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8NLET1 — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

8NLET1: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include material: STEEL COMP 410 OVERALL, hole_diameter: 0.168 INCHES MINIMUM AND 0.176 INCHES MAXIMUM IN, hardness_rating: 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM, outside_diameter: 0.365 INCHES MINIMUM AND 0.381 INCHES MAXIMUM IN, style_designator: FLAT EXTERNAL TEETH, material_thickness: 0.018 INCHES MINIMUM AND 0.023 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-499-4737, 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
8NLET1
NSN: 5310-01-499-4737
FSC: 5310 — Nuts and Washers
CAGE: 0AGX6 — HUNTSVILLE FASTENER & SUPPLY INC (USA)
SPECIFICATIONS
materialSTEEL COMP 410 OVERALL
hole_diameter0.168 INCHES MINIMUM AND 0.176 INCHES MAXIMUM IN
hardness_rating40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
outside_diameter0.365 INCHES MINIMUM AND 0.381 INCHES MAXIMUM IN
style_designatorFLAT EXTERNAL TEETH
material_thickness0.018 INCHES MINIMUM AND 0.023 INCHES MAXIMUM IN
end_item_identification4940-01-455-0086
material_document_and_classificationSAE-J467, COMP 410 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-01-499-4737
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 8NLET1 · 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
•
HARDNESS RATING: 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
•
STYLE DESIGNATOR: FLAT EXTERNAL TEETH
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE-J467, COMP 410 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 0.365 INCHES MINIMUM AND 0.381 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.018 INCHES MINIMUM AND 0.023 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP 410 OVERALL
•
HOLE DIAMETER: 0.168 INCHES MINIMUM AND 0.176 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
HARDNESS RATING40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
STYLE DESIGNATORFLAT EXTERNAL TEETH
MATERIAL DOCUMENT AND CLASSIFICATIONSAE-J467, COMP 410 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER0.365 INCHES MINIMUM AND 0.381 INCHES MAXIMUM IN
MATERIAL THICKNESS0.018 INCHES MINIMUM AND 0.023 INCHES MAXIMUM IN
END ITEM IDENTIFICATION4940-01-455-0086
MATERIALSTEEL COMP 410 OVERALL
HOLE DIAMETER0.168 INCHES MINIMUM AND 0.176 INCHES MAXIMUM 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

No substitute or cross-reference records for this part.

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 8NLET1?
8NLET1 is a WASHER,LOCK.
What is the NSN for 8NLET1?
8NLET1 is cataloged in the U.S. Government catalog under NSN 5310-01-499-4737. 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.