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W08PH0SPHATEC0ATED — WASHER,KEY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

W08PH0SPHATEC0ATED: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 1.583 INCHES MINIMUM AND 1.603 INCHES MAXIMUM IN, outside_diameter: 2.000 INCHES MINIMUM AND 2.030 INCHES MAXIMUM IN, style_designator: KEY, surface_treatment: PHOSPHATE OVERALL, material_thickness: 0.058 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-186-0992, 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
W08PH0SPHATEC0ATED
NSN: 5310-00-186-0992
FSC: 5310 — Nuts and Washers
CAGE: 79568 — WHITTET-HIGGINS COMPANY (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter1.583 INCHES MINIMUM AND 1.603 INCHES MAXIMUM IN
outside_diameter2.000 INCHES MINIMUM AND 2.030 INCHES MAXIMUM IN
style_designatorKEY
surface_treatmentPHOSPHATE OVERALL
material_thickness0.058 INCHES NOMINAL IN
external_key_quantity15
external_prebent_key_width0.204 INCHES MINIMUM AND 0.234 INCHES MAXIMUM IN
internal_prebent_key_width0.250 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN
internal_prebent_key_length0.094 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
overall_distance_including_keys2.469 INCHES NOMINAL IN
NSN5310-00-186-0992
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: W08PH0SPHATEC0ATED · 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
•
INTERNAL PREBENT KEY WIDTH: 0.250 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN
•
OVERALL DISTANCE INCLUDING KEYS: 2.469 INCHES NOMINAL IN
•
STYLE DESIGNATOR: KEY
•
OUTSIDE DIAMETER: 2.000 INCHES MINIMUM AND 2.030 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.058 INCHES NOMINAL IN
•
EXTERNAL KEY QUANTITY: 15
•
INTERNAL PREBENT KEY LENGTH: 0.094 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
•
SURFACE TREATMENT: PHOSPHATE OVERALL
TECHNICAL CHARACTERISTICS
INTERNAL PREBENT KEY WIDTH0.250 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN
OVERALL DISTANCE INCLUDING KEYS2.469 INCHES NOMINAL IN
STYLE DESIGNATORKEY
OUTSIDE DIAMETER2.000 INCHES MINIMUM AND 2.030 INCHES MAXIMUM IN
MATERIAL THICKNESS0.058 INCHES NOMINAL IN
EXTERNAL KEY QUANTITY15
INTERNAL PREBENT KEY LENGTH0.094 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
SURFACE TREATMENTPHOSPHATE OVERALL
EXTERNAL PREBENT KEY WIDTH0.204 INCHES MINIMUM AND 0.234 INCHES MAXIMUM IN
MATERIALSTEEL OVERALL
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

No substitute or cross-reference records for this part.

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 W08PH0SPHATEC0ATED?
W08PH0SPHATEC0ATED is a WASHER,KEY.
What is the NSN for W08PH0SPHATEC0ATED?
W08PH0SPHATEC0ATED is cataloged in the U.S. Government catalog under NSN 5310-00-186-0992. 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.