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37RWSA8Y — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

37RWSA8Y: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 8 OVERALL, thickness: 0.06 INCHES NOMINAL IN, hole_diameter: 0.41 INCHES NOMINAL IN, overall_diameter: 0.81 INCHES NOMINAL IN, peripheral_shape_style: ROUND, center_hole_shape_style: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-689-5870, 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
37RWSA8Y
NSN: 5310-01-689-5870
FSC: 5310 — Nuts and Washers
CAGE: 1CSL0 — SCHUTT INDUSTRIES OF CLINTONVILLE, WIS., INC. DIV SCHUTT INDUSTRIES OF CLINTONVILLE, WI INC. (USA)
SPECIFICATIONS
materialSTEEL COMP 8 OVERALL
thickness0.06 INCHES NOMINAL IN
hole_diameter0.41 INCHES NOMINAL IN
overall_diameter0.81 INCHES NOMINAL IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
end_item_identification2330-01-603-3559
cross-sectional_shape_styleRECTANGULAR
part_name_assigned_by_controlling_agencyFLAT WASHER, 3/8 ID
NSN5310-01-689-5870
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 37RWSA8Y · 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: 0.81 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: STEEL COMP 8 OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
•
HOLE DIAMETER: 0.41 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER0.81 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
PERIPHERAL SHAPE STYLEROUND
PART NAME ASSIGNED BY CONTROLLING AGENCYFLAT WASHER, 3/8 ID
END ITEM IDENTIFICATION2330-01-603-3559
MATERIALSTEEL COMP 8 OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.41 INCHES NOMINAL IN
THICKNESS0.06 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
37RWSA8Y-MAGNISame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 37RWSA8Y?
37RWSA8Y is a WASHER,FLAT.
What parts can replace 37RWSA8Y?
There is 1 known substitute for 37RWSA8Y: 37RWSA8Y-MAGNI. Substitute compatibility should be verified for your specific system.
What is the NSN for 37RWSA8Y?
37RWSA8Y is cataloged in the U.S. Government catalog under NSN 5310-01-689-5870. 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.