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74A450673-2005 — WASHER,KEY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

74A450673-2005: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4340 OVERALL, hole_diameter: 2.755 INCHES MINIMUM AND 2.765 INCHES MAXIMUM IN, outside_diameter: 3.180 INCHES NOMINAL IN, special_features: FOUR HOLES OPPOSITE END OF KEY, material_thickness: 0.187 INCHES NOMINAL IN, wire_hole_diameter: 0.190 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-145-9042, 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
74A450673-2005
NSN: 5310-01-145-9042
FSC: 5310 — Nuts and Washers
CAGE: 6K4C8 — GOODRICH CORPORATION (USA)
SPECIFICATIONS
materialSTEEL COMP 4340 OVERALL
hole_diameter2.755 INCHES MINIMUM AND 2.765 INCHES MAXIMUM IN
outside_diameter3.180 INCHES NOMINAL IN
special_featuresFOUR HOLES OPPOSITE END OF KEY
material_thickness0.187 INCHES NOMINAL IN
wire_hole_diameter0.190 INCHES NOMINAL IN
internal_prebent_key_width0.220 INCHES NOMINAL IN
material_document_and_classificationMIL-S-8844 CL 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-01-145-9042
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 74A450673-2005 · 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
•
WIRE HOLE DIAMETER: 0.190 INCHES NOMINAL IN
•
INTERNAL PREBENT KEY WIDTH: 0.220 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-8844 CL 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 3.180 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.187 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 4340 OVERALL
•
HOLE DIAMETER: 2.755 INCHES MINIMUM AND 2.765 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
WIRE HOLE DIAMETER0.190 INCHES NOMINAL IN
INTERNAL PREBENT KEY WIDTH0.220 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-8844 CL 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER3.180 INCHES NOMINAL IN
MATERIAL THICKNESS0.187 INCHES NOMINAL IN
SPECIAL FEATURESFOUR HOLES OPPOSITE END OF KEY
MATERIALSTEEL COMP 4340 OVERALL
HOLE DIAMETER2.755 INCHES MINIMUM AND 2.765 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 1
10109804Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 74A450673-2005?
74A450673-2005 is a WASHER,KEY.
What parts can replace 74A450673-2005?
There is 1 known substitute for 74A450673-2005: 10109804. Substitute compatibility should be verified for your specific system.
What is the NSN for 74A450673-2005?
74A450673-2005 is cataloged in the U.S. Government catalog under NSN 5310-01-145-9042. This indicates validated use in U.S. government and defense supply chains.
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