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228-64PC33 — WASHER,KEY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

228-64PC33: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. Key specifications include hole_diameter: 0.765 INCHES NOMINAL IN, outside_diameter: 1.187 INCHES NOMINAL IN, style_designator: KEY, material_thickness: 0.062 INCHES NOMINAL IN, external_key_quantity: 10, internal_prebent_key_width: 0.125 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-274-9236, 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
228-64PC33
NSN: 5310-00-274-9236
FSC: 5310 — Nuts and Washers
CAGE: 7PZX0 — FAIRBANKS MORSE, LLC (USA)
SPECIFICATIONS
hole_diameter0.765 INCHES NOMINAL IN
outside_diameter1.187 INCHES NOMINAL IN
style_designatorKEY
material_thickness0.062 INCHES NOMINAL IN
external_key_quantity10
internal_prebent_key_width0.125 INCHES NOMINAL IN
external_straight_key_width0.250 INCHES NOMINAL IN
internal_prebent_key_length0.125 INCHES NOMINAL IN
overall_distance_including_keys1.500 INCHES NOMINAL IN
material_document_and_classificationQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-274-9236
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 228-64PC33 · 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: 0.125 INCHES NOMINAL IN
•
OVERALL DISTANCE INCLUDING KEYS: 1.500 INCHES NOMINAL IN
•
STYLE DESIGNATOR: KEY
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 1.187 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.062 INCHES NOMINAL IN
•
EXTERNAL STRAIGHT KEY WIDTH: 0.250 INCHES NOMINAL IN
•
EXTERNAL KEY QUANTITY: 10
TECHNICAL CHARACTERISTICS
INTERNAL PREBENT KEY WIDTH0.125 INCHES NOMINAL IN
OVERALL DISTANCE INCLUDING KEYS1.500 INCHES NOMINAL IN
STYLE DESIGNATORKEY
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER1.187 INCHES NOMINAL IN
MATERIAL THICKNESS0.062 INCHES NOMINAL IN
EXTERNAL STRAIGHT KEY WIDTH0.250 INCHES NOMINAL IN
EXTERNAL KEY QUANTITY10
INTERNAL PREBENT KEY LENGTH0.125 INCHES NOMINAL IN
HOLE DIAMETER0.765 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 3
72-23310-104Reference document
Same NSN cross-reference
Reference document — Secondary reference
228-63PC33Reference document
Same NSN cross-reference
Reference document — Secondary reference
72-2331-104Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 228-64PC33?
228-64PC33 is a WASHER,KEY.
What parts can replace 228-64PC33?
There are 3 known substitutes for 228-64PC33: 72-23310-104, 228-63PC33, 72-2331-104. Substitute compatibility should be verified for your specific system.
What is the NSN for 228-64PC33?
228-64PC33 is cataloged in the U.S. Government catalog under NSN 5310-00-274-9236. This indicates validated use in U.S. government and defense supply chains.
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