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560411 — TRANSFORMER,AUDIO FREQUENCY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

560411: TRANSFORMER,AUDIO FREQUENCY.

The TRANSFORMER,AUDIO FREQUENCY is a the manufacturer industrial component. Key specifications include material: CELLULOSE OVERALL, body_width: 1.780 INCHES NOMINAL IN, body_height: 2.190 INCHES NOMINAL IN, body_length: 1.890 INCHES NOMINAL IN, hole_diameter: 0.500 INCHES NOMINAL IN, inclosure_type: HERMETICALLY SEALED. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-018-7521, 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
560411
NSN: 5310-00-018-7521
NIINs: 000187521, 006476284
FSC: 5310 — Nuts and Washers
CAGE: 86928 — SEASTROM MANUFACTURING CO INC (USA)
SPECIFICATIONS
materialCELLULOSE OVERALL
body_width1.780 INCHES NOMINAL IN
body_height2.190 INCHES NOMINAL IN
body_length1.890 INCHES NOMINAL IN
hole_diameter0.500 INCHES NOMINAL IN
inclosure_typeHERMETICALLY SEALED
mounting_methodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
shoulder_height0.031 INCHES NOMINAL IN
frequency_rating300.0 HERTZ MINIMUM AND 2.7 KILOHERTZ MAXIMUM SINGLE COMPONENT
outside_diameter1.000 INCHES NOMINAL IN
style_designatorSHOULDERED
shoulder_diameter0.750 INCHES NOMINAL IN
NSN5310-00-018-7521
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 560411 · 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
•
SHOULDER HEIGHT: 0.031 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SHOULDERED
•
OUTSIDE DIAMETER: 1.000 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.031 INCHES NOMINAL IN
•
SHOULDER DIAMETER: 0.750 INCHES NOMINAL IN
•
MATERIAL: CELLULOSE OVERALL
•
HOLE DIAMETER: 0.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SHOULDER HEIGHT0.031 INCHES NOMINAL IN
STYLE DESIGNATORSHOULDERED
OUTSIDE DIAMETER1.000 INCHES NOMINAL IN
MATERIAL THICKNESS0.031 INCHES NOMINAL IN
SHOULDER DIAMETER0.750 INCHES NOMINAL IN
MATERIALCELLULOSE OVERALL
HOLE DIAMETER0.500 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
S11858776-5Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 560411?
560411 is a TRANSFORMER,AUDIO FREQUENCY.
What parts can replace 560411?
There is 1 known substitute for 560411: S11858776-5. Substitute compatibility should be verified for your specific system.
What is the NSN for 560411?
560411 is cataloged in the U.S. Government catalog under NSN 5310-00-018-7521. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.