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K11404 — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

K11404: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 OVERALL, hole_diameter: 0.250 INCHES NOMINAL IN, heat_treatment: AS FABRICATED, outside_diameter: 0.470 INCHES MINIMUM AND 0.485 INCHES MAXIMUM IN, style_designator: SPLIT HELICAL-RIGHT HAND, material_thickness: 0.056 INCHES MINIMUM AND 0.061 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-849-9656, 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
K11404
NSN: 5310-00-849-9656
FSC: 5310 — Nuts and Washers
CAGE: K0680 — ROLLS-ROYCE AIRLINES (GBR)
SPECIFICATIONS
materialSTEEL COMP 302 OVERALL
hole_diameter0.250 INCHES NOMINAL IN
heat_treatmentAS FABRICATED
outside_diameter0.470 INCHES MINIMUM AND 0.485 INCHES MAXIMUM IN
style_designatorSPLIT HELICAL-RIGHT HAND
material_thickness0.056 INCHES MINIMUM AND 0.061 INCHES MAXIMUM IN
departure_from_cited_documentNONW
material_document_and_classificationAMS 5688 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-849-9656
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: K11404 · 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
•
HEAT TREATMENT: AS FABRICATED
•
STYLE DESIGNATOR: SPLIT HELICAL-RIGHT HAND
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5688 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 0.470 INCHES MINIMUM AND 0.485 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.056 INCHES MINIMUM AND 0.061 INCHES MAXIMUM IN
•
DEPARTURE FROM CITED DOCUMENT: NONW
•
MATERIAL: STEEL COMP 302 OVERALL
•
HOLE DIAMETER: 0.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
HEAT TREATMENTAS FABRICATED
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5688 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER0.470 INCHES MINIMUM AND 0.485 INCHES MAXIMUM IN
MATERIAL THICKNESS0.056 INCHES MINIMUM AND 0.061 INCHES MAXIMUM IN
DEPARTURE FROM CITED DOCUMENTNONW
MATERIALSTEEL COMP 302 OVERALL
HOLE DIAMETER0.250 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
SUBSTITUTES & CROSS-REFERENCES 1
6864039Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 K11404?
K11404 is a WASHER,LOCK.
What parts can replace K11404?
There is 1 known substitute for K11404: 6864039. Substitute compatibility should be verified for your specific system.
What is the NSN for K11404?
K11404 is cataloged in the U.S. Government catalog under NSN 5310-00-849-9656. This indicates validated use in U.S. government and defense supply chains.
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