PartsTable
Technical Data Sheet
Download PDF

A33274 — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

A33274: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 0.302 INCHES MINIMUM AND 0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM0.322 INCHES MAXIMUM IN, outside_diameter: 0.802 INCHES MINIMUM AND 0.802 INCHES MINIMUM AND 0.822 INCHES MAXIMUM0.822 INCHES MAXIMUM IN, style_designator: DOME INTERNAL TEETH. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-044-0775, 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
A33274
NSN: 5310-01-044-0775
FSC: 5310 — Nuts and Washers
CAGE: 03990 — INGERSOLL-RAND COMPANY DBA INGERSOLL-RAND (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter0.302 INCHES MINIMUM AND 0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM0.322 INCHES MAXIMUM IN
outside_diameter0.802 INCHES MINIMUM AND 0.802 INCHES MINIMUM AND 0.822 INCHES MAXIMUM0.822 INCHES MAXIMUM IN
style_designatorDOME INTERNAL TEETH
NSN5310-01-044-0775
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: A33274 · 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
•
STYLE DESIGNATOR: DOME INTERNAL TEETH
•
OUTSIDE DIAMETER: 0.802 INCHES MINIMUM AND 0.802 INCHES MINIMUM AND 0.822 INCHES MAXIMUM0.822 INCHES MAXIMUM IN
•
MATERIAL: STEEL OVERALL
•
HOLE DIAMETER: 0.302 INCHES MINIMUM AND 0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM0.322 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORDOME INTERNAL TEETH
OUTSIDE DIAMETER0.802 INCHES MINIMUM AND 0.802 INCHES MINIMUM AND 0.822 INCHES MAXIMUM0.822 INCHES MAXIMUM IN
MATERIALSTEEL OVERALL
HOLE DIAMETER0.302 INCHES MINIMUM AND 0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM0.322 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 2
1518-04Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
33274Reference 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
Ready to buy A33274?
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 A33274?
A33274 is a WASHER,LOCK.
What parts can replace A33274?
There are 2 known substitutes for A33274: 1518-04, 33274. Substitute compatibility should be verified for your specific system.
What is the NSN for A33274?
A33274 is cataloged in the U.S. Government catalog under NSN 5310-01-044-0775. 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 — A33274

✓ 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.