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415892 — WASHER,KEY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

415892: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 0.390 INCHES MINIMUM AND 0.395 INCHES MAXIMUM IN, outside_diameter: 0.546 INCHES MINIMUM AND 0.556 INCHES MAXIMUM IN, material_thickness: 0.038 INCHES MINIMUM AND 0.048 INCHES MAXIMUM IN, external_prebent_key_width: 0.180 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN, internal_prebent_key_width: 0.140 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-055-2838, 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
415892
NSN: 5310-01-055-2838
FSC: 5310 — Nuts and Washers
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter0.390 INCHES MINIMUM AND 0.395 INCHES MAXIMUM IN
outside_diameter0.546 INCHES MINIMUM AND 0.556 INCHES MAXIMUM IN
material_thickness0.038 INCHES MINIMUM AND 0.048 INCHES MAXIMUM IN
external_prebent_key_width0.180 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN
internal_prebent_key_width0.140 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
overall_distance_including_keys1.150 INCHES MINIMUM AND 1.170 INCHES MAXIMUM IN
material_document_and_classificationAMS5510 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-01-055-2838
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 415892 · 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: 0.140 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
•
OVERALL DISTANCE INCLUDING KEYS: 1.150 INCHES MINIMUM AND 1.170 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS5510 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 0.546 INCHES MINIMUM AND 0.556 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.038 INCHES MINIMUM AND 0.048 INCHES MAXIMUM IN
•
EXTERNAL PREBENT KEY WIDTH: 0.180 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN
•
MATERIAL: STEEL OVERALL
•
HOLE DIAMETER: 0.390 INCHES MINIMUM AND 0.395 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
INTERNAL PREBENT KEY WIDTH0.140 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
OVERALL DISTANCE INCLUDING KEYS1.150 INCHES MINIMUM AND 1.170 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS5510 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER0.546 INCHES MINIMUM AND 0.556 INCHES MAXIMUM IN
MATERIAL THICKNESS0.038 INCHES MINIMUM AND 0.048 INCHES MAXIMUM IN
EXTERNAL PREBENT KEY WIDTH0.180 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN
MATERIALSTEEL OVERALL
HOLE DIAMETER0.390 INCHES MINIMUM AND 0.395 INCHES MAXIMUM 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
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 415892?
415892 is a WASHER,KEY.
What is the NSN for 415892?
415892 is cataloged in the U.S. Government catalog under NSN 5310-01-055-2838. 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.