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738612-3 — WASHER,KEY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

738612-3: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 304 OVERALL, hardness_rating: 75.5 ROCKWELL SUPERFICIAL 15-N MAXIMUM, outside_diameter: 3.200 INCHES MINIMUM AND 3.230 INCHES MAXIMUM IN, special_features: INTERNAL KEYS PREBENT 30 DEGREES, material_thickness: 0.032 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN, internal_prebent_key_width: 0.120 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-211-5044, 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
738612-3
NSN: 5310-01-211-5044
FSC: 5310 — Nuts and Washers
CAGE: 73030 — HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE (USA)
SPECIFICATIONS
materialSTEEL COMP 304 OVERALL
hardness_rating75.5 ROCKWELL SUPERFICIAL 15-N MAXIMUM
outside_diameter3.200 INCHES MINIMUM AND 3.230 INCHES MAXIMUM IN
special_featuresINTERNAL KEYS PREBENT 30 DEGREES
material_thickness0.032 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN
internal_key_quantity3
internal_prebent_key_width0.120 INCHES NOMINAL IN
material_document_and_classificationAMS 5513 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-01-211-5044
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 738612-3 · 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: 0.120 INCHES NOMINAL IN
•
HARDNESS RATING: 75.5 ROCKWELL SUPERFICIAL 15-N MAXIMUM
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5513 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 3.200 INCHES MINIMUM AND 3.230 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.032 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP 304 OVERALL
•
INTERNAL KEY QUANTITY: 3
TECHNICAL CHARACTERISTICS
INTERNAL PREBENT KEY WIDTH0.120 INCHES NOMINAL IN
HARDNESS RATING75.5 ROCKWELL SUPERFICIAL 15-N MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5513 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER3.200 INCHES MINIMUM AND 3.230 INCHES MAXIMUM IN
MATERIAL THICKNESS0.032 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN
SPECIAL FEATURESINTERNAL KEYS PREBENT 30 DEGREES
MATERIALSTEEL COMP 304 OVERALL
INTERNAL KEY QUANTITY3
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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 738612-3?
738612-3 is a WASHER,KEY.
What is the NSN for 738612-3?
738612-3 is cataloged in the U.S. Government catalog under NSN 5310-01-211-5044. This indicates validated use in U.S. government and defense supply chains.
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