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PartsTable / COMPONENT / 2-21352
2-21352 ✓ 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

FILTER ELEMENT,INTAKE AIR CLEANE. Key specifications include design_type: REUSABLE, special_features: MATERIAL IS F8/F9 COMPOSITE; CAPTURES LARGE PARTICLES, filtering_media_design: PLEATED SINGLE FILTERING MEDIA RESPONSE, end_item_identification: VERSALASER SYSTEM VLS3.50, part_name_assigned_by_controlling_agency: LABYRINTHE PRE-FILTER. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-336-8858, 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
2-21352
NSN: 5310-01-336-8858
FSC: 5310
CAGE: 77873 — ROCKFORD POWERTRAIN INC DIV POWERTRAIN ROCKFORD, INC. (USA)
SPECIFICATIONS
design_typeREUSABLE
special_featuresMATERIAL IS F8/F9 COMPOSITE; CAPTURES LARGE PARTICLES
filtering_media_designPLEATED SINGLE FILTERING MEDIA RESPONSE
end_item_identificationVERSALASER SYSTEM VLS3.50
part_name_assigned_by_controlling_agencyLABYRINTHE PRE-FILTER
NSN5310-01-336-8858
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 2-21352 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
221352Interchangeable
interchangeable cross-reference
interchangeable
L21352Interchangeable
interchangeable cross-reference
interchangeable
21352Interchangeable
interchangeable cross-reference
interchangeable
202275Interchangeable
interchangeable cross-reference
interchangeable
202260Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2-21352?
2-21352 is a FILTER ELEMENT,INTAKE AIR CLEANE.
What parts can replace 2-21352?
There are 5 known substitutes for 2-21352: 221352, L21352, 21352 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2-21352?
2-21352 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-336-8858. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026