PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 93211009
93211009 ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thickness: 0.064 INCHES NOMINAL IN, hole_diameter: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN, overall_diameter: 0.438 INCHES NOMINAL IN, special_features: FLEET BALLISTIC MISSILE QUALITY,AS IDENTIFIED BY QUALITY CONTROL NO POSO 912872, surface_treatment: CADMIUM OVERALL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-722-5943, 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
93211009
NSN: 5310-00-722-5943
FSC: 5310
CAGE: 19333 — MAGNETIC PERIPHERALS INC NORMANDALE OPNS SUB OF CONTROL DATA CORP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thickness0.064 INCHES NOMINAL IN
hole_diameter0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
overall_diameter0.438 INCHES NOMINAL IN
special_featuresFLEET BALLISTIC MISSILE QUALITY,AS IDENTIFIED BY QUALITY CONTROL NO POSO 912872
surface_treatmentCADMIUM OVERALL
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
departure_from_cited_designatorPART NO. AN960-10 ASMODIFIED BY REPLY TO SPECIAL FEATURES
material_document_and_classificationMIL-S-7952 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-722-5943
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 93211009 · 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
•
MATERIAL: STEEL OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-7952 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
DEPARTURE FROM CITED DESIGNATOR: PART NO. AN960-10 ASMODIFIED BY REPLY TO SPECIAL FEATURES
•
SURFACE TREATMENT: CADMIUM OVERALL
•
THICKNESS: 0.064 INCHES NOMINAL IN
•
HOLE DIAMETER: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
•
CENTER HOLE SHAPE STYLE: ROUND
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-7952 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
DEPARTURE FROM CITED DESIGNATORPART NO. AN960-10 ASMODIFIED BY REPLY TO SPECIAL FEATURES
SURFACE TREATMENTCADMIUM OVERALL
SPECIAL FEATURESFLEET BALLISTIC MISSILE QUALITY,AS IDENTIFIED BY QUALITY CONTROL NO POSO 912872
THICKNESS0.064 INCHES NOMINAL IN
HOLE DIAMETER0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
PERIPHERAL SHAPE STYLEROUND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
5310PL1729319Interchangeable
interchangeable cross-reference
interchangeable
10-50724Interchangeable
interchangeable cross-reference
interchangeable
2410031Interchangeable
interchangeable cross-reference
interchangeable
AN960-10Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 93211009?
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 93211009?
93211009 is a WASHER,FLAT.
What parts can replace 93211009?
There are 4 known substitutes for 93211009: 5310PL1729319, 10-50724, 2410031 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 93211009?
93211009 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-722-5943. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 93211009

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026