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PartsTable / COMPONENT / N31050PC12
N31050PC12 ✓ 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: CELLULOSE OVERALL, thickness: 0.062 INCHES NOMINAL IN, hole_diameter: 1.656 INCHES NOMINAL IN, overall_diameter: 2.000 INCHES NOMINAL IN, peripheral_shape_style: ROUND, center_hole_shape_style: ROUND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-250-2062, 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
N31050PC12
NSN: 5310-00-250-2062
FSC: 5310
CAGE: 55380 — HATCH & KIRK, INC. (USA)
SPECIFICATIONS
materialCELLULOSE OVERALL
thickness0.062 INCHES NOMINAL IN
hole_diameter1.656 INCHES NOMINAL IN
overall_diameter2.000 INCHES NOMINAL IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationMIL-P-20085 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-250-2062
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: N31050PC12 · 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: CELLULOSE OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
•
OVERALL DIAMETER: 2.000 INCHES NOMINAL IN
•
THICKNESS: 0.062 INCHES NOMINAL IN
•
PERIPHERAL SHAPE STYLE: ROUND
•
HOLE DIAMETER: 1.656 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-P-20085 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALCELLULOSE OVERALL
CENTER HOLE SHAPE STYLEROUND
OVERALL DIAMETER2.000 INCHES NOMINAL IN
THICKNESS0.062 INCHES NOMINAL IN
PERIPHERAL SHAPE STYLEROUND
HOLE DIAMETER1.656 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-P-20085 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
SG3835PC27Interchangeable
interchangeable cross-reference
interchangeable
G9708PC28Interchangeable
interchangeable cross-reference
interchangeable
SG2835PC27Interchangeable
interchangeable cross-reference
interchangeable
P122Interchangeable
interchangeable cross-reference
interchangeable
954257Interchangeable
interchangeable cross-reference
interchangeable
207LLInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is N31050PC12?
N31050PC12 is a WASHER,FLAT.
What parts can replace N31050PC12?
There are 14 known substitutes for N31050PC12: SG3835PC27, G9708PC28, SG2835PC27 and 11 more. Substitute compatibility should be verified for your specific system.
Is N31050PC12 still available?
N31050PC12 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