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87404644 — CAP,PROTECTIVE,DUST AND MOISTURE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

87404644: CAP,PROTECTIVE,DUST AND MOISTURE.

CAP,PROTECTIVE,DUST AND MOISTURE. Key specifications include material: RUBBER SYNTHETIC, fsc_application_data: SWITCH ELEMENT, MULTI-BUTTON PENDANT, end_item_identification: OVERHEAD BRIDGE CRANE CHAIN HOIST AND PENDANT (98523)20858036, part_name_assigned_by_controlling_agency: RUBBER CAP. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-552-4601, 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
87404644
NSN: 5340-01-552-4601
FSC: 5340 — Hardware, Commercial
CAGE: 3ZAZ9 — DEMAG CRANES & COMPONENTS CORP (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
special_featuresREFERENCE DATA LITERATURE FOR AVIATION MISSION ZONE BRIDGE CRANE,MODEL 20858, TABLE 7-20, DEMAG PENDANT FIGURE/INDEX 7-20-33
fsc_application_dataSWITCH ELEMENT, MULTI-BUTTON PENDANT
end_item_identificationOVERHEAD BRIDGE CRANE CHAIN HOIST AND PENDANT (98523)20858036
part_name_assigned_by_controlling_agencyRUBBER CAP
NSN5340-01-552-4601
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 87404644 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
FSC APPLICATION DATA: SWITCH ELEMENT, MULTI-BUTTON PENDANT
•
MATERIAL: RUBBER SYNTHETIC
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATASWITCH ELEMENT, MULTI-BUTTON PENDANT
SPECIAL FEATURESREFERENCE DATA LITERATURE FOR AVIATION MISSION ZONE BRIDGE CRANE,MODEL 20858, TABLE 7-20, DEMAG PENDANT FIGURE/INDEX 7-20-33
PART NAME ASSIGNED BY CONTROLLING AGENCYRUBBER CAP
END ITEM IDENTIFICATIONOVERHEAD BRIDGE CRANE CHAIN HOIST AND PENDANT (98523)20858036
MATERIALRUBBER SYNTHETIC
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 87404644?
87404644 is a CAP,PROTECTIVE,DUST AND MOISTURE.
What is the NSN for 87404644?
87404644 is cataloged in the U.S. Government catalog under NSN 5340-01-552-4601. 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.