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S8157H113-020 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

S8157H113-020: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: CELLULOSE OVERALL, thickness: 0.020 INCHES NOMINAL IN, hole_diameter: 0.143 INCHES MINIMUM AND 0.148 INCHES MAXIMUM IN, overall_diameter: 0.480 INCHES MINIMUM AND 0.490 INCHES MAXIMUM IN, peripheral_shape_style: ROUND, center_hole_shape_style: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-087-4849, 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
S8157H113-020
NSN: 5310-01-087-4849
FSC: 5310 — Nuts and Washers
CAGE: 70210 — HONEYWELL INTERNATIONAL INC. DIV AEROSPACE - TORRANCE (USA)
SPECIFICATIONS
materialCELLULOSE OVERALL
thickness0.020 INCHES NOMINAL IN
hole_diameter0.143 INCHES MINIMUM AND 0.148 INCHES MAXIMUM IN
overall_diameter0.480 INCHES MINIMUM AND 0.490 INCHES MAXIMUM IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
specification/standard_data70210-S8157 MANUFACTURERS STANDARD
NSN5310-01-087-4849
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: S8157H113-020 · 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: 0.480 INCHES MINIMUM AND 0.490 INCHES MAXIMUM IN
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
SPECIFICATION/STANDARD DATA: 70210-S8157 MANUFACTURERS STANDARD
•
COLOR: RED OVERALL
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: CELLULOSE OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
•
HOLE DIAMETER: 0.143 INCHES MINIMUM AND 0.148 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER0.480 INCHES MINIMUM AND 0.490 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
SPECIFICATION/STANDARD DATA70210-S8157 MANUFACTURERS STANDARD
COLORRED OVERALL
PERIPHERAL SHAPE STYLEROUND
MATERIALCELLULOSE OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.143 INCHES MINIMUM AND 0.148 INCHES MAXIMUM IN
THICKNESS0.020 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
830447Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is S8157H113-020?
S8157H113-020 is a WASHER,FLAT.
What parts can replace S8157H113-020?
There is 1 known substitute for S8157H113-020: 830447. Substitute compatibility should be verified for your specific system.
What is the NSN for S8157H113-020?
S8157H113-020 is cataloged in the U.S. Government catalog under NSN 5310-01-087-4849. 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.