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Technical Data Sheet
PartsTable / COMPONENT / 1176777
1176777 ✓ 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 KEY,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OVERALL, overall_width: 0.1873 INCHES MINIMUM AND 0.1875 INCHES MAXIMUM IN, overall_height: 0.1873 INCHES MINIMUM AND 0.1875 INCHES MAXIMUM IN, overall_length: 1.094 INCHES MINIMUM AND 1.156 INCHES MAXIMUM IN, style_designator: PLAIN, surface_treatment: PASSIVATE OVERALL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-132-6042, 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
1176777
NSN: 5315-00-132-6042
FSC: 5315
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL COMP 303 OVERALL
overall_width0.1873 INCHES MINIMUM AND 0.1875 INCHES MAXIMUM IN
overall_height0.1873 INCHES MINIMUM AND 0.1875 INCHES MAXIMUM IN
overall_length1.094 INCHES MINIMUM AND 1.156 INCHES MAXIMUM IN
style_designatorPLAIN
surface_treatmentPASSIVATE OVERALL
starting_edge_shapeSTRAIGHT
material_document_and_classificationASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5315-00-132-6042
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 1176777 · 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
•
STARTING EDGE SHAPE: STRAIGHT
•
MATERIAL: STEEL COMP 303 OVERALL
•
STYLE DESIGNATOR: PLAIN
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
STARTING EDGE SHAPESTRAIGHT
MATERIALSTEEL COMP 303 OVERALL
OVERALL HEIGHT0.1873 INCHES MINIMUM AND 0.1875 INCHES MAXIMUM IN
OVERALL WIDTH0.1873 INCHES MINIMUM AND 0.1875 INCHES MAXIMUM IN
STYLE DESIGNATORPLAIN
SURFACE TREATMENTPASSIVATE OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
OVERALL LENGTH1.094 INCHES MINIMUM AND 1.156 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
C2542SInterchangeable
interchangeable cross-reference
interchangeable
012.500.0005Interchangeable
interchangeable cross-reference
interchangeable
012-500-0005Interchangeable
interchangeable cross-reference
interchangeable
5155Interchangeable
IBM 575 Watt Power Supply
interchangeable
889Interchangeable
interchangeable cross-reference
interchangeable
40BC03GPInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1176777?
1176777 is a KEY,MACHINE.
What parts can replace 1176777?
There are 24 known substitutes for 1176777: C2542S, 012.500.0005, 012-500-0005 and 21 more. Substitute compatibility should be verified for your specific system.
Is 1176777 still available?
1176777 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026