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MK2-INF-03 — WASHER BLANK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

MK2-INF-03: WASHER BLANK.

The WASHER BLANK is a the manufacturer industrial component. Key specifications include special_features: EXPLOSIVE ORDNANCE DISPOSAL (EOD) TOOLS/EQUIPMENT, criticality_code_justification: FEAT, part_name_assigned_by_controlling_agency: CRUSH WASHER, NUMBER 6 JIC. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-687-6948, 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
MK2-INF-03
NSN: 5310-01-687-6948
FSC: 5310 — Nuts and Washers
CAGE: 8Z023 — SUBSALVE USA LLC (USA)
SPECIFICATIONS
special_featuresEXPLOSIVE ORDNANCE DISPOSAL (EOD) TOOLS/EQUIPMENT
criticality_code_justificationFEAT
part_name_assigned_by_controlling_agencyCRUSH WASHER, NUMBER 6 JIC
NSN5310-01-687-6948
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: MK2-INF-03 · 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
•
CRITICALITY CODE JUSTIFICATION: FEAT
TECHNICAL CHARACTERISTICS
CRITICALITY CODE JUSTIFICATIONFEAT
SPECIAL FEATURESEXPLOSIVE ORDNANCE DISPOSAL (EOD) TOOLS/EQUIPMENT
PART NAME ASSIGNED BY CONTROLLING AGENCYCRUSH WASHER, NUMBER 6 JIC
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 3
8324540/ SHEET 1 FIND NO 51EDSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
MK2-INF-03EDSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
8324540/ SHEET 1 FIND NO 51Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MK2-INF-03?
MK2-INF-03 is a WASHER BLANK.
What parts can replace MK2-INF-03?
There are 3 known substitutes for MK2-INF-03: 8324540/ SHEET 1 FIND NO 51ED, MK2-INF-03ED, 8324540/ SHEET 1 FIND NO 51. Substitute compatibility should be verified for your specific system.
What is the NSN for MK2-INF-03?
MK2-INF-03 is cataloged in the U.S. Government catalog under NSN 5310-01-687-6948. This indicates validated use in U.S. government and defense supply chains.
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✓ 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.