PartsTable
Technical Data Sheet
Download PDF

11010530 — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

11010530: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1050 OR STEEL COMP 1551 OR STEEL COMP 1552 OR STEEL COMP 1053 OR STEEL COMP 1054 OVERALL, hole_diameter: 0.320 INCHES MINIMUM AND 0.332 INCHES MAXIMUM IN, outside_diameter: 0.594 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN, style_designator: FLAT INTERNAL TEETH, surface_treatment: PHOSPHATE OVERALL, material_thickness: 0.028 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-916-2172, 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
11010530
NSN: 5310-00-916-2172
FSC: 5310 — Nuts and Washers
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
materialSTEEL COMP 1050 OR STEEL COMP 1551 OR STEEL COMP 1552 OR STEEL COMP 1053 OR STEEL COMP 1054 OVERALL
hole_diameter0.320 INCHES MINIMUM AND 0.332 INCHES MAXIMUM IN
outside_diameter0.594 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN
style_designatorFLAT INTERNAL TEETH
surface_treatmentPHOSPHATE OVERALL
material_thickness0.028 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN
material_document_and_classificationAISI ASSN STD ALL MATERIAL RESPONSES OVERALL
NSN5310-00-916-2172
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 11010530 · 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: FLAT INTERNAL TEETH
•
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD ALL MATERIAL RESPONSES OVERALL
•
OUTSIDE DIAMETER: 0.594 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.028 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN
•
SURFACE TREATMENT: PHOSPHATE OVERALL
•
MATERIAL: STEEL COMP 1050 OR STEEL COMP 1551 OR STEEL COMP 1552 OR STEEL COMP 1053 OR STEEL COMP 1054 OVERALL
•
HOLE DIAMETER: 0.320 INCHES MINIMUM AND 0.332 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORFLAT INTERNAL TEETH
MATERIAL DOCUMENT AND CLASSIFICATIONAISI ASSN STD ALL MATERIAL RESPONSES OVERALL
OUTSIDE DIAMETER0.594 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN
MATERIAL THICKNESS0.028 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN
SURFACE TREATMENTPHOSPHATE OVERALL
MATERIALSTEEL COMP 1050 OR STEEL COMP 1551 OR STEEL COMP 1552 OR STEEL COMP 1053 OR STEEL COMP 1054 OVERALL
HOLE DIAMETER0.320 INCHES MINIMUM AND 0.332 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 4
5310PL0918858Reference document
Same NSN cross-reference
Reference document — Informative reference only
A10782Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
717124434101Reference document
Same NSN cross-reference
Reference document — Informative reference only
5310009162172Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedDemilitarization required — critical (Q)
Ready to buy 11010530?
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 11010530?
11010530 is a WASHER,LOCK.
What parts can replace 11010530?
There are 4 known substitutes for 11010530: 5310PL0918858, A10782, 717124434101 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 11010530?
11010530 is cataloged in the U.S. Government catalog under NSN 5310-00-916-2172. 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 — 11010530

✓ 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.