PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 2256897PC1
2256897PC1 ✓ 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: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL, thickness: 0.031 INCHES NOMINAL IN, hole_diameter: 0.375 INCHES NOMINAL IN, overall_diameter: 0.500 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 5310-00-997-1903, 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
2256897PC1
NSN: 5310-00-997-1903
FSC: 5310
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialPLASTIC POLYTETRAFLUOROETHYLENE OVERALL
thickness0.031 INCHES NOMINAL IN
hole_diameter0.375 INCHES NOMINAL IN
overall_diameter0.500 INCHES NOMINAL IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
NSN5310-00-997-1903
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 2256897PC1 · 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
•
HOLE DIAMETER: 0.375 INCHES NOMINAL IN
•
MATERIAL: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL
•
PERIPHERAL SHAPE STYLE: ROUND
•
THICKNESS: 0.031 INCHES NOMINAL IN
•
OVERALL DIAMETER: 0.500 INCHES NOMINAL IN
•
CENTER HOLE SHAPE STYLE: ROUND
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
TECHNICAL CHARACTERISTICS (FLIS)
HOLE DIAMETER0.375 INCHES NOMINAL IN
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE OVERALL
PERIPHERAL SHAPE STYLEROUND
THICKNESS0.031 INCHES NOMINAL IN
OVERALL DIAMETER0.500 INCHES NOMINAL IN
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
1756Interchangeable
interchangeable cross-reference
interchangeable
24BG113DInterchangeable
interchangeable cross-reference
interchangeable
B12J11KInterchangeable
interchangeable cross-reference
interchangeable
304441Interchangeable
interchangeable cross-reference
interchangeable
P64J606-1Interchangeable
interchangeable cross-reference
interchangeable
114098Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 2256897PC1?
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 2256897PC1?
2256897PC1 is a WASHER,FLAT.
What parts can replace 2256897PC1?
There are 13 known substitutes for 2256897PC1: 1756, 24BG113D, B12J11K and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2256897PC1?
2256897PC1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-997-1903. 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 — 2256897PC1

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