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5310PL1982340 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

5310PL1982340: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 OR STEEL COMP 304 OVERALL, thickness: 0.027 INCHES MINIMUM AND 0.036 INCHES MAXIMUM IN, hole_diameter: 0.130 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN, hardness_rating: 70.0 ROCKWELL B MINIMUM AND 100.0 ROCKWELL B MAXIMUM, overall_diameter: 0.245 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN, peripheral_shape_style: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-471-0878, 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
5310PL1982340
NSN: 5310-00-471-0878
FSC: 5310 — Nuts and Washers
CAGE: 9009H — JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX (POL)
SPECIFICATIONS
materialSTEEL COMP 302 OR STEEL COMP 304 OVERALL
thickness0.027 INCHES MINIMUM AND 0.036 INCHES MAXIMUM IN
hole_diameter0.130 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
hardness_rating70.0 ROCKWELL B MINIMUM AND 100.0 ROCKWELL B MAXIMUM
overall_diameter0.245 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationAMS 5515 ASSN STD 1ST MATERIAL RESPONSE AND AMS 5513 ASSN STD 2ND MATERIAL RESPONSE OVERALL
NSN5310-00-471-0878
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 5310PL1982340 · 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
•
OVERALL DIAMETER: 0.245 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
•
HARDNESS RATING: 70.0 ROCKWELL B MINIMUM AND 100.0 ROCKWELL B MAXIMUM
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5515 ASSN STD 1ST MATERIAL RESPONSE AND AMS 5513 ASSN STD 2ND MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: STEEL COMP 302 OR STEEL COMP 304 OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
•
HOLE DIAMETER: 0.130 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER0.245 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
HARDNESS RATING70.0 ROCKWELL B MINIMUM AND 100.0 ROCKWELL B MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5515 ASSN STD 1ST MATERIAL RESPONSE AND AMS 5513 ASSN STD 2ND MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
PERIPHERAL SHAPE STYLEROUND
MATERIALSTEEL COMP 302 OR STEEL COMP 304 OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.130 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
THICKNESS0.027 INCHES MINIMUM AND 0.036 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 1
328363Reference document
Same NSN cross-reference
Reference document — Replaced / superseded reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5310PL1982340?
5310PL1982340 is a WASHER,FLAT.
What parts can replace 5310PL1982340?
There is 1 known substitute for 5310PL1982340: 328363. Substitute compatibility should be verified for your specific system.
What is the NSN for 5310PL1982340?
5310PL1982340 is cataloged in the U.S. Government catalog under NSN 5310-00-471-0878. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.