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WW8443139PC46 — WASHER,KEY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

WW8443139PC46: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. Key specifications include hole_diameter: 5.191 INCHES MINIMUM AND 5.226 INCHES MAXIMUM IN, hardness_rating: 50.0 ROCKWELL B MINIMUM AND 81.0 ROCKWELL B MAXIMUM, outside_diameter: 6.188 INCHES MINIMUM AND 6.233 INCHES MAXIMUM IN, style_designator: KEY, material_thickness: 0.118 INCHES MINIMUM AND 0.132 INCHES MAXIMUM IN, external_key_quantity: 19. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-186-0983, 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
WW8443139PC46
NSN: 5310-00-186-0983
FSC: 5310 — Nuts and Washers
CAGE: 24446 — GENERAL ELECTRIC COMPANY (USA)
SPECIFICATIONS
hole_diameter5.191 INCHES MINIMUM AND 5.226 INCHES MAXIMUM IN
hardness_rating50.0 ROCKWELL B MINIMUM AND 81.0 ROCKWELL B MAXIMUM
outside_diameter6.188 INCHES MINIMUM AND 6.233 INCHES MAXIMUM IN
style_designatorKEY
material_thickness0.118 INCHES MINIMUM AND 0.132 INCHES MAXIMUM IN
external_key_quantity19
external_prebent_key_width0.480 INCHES MINIMUM AND 0.520 INCHES MAXIMUM IN
internal_prebent_key_width0.375 INCHES MINIMUM AND 0.435 INCHES MAXIMUM IN
internal_prebent_key_length0.250 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
overall_distance_including_keys7.031 INCHES MAXIMUM IN
material_document_and_classification66 FED STD ALL MATERIAL RESPONSES OVERALL
NSN5310-00-186-0983
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: WW8443139PC46 · 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: 0.375 INCHES MINIMUM AND 0.435 INCHES MAXIMUM IN
•
OVERALL DISTANCE INCLUDING KEYS: 7.031 INCHES MAXIMUM IN
•
HARDNESS RATING: 50.0 ROCKWELL B MINIMUM AND 81.0 ROCKWELL B MAXIMUM
•
STYLE DESIGNATOR: KEY
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES OVERALL
•
OUTSIDE DIAMETER: 6.188 INCHES MINIMUM AND 6.233 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.118 INCHES MINIMUM AND 0.132 INCHES MAXIMUM IN
•
EXTERNAL KEY QUANTITY: 19
TECHNICAL CHARACTERISTICS
INTERNAL PREBENT KEY WIDTH0.375 INCHES MINIMUM AND 0.435 INCHES MAXIMUM IN
OVERALL DISTANCE INCLUDING KEYS7.031 INCHES MAXIMUM IN
HARDNESS RATING50.0 ROCKWELL B MINIMUM AND 81.0 ROCKWELL B MAXIMUM
STYLE DESIGNATORKEY
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
OUTSIDE DIAMETER6.188 INCHES MINIMUM AND 6.233 INCHES MAXIMUM IN
MATERIAL THICKNESS0.118 INCHES MINIMUM AND 0.132 INCHES MAXIMUM IN
EXTERNAL KEY QUANTITY19
INTERNAL PREBENT KEY LENGTH0.250 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
EXTERNAL PREBENT KEY WIDTH0.480 INCHES MINIMUM AND 0.520 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 9
AS11-1702-543PC117Reference document
Same NSN cross-reference
Reference document — Secondary reference
09-20072Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
D2-8881PC20Reference document
Same NSN cross-reference
Reference document — Secondary reference
D2-8781PC20Reference document
Same NSN cross-reference
Reference document — Secondary reference
W26Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
D2-8775PC20Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is WW8443139PC46?
WW8443139PC46 is a WASHER,KEY.
What parts can replace WW8443139PC46?
There are 9 known substitutes for WW8443139PC46: AS11-1702-543PC117, 09-20072, D2-8881PC20 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for WW8443139PC46?
WW8443139PC46 is cataloged in the U.S. Government catalog under NSN 5310-00-186-0983. 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.