PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 13131-2PC12
13131-2PC12 ✓ 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: COPPER ALLOY 544 OVERALL, thickness: 0.030 INCHES NOMINAL IN, hole_diameter: 0.182 INCHES MINIMUM AND 0.193 INCHES MAXIMUM IN, overall_diameter: 0.28125 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 5310-00-274-9615, 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
13131-2PC12
NSN: 5310-00-274-9615
FSC: 5310
CAGE: 06650 — BELL AND HOWELL PHILLIPSBURG CO CORPORATE OFFICES (USA)
SPECIFICATIONS
materialCOPPER ALLOY 544 OVERALL
thickness0.030 INCHES NOMINAL IN
hole_diameter0.182 INCHES MINIMUM AND 0.193 INCHES MAXIMUM IN
overall_diameter0.28125 INCHES NOMINAL IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
nondefinitive_spec/std_dataA TYPE AND 1 GRADE
departure_from_cited_designatorAS MODIFIED BY MATL SPEC,AS MODIFIED BY OD,AS MODIFIED BY THK
material_document_and_classificationSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-274-9615
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 13131-2PC12 · 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: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: COPPER ALLOY 544 OVERALL
•
DEPARTURE FROM CITED DESIGNATOR: AS MODIFIED BY MATL SPEC,AS MODIFIED BY OD,AS MODIFIED BY THK
•
NONDEFINITIVE SPEC/STD DATA: A TYPE AND 1 GRADE
•
HOLE DIAMETER: 0.182 INCHES MINIMUM AND 0.193 INCHES MAXIMUM IN
•
OVERALL DIAMETER: 0.28125 INCHES NOMINAL IN
•
PERIPHERAL SHAPE STYLE: ROUND
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALCOPPER ALLOY 544 OVERALL
DEPARTURE FROM CITED DESIGNATORAS MODIFIED BY MATL SPEC,AS MODIFIED BY OD,AS MODIFIED BY THK
NONDEFINITIVE SPEC/STD DATAA TYPE AND 1 GRADE
HOLE DIAMETER0.182 INCHES MINIMUM AND 0.193 INCHES MAXIMUM IN
OVERALL DIAMETER0.28125 INCHES NOMINAL IN
PERIPHERAL SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
CENTER HOLE SHAPE STYLEROUND
THICKNESS0.030 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
11768Interchangeable
interchangeable cross-reference
interchangeable
P22711Interchangeable
interchangeable cross-reference
interchangeable
240A5556-1Interchangeable
interchangeable cross-reference
interchangeable
11768-1Interchangeable
interchangeable cross-reference
interchangeable
C3913-3-8Interchangeable
interchangeable cross-reference
interchangeable
211768Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 13131-2PC12?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 13131-2PC12?
13131-2PC12 is a WASHER,FLAT.
What parts can replace 13131-2PC12?
There are 11 known substitutes for 13131-2PC12: 11768, P22711, 240A5556-1 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 13131-2PC12?
13131-2PC12 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-274-9615. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 13131-2PC12

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026