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PartsTable / COMPONENT / 905E776 ITEM 40
905E776 ITEM 40 ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The WASHER,KEY is a the manufacturer industrial component. Key specifications include hole_diameter: 0.601 INCHES MINIMUM AND 0.616 INCHES MAXIMUM IN, outside_diameter: 0.797 INCHES MINIMUM AND 0.827 INCHES MAXIMUM IN, style_designator: KEY, material_thickness: 0.038 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN, external_key_quantity: 11, special_test_features: SPECIAL QUALITY CONTROL TESTING. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-132-8554, 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
905E776 ITEM 40
NSN: 5310-01-132-8554
FSC: 5310
CAGE: 94259 — FLUOR MARINE PROPULSION, LLC (USA)
SPECIFICATIONS
hole_diameter0.601 INCHES MINIMUM AND 0.616 INCHES MAXIMUM IN
outside_diameter0.797 INCHES MINIMUM AND 0.827 INCHES MAXIMUM IN
style_designatorKEY
material_thickness0.038 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN
external_key_quantity11
special_test_featuresSPECIAL QUALITY CONTROL TESTING
external_prebent_key_width0.110 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
internal_prebent_key_width0.110 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
internal_prebent_key_length0.062 INCHES MINIMUM AND 0.093 INCHES MAXIMUM IN
criticality_code_justificationZZZY
overall_distance_including_keys1.0935 INCHES MINIMUM AND 1.1560 INCHES MAXIMUM IN
material_document_and_classificationAISI,COND A ASSN STD ALL MATERIAL RESPONSES OVERALL
NSN5310-01-132-8554
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 905E776 ITEM 40 · 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
•
OUTSIDE DIAMETER: 0.797 INCHES MINIMUM AND 0.827 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 302B OR STEEL COMP 303 OR STEEL COMP 303 PLUS X OR STEEL COMP 303SE OR STEEL COMP 303CU OR STEEL COMP 303MA OR STEEL COMP 303PB OR STEEL COMP 304 OR STEEL COMP 304L OR STEEL COMP 304H OVERALL
•
EXTERNAL KEY QUANTITY: 11
•
STYLE DESIGNATOR: KEY
•
INTERNAL PREBENT KEY LENGTH: 0.062 INCHES MINIMUM AND 0.093 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.038 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
TEST DATA DOCUMENT: 81349-MIL-P-23199 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER0.797 INCHES MINIMUM AND 0.827 INCHES MAXIMUM IN
MATERIALSTEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 302B OR STEEL COMP 303 OR STEEL COMP 303 PLUS X OR STEEL COMP 303SE OR STEEL COMP 303CU OR STEEL COMP 303MA OR STEEL COMP 303PB OR STEEL COMP 304 OR STEEL COMP 304L OR STEEL COMP 304H OVERALL
EXTERNAL KEY QUANTITY11
STYLE DESIGNATORKEY
INTERNAL PREBENT KEY LENGTH0.062 INCHES MINIMUM AND 0.093 INCHES MAXIMUM IN
MATERIAL THICKNESS0.038 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN
CRITICALITY CODE JUSTIFICATIONZZZY
TEST DATA DOCUMENT81349-MIL-P-23199 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
OVERALL DISTANCE INCLUDING KEYS1.0935 INCHES MINIMUM AND 1.1560 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONAISI,COND A ASSN STD ALL MATERIAL RESPONSES OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
112T389Interchangeable
interchangeable cross-reference
interchangeable
236-1017P3Interchangeable
interchangeable cross-reference
interchangeable
W02Interchangeable
interchangeable cross-reference
interchangeable
N9087PC26Interchangeable
interchangeable cross-reference
interchangeable
HN39PC114Interchangeable
interchangeable cross-reference
interchangeable
PB19091Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 905E776 ITEM 40?
905E776 ITEM 40 is a WASHER,KEY.
What parts can replace 905E776 ITEM 40?
There are 17 known substitutes for 905E776 ITEM 40: 112T389, 236-1017P3, W02 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 905E776 ITEM 40?
905E776 ITEM 40 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-132-8554. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026