PartsTable
Technical Data Sheet
Download PDF

T45884 — WASHER,KEYWAY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

T45884: WASHER,KEYWAY.

The WASHER,KEYWAY is a the manufacturer industrial component. Key specifications include material: ALUMINUM OR COPPER ALLOY OR STEEL OVERALL, hole_diameter: 3.000 INCHES MINIMUM AND 3.010 INCHES MAXIMUM IN, outside_diameter: 4.057 INCHES MINIMUM AND 4.067 INCHES MAXIMUM IN, special_features: 3 SLOTS EQUALLY SPACED, style_designator: KEYWAY, material_thickness: 0.020 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-264-1484, 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
T45884
NSN: 5310-01-264-1484
FSC: 5310 — Nuts and Washers
CAGE: 60038 — THE TIMKEN CORPORATION (USA)
SPECIFICATIONS
materialALUMINUM OR COPPER ALLOY OR STEEL OVERALL
hole_diameter3.000 INCHES MINIMUM AND 3.010 INCHES MAXIMUM IN
outside_diameter4.057 INCHES MINIMUM AND 4.067 INCHES MAXIMUM IN
special_features3 SLOTS EQUALLY SPACED
style_designatorKEYWAY
material_thickness0.020 INCHES NOMINAL IN
internal_keyway_width0.688 INCHES NOMINAL IN
NSN5310-01-264-1484
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: T45884 · 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 KEYWAY WIDTH: 0.688 INCHES NOMINAL IN
•
STYLE DESIGNATOR: KEYWAY
•
OUTSIDE DIAMETER: 4.057 INCHES MINIMUM AND 4.067 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.020 INCHES NOMINAL IN
•
MATERIAL: ALUMINUM OR COPPER ALLOY OR STEEL OVERALL
•
HOLE DIAMETER: 3.000 INCHES MINIMUM AND 3.010 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
INTERNAL KEYWAY WIDTH0.688 INCHES NOMINAL IN
STYLE DESIGNATORKEYWAY
OUTSIDE DIAMETER4.057 INCHES MINIMUM AND 4.067 INCHES MAXIMUM IN
MATERIAL THICKNESS0.020 INCHES NOMINAL IN
SPECIAL FEATURES3 SLOTS EQUALLY SPACED
MATERIALALUMINUM OR COPPER ALLOY OR STEEL OVERALL
HOLE DIAMETER3.000 INCHES MINIMUM AND 3.010 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 1
P44135-1Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy T45884?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is T45884?
T45884 is a WASHER,KEYWAY.
What parts can replace T45884?
There is 1 known substitute for T45884: P44135-1. Substitute compatibility should be verified for your specific system.
What is the NSN for T45884?
T45884 is cataloged in the U.S. Government catalog under NSN 5310-01-264-1484. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — T45884

✓ 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.