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MS9321-15 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

MS9321-15: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 321 OVERALL, thickness: 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN, hole_diameter: 0.583 INCHES MINIMUM AND 0.598 INCHES MAXIMUM IN, surface_finish: 63.0 MICROINCHES TOP, overall_diameter: 1.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM IN, peripheral_shape_style: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-056-3124, 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
MS9321-15
NSN: 5310-01-056-3124
FSC: 5310 — Nuts and Washers
CAGE: 97305 — ATLANTIC GASKET CORP (USA)
SPECIFICATIONS
materialSTEEL COMP 321 OVERALL
thickness0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
hole_diameter0.583 INCHES MINIMUM AND 0.598 INCHES MAXIMUM IN
surface_finish63.0 MICROINCHES TOP
overall_diameter1.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationAMS 5510 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-01-056-3124
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: MS9321-15 · 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
•
SURFACE FINISH: 63.0 MICROINCHES BOTTOM
•
OVERALL DIAMETER: 1.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5510 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: STEEL COMP 321 OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
TECHNICAL CHARACTERISTICS
SURFACE FINISH63.0 MICROINCHES BOTTOM
SURFACE FINISH63.0 MICROINCHES TOP
OVERALL DIAMETER1.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5510 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
PERIPHERAL SHAPE STYLEROUND
MATERIALSTEEL COMP 321 OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.583 INCHES MINIMUM AND 0.598 INCHES MAXIMUM IN
THICKNESS0.120 INCHES MINIMUM AND 0.130 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 1
0740867Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MS9321-15?
MS9321-15 is a WASHER,FLAT.
What parts can replace MS9321-15?
There is 1 known substitute for MS9321-15: 0740867. Substitute compatibility should be verified for your specific system.
What is the NSN for MS9321-15?
MS9321-15 is cataloged in the U.S. Government catalog under NSN 5310-01-056-3124. This indicates validated use in U.S. government and defense supply chains.
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