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326015139 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

326015139: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC OVERALL, thickness: 0.040 INCHES NOMINAL IN, hole_diameter: 0.880 INCHES NOMINAL IN, hardness_rating: 70.0 DUROMETER NOMINAL, overall_diameter: 1.120 INCHES NOMINAL IN, peripheral_shape_style: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-112-3876, 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
326015139
NSN: 5310-01-112-3876
FSC: 5310 — Nuts and Washers
CAGE: D1876 — ELAC SONAR GMBH (DEU)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
thickness0.040 INCHES NOMINAL IN
hole_diameter0.880 INCHES NOMINAL IN
hardness_rating70.0 DUROMETER NOMINAL
overall_diameter1.120 INCHES NOMINAL IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
NSN5310-01-112-3876
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 326015139 · 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: 1.120 INCHES NOMINAL IN
•
HARDNESS RATING: 70.0 DUROMETER NOMINAL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: RUBBER SYNTHETIC OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
•
HOLE DIAMETER: 0.880 INCHES NOMINAL IN
•
THICKNESS: 0.040 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER1.120 INCHES NOMINAL IN
HARDNESS RATING70.0 DUROMETER NOMINAL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
PERIPHERAL SHAPE STYLEROUND
MATERIALRUBBER SYNTHETIC OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.880 INCHES NOMINAL IN
THICKNESS0.040 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
SUBSTITUTES & CROSS-REFERENCES 1
H5-15-8148-2Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 326015139?
326015139 is a WASHER,FLAT.
What parts can replace 326015139?
There is 1 known substitute for 326015139: H5-15-8148-2. Substitute compatibility should be verified for your specific system.
What is the NSN for 326015139?
326015139 is cataloged in the U.S. Government catalog under NSN 5310-01-112-3876. 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.