500 OVERALL
end_styleSPRING END,SQUARED BOTH ENDS
duty_cycleCONTINUOUS
body_length1.563 INCHES NOMINAL IN
grip_length1.500 INCHES MINIMUM AND 1.503 INCHES MAXIMUM IN
power_rating60.000 HORSEPOWER OUTPUT
coil_quantity7
head_diameter0.360 INCHES MINIMUM AND 0.450 INCHES MAXIMUM IN
rating_methodWINDING TURNS SINGLE COMPONENT SINGLE PRIMARY
turn_quantity920 SINGLE COMPONENT SINGLE PRIMARY
actuation_typePULL AND PUSH
NSN5315-00-290-4689
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: A4-15 · 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
•
GRIP LENGTH: 1.500 INCHES MINIMUM AND 1.503 INCHES MAXIMUM IN
•
DETENT QUANTITY: 2
•
ACTUATION TYPE: PULL AND PUSH
•
HEAD DIAMETER: 0.360 INCHES MINIMUM AND 0.450 INCHES MAXIMUM IN
•
PIN ATTACHMENT TYPE: RING
•
SURFACE TREATMENT: CADMIUM OVERALL
•
SHANK DIAMETER: 0.250 INCHES NOMINAL IN
•
RING HANDLE DIAMETER: 1.000 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
GRIP LENGTH1.500 INCHES MINIMUM AND 1.503 INCHES MAXIMUM IN
DETENT QUANTITY2
ACTUATION TYPEPULL AND PUSH
HEAD DIAMETER0.360 INCHES MINIMUM AND 0.450 INCHES MAXIMUM IN
PIN ATTACHMENT TYPERING
SURFACE TREATMENTCADMIUM OVERALL
SHANK DIAMETER0.250 INCHES NOMINAL IN
RING HANDLE DIAMETER1.000 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN
DETENT TO TAPERED END DISTANCE0.410 INCHES NOMINAL IN
SHOULDER TO HEAD END DISTANCE0.720 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
SS202Interchangeable
interchangeable cross-reference
interchangeable
A4-15Interchangeable
interchangeable cross-reference
interchangeable
CK1005Interchangeable
interchangeable cross-reference
interchangeable
0000010351Interchangeable
interchangeable cross-reference
interchangeable
P40G334Interchangeable
interchangeable cross-reference
interchangeable
00781568103555Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A4-15?
A4-15 is a TRANSFORMER,RADIO FREQUENCY.
What parts can replace A4-15?
There are 7 known substitutes for A4-15: SS202, A4-15, CK1005 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A4-15?
A4-15 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-290-4689. 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