PartsTable
Technical Data Sheet
Download PDF

2046313-1 — WASHER,KEYWAY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

2046313-1: WASHER,KEYWAY.

The WASHER,KEYWAY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4340 OVERALL, hole_diameter: 1.291 INCHES MINIMUM AND 1.310 INCHES MAXIMUM IN, hardness_rating: 34.0 ROCKWELL C NOMINAL, outside_diameter: 2.000 INCHES NOMINAL IN, special_features: HEAT TREATED PER MIL-H-6875, internal_keyway_quantity: 30. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-236-5567, 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
2046313-1
NSN: 5310-01-236-5567
FSC: 5310 — Nuts and Washers
CAGE: 70210 — HONEYWELL INTERNATIONAL INC. DIV AEROSPACE - TORRANCE (USA)
SPECIFICATIONS
materialSTEEL COMP 4340 OVERALL
hole_diameter1.291 INCHES MINIMUM AND 1.310 INCHES MAXIMUM IN
hardness_rating34.0 ROCKWELL C NOMINAL
outside_diameter2.000 INCHES NOMINAL IN
special_featuresHEAT TREATED PER MIL-H-6875
internal_keyway_quantity30
material_document_and_classificationMIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-01-236-5567
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 2046313-1 · 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: 34.0 ROCKWELL C NOMINAL
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 2.000 INCHES NOMINAL IN
•
INTERNAL KEYWAY QUANTITY: 30
•
MATERIAL: STEEL COMP 4340 OVERALL
•
HOLE DIAMETER: 1.291 INCHES MINIMUM AND 1.310 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
HARDNESS RATING34.0 ROCKWELL C NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER2.000 INCHES NOMINAL IN
INTERNAL KEYWAY QUANTITY30
SPECIAL FEATURESHEAT TREATED PER MIL-H-6875
MATERIALSTEEL COMP 4340 OVERALL
HOLE DIAMETER1.291 INCHES MINIMUM AND 1.310 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
Ready to buy 2046313-1?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 2046313-1?
2046313-1 is a WASHER,KEYWAY.
What is the NSN for 2046313-1?
2046313-1 is cataloged in the U.S. Government catalog under NSN 5310-01-236-5567. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 2046313-1

✓ 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.