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198902 — COOLER,AIR,ELECTRONIC EQUIPMENT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

198902: COOLER,AIR,ELECTRONIC EQUIPMENT.

COOLER,AIR,ELECTRONIC EQUIPMENT. Key specifications include end_item_identification: 0205930-919(55910) SEAWOLF ESM RACK, part_name_assigned_by_controlling_agency: SHOE CAST BANDAGE COVER VINYL LAMINATE SMALL 4-1/4X9" UPPER SHOE. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-142-0045, 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
198902
NSN: 5310-00-142-0045
NIINs: 001420045, 011966207, 015479373
FSC: 5310 — Nuts and Washers
CAGE: 06848 — HONEYWELL INTERNATIONAL INC DIV AEROSPACE-SOUTH BEND (BENDIX DR) (USA)
SPECIFICATIONS
end_item_identification0205930-919(55910) SEAWOLF ESM RACK
general_characteristics_item_descriptionSMALL; 4-1/4 X 9 INCHES; UPPER SHOE: EXPANDED VINYL ON JERSEY KNIT UPPER SHOE; ETHAFOAM INNER SOLE; RIBBED CREPE OUTER SOLE; CONTACT CLOSURES; ALLOWS AIR TO CAST AREA IN
part_name_assigned_by_controlling_agencySHOE CAST BANDAGE COVER VINYL LAMINATE SMALL 4-1/4X9" UPPER SHOE
NSN5310-00-142-0045
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 198902 · 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
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 198902?
198902 is a COOLER,AIR,ELECTRONIC EQUIPMENT.
What is the NSN for 198902?
198902 is cataloged in the U.S. Government catalog under NSN 5310-00-142-0045. This indicates validated use in U.S. government and defense supply chains.
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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.