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525314 — WASHER,KEY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

525314: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 0.327 INCHES NOMINAL IN, outside_diameter: 0.500 INCHES NOMINAL IN, style_designator: KEY, material_thickness: 0.282 INCHES NOMINAL IN, end_item_identification: 2835-01-273-7715 TURBINE GAS MARINE ONBOARD 378 FT WHEC COAST GUARD VESSELS FT. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-362-6174, 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
525314
NSN: 5310-01-362-6174
FSC: 5310 — Nuts and Washers
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter0.327 INCHES NOMINAL IN
outside_diameter0.500 INCHES NOMINAL IN
style_designatorKEY
material_thickness0.282 INCHES NOMINAL IN
end_item_identification2835-01-273-7715 TURBINE GAS MARINE ONBOARD 378 FT WHEC COAST GUARD VESSELS FT
angle_between_external_keys60.0 DEGREES NOMINAL
external_straight_key_length0.250 INCHES NOMINAL IN
overall_distance_including_keys0.750 INCHES NOMINAL IN
NSN5310-01-362-6174
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 525314 · 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: 0.250 INCHES NOMINAL IN
•
OVERALL DISTANCE INCLUDING KEYS: 0.750 INCHES NOMINAL IN
•
STYLE DESIGNATOR: KEY
•
OUTSIDE DIAMETER: 0.500 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.282 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
ANGLE BETWEEN EXTERNAL KEYS: 60.0 DEGREES NOMINAL
TECHNICAL CHARACTERISTICS
EXTERNAL STRAIGHT KEY LENGTH0.250 INCHES NOMINAL IN
OVERALL DISTANCE INCLUDING KEYS0.750 INCHES NOMINAL IN
STYLE DESIGNATORKEY
OUTSIDE DIAMETER0.500 INCHES NOMINAL IN
MATERIAL THICKNESS0.282 INCHES NOMINAL IN
END ITEM IDENTIFICATION2835-01-273-7715 TURBINE GAS MARINE ONBOARD 378 FT WHEC COAST GUARD VESSELS FT
MATERIALSTEEL OVERALL
ANGLE BETWEEN EXTERNAL KEYS60.0 DEGREES NOMINAL
HOLE DIAMETER0.327 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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 525314?
525314 is a WASHER,KEY.
What is the NSN for 525314?
525314 is cataloged in the U.S. Government catalog under NSN 5310-01-362-6174. 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.