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PartsTable / COMPONENT / 7877-154REVAPC9
7877-154REVAPC9 ✓ 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,FLAT is a the manufacturer industrial component. Key specifications include material: WOOL COMP 12R2 OVERALL, thickness: 0.188 INCHES NOMINAL IN, hole_diameter: 1.750 INCHES NOMINAL IN, overall_diameter: 2.375 INCHES NOMINAL IN, peripheral_shape_style: ROUND, center_hole_shape_style: ROUND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-641-2840, 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
7877-154REVAPC9
NSN: 5310-00-641-2840
FSC: 5310
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)
SPECIFICATIONS
materialWOOL COMP 12R2 OVERALL
thickness0.188 INCHES NOMINAL IN
hole_diameter1.750 INCHES NOMINAL IN
overall_diameter2.375 INCHES NOMINAL IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationC-F-206,TYPE 1,CL 12R2 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-641-2840
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 7877-154REVAPC9 · 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: C-F-206,TYPE 1,CL 12R2 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
MATERIAL: WOOL COMP 12R2 OVERALL
•
HOLE DIAMETER: 1.750 INCHES NOMINAL IN
•
CENTER HOLE SHAPE STYLE: ROUND
•
OVERALL DIAMETER: 2.375 INCHES NOMINAL IN
•
THICKNESS: 0.188 INCHES NOMINAL IN
•
PERIPHERAL SHAPE STYLE: ROUND
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONC-F-206,TYPE 1,CL 12R2 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
MATERIALWOOL COMP 12R2 OVERALL
HOLE DIAMETER1.750 INCHES NOMINAL IN
CENTER HOLE SHAPE STYLEROUND
OVERALL DIAMETER2.375 INCHES NOMINAL IN
THICKNESS0.188 INCHES NOMINAL IN
PERIPHERAL SHAPE STYLEROUND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
C-F-206FInterchangeable
interchangeable cross-reference
interchangeable
8626387Interchangeable
interchangeable cross-reference
interchangeable
8392987Interchangeable
interchangeable cross-reference
interchangeable
R600K201Interchangeable
interchangeable cross-reference
interchangeable
161347Interchangeable
interchangeable cross-reference
interchangeable
N17T350013-794Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7877-154REVAPC9?
7877-154REVAPC9 is a WASHER,FLAT.
What parts can replace 7877-154REVAPC9?
There are 14 known substitutes for 7877-154REVAPC9: C-F-206F, 8626387, 8392987 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 7877-154REVAPC9?
7877-154REVAPC9 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-641-2840. 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