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13206E0613 — WASHER,KEY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

13206E0613: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. Key specifications include hole_diameter: 0.260 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN, outside_diameter: 0.438 INCHES NOMINAL IN, special_features: TWO KEYS AND ONE CENTRAL HOLE ON A FLAT BASE 5/8 IN LG BY 1/8 IN HT IN, style_designator: KEY, surface_treatment: OXIDE FILM OR PHOSPHATE OVERALL, material_thickness: 0.0299 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-017-8328, 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
13206E0613
NSN: 5310-00-017-8328
FSC: 5310 — Nuts and Washers
CAGE: 97403 — CECOM LR CENTER (USA)
SPECIFICATIONS
hole_diameter0.260 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN
outside_diameter0.438 INCHES NOMINAL IN
special_featuresTWO KEYS AND ONE CENTRAL HOLE ON A FLAT BASE 5/8 IN LG BY 1/8 IN HT IN
style_designatorKEY
surface_treatmentOXIDE FILM OR PHOSPHATE OVERALL
material_thickness0.0299 INCHES NOMINAL IN
peening_key_length0.234 INCHES NOMINAL IN
external_key_quantity3
internal_prebent_key_angle10.0 DEGREES NOMINAL
external_straight_key_width0.188 INCHES NOMINAL IN
external_straight_key_length0.438 INCHES NOMINAL IN
overall_distance_including_keys0.632 INCHES NOMINAL IN
NSN5310-00-017-8328
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 13206E0613 · 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
•
EXTERNAL STRAIGHT KEY LENGTH: 0.438 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: AMS 2485 ASSN STD 1ST TREATMENT RESPONSE OR AMS 2481 ASSN STD 2ND TREATMENT RESPONSE OVERALL
•
INTERNAL PREBENT KEY ANGLE: 10.0 DEGREES NOMINAL
•
OVERALL DISTANCE INCLUDING KEYS: 0.632 INCHES NOMINAL IN
•
STYLE DESIGNATOR: KEY
•
MAJOR DISTANCE FROM OUTSIDE OF WASHER TO OFF-CENTER KEY: 0.349 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE ASSN STD ALL MATERIAL RESPONSES OVERALL
•
OUTSIDE DIAMETER: 0.438 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
EXTERNAL STRAIGHT KEY LENGTH0.438 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS 2485 ASSN STD 1ST TREATMENT RESPONSE OR AMS 2481 ASSN STD 2ND TREATMENT RESPONSE OVERALL
INTERNAL PREBENT KEY ANGLE10.0 DEGREES NOMINAL
OVERALL DISTANCE INCLUDING KEYS0.632 INCHES NOMINAL IN
STYLE DESIGNATORKEY
MAJOR DISTANCE FROM OUTSIDE OF WASHER TO OFF-CENTER KEY0.349 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD ALL MATERIAL RESPONSES OVERALL
OUTSIDE DIAMETER0.438 INCHES NOMINAL IN
PEENING KEY LENGTH0.234 INCHES NOMINAL IN
MATERIAL THICKNESS0.0299 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 2
377019BReference document
Same NSN cross-reference
Reference document — Secondary reference
ERBA245Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 13206E0613?
13206E0613 is a WASHER,KEY.
What parts can replace 13206E0613?
There are 2 known substitutes for 13206E0613: 377019B, ERBA245. Substitute compatibility should be verified for your specific system.
What is the NSN for 13206E0613?
13206E0613 is cataloged in the U.S. Government catalog under NSN 5310-00-017-8328. 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.