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9531K22 — CAP,PROTECTIVE,DUST AND MOISTURE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

9531K22: CAP,PROTECTIVE,DUST AND MOISTURE.

CAP,PROTECTIVE,DUST AND MOISTURE. Key specifications include material: PLASTIC VINYL, design_type: FRICTION, inside_diameter_length: 0.750 INCHES NOMINAL IN, end_item_identification: 4610-01-572-8283, LIGHTWEIGHT WATER PURIFICATION SYSTEM (LWPS), part_name_assigned_by_controlling_agency: PUSH ON ROUND CAP, tube_outside_diameter_for_which_designed: 0.375 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-589-9967, 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
9531K22
NSN: 5340-01-589-9967
FSC: 5340 — Hardware, Commercial
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialPLASTIC VINYL
design_typeFRICTION
special_featuresHAS TAB FOR EASY REMOVAL WHICH IS 0.625 IN NOM IN LENGTH;DUROMETER HARDNESS IS 75A;MAX TEMP IS 140 DEG F FOR 10 MINUTES;COLOR IS BLACK A
inside_diameter_length0.750 INCHES NOMINAL IN
end_item_identification4610-01-572-8283, LIGHTWEIGHT WATER PURIFICATION SYSTEM (LWPS)
part_name_assigned_by_controlling_agencyPUSH ON ROUND CAP
tube_outside_diameter_for_which_designed0.375 INCHES NOMINAL IN
NSN5340-01-589-9967
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 9531K22 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
•
DESIGN TYPE: FRICTION
•
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED: 0.375 INCHES NOMINAL IN
•
MATERIAL: PLASTIC VINYL
•
INSIDE DIAMETER LENGTH: 0.750 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
DESIGN TYPEFRICTION
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED0.375 INCHES NOMINAL IN
SPECIAL FEATURESHAS TAB FOR EASY REMOVAL WHICH IS 0.625 IN NOM IN LENGTH;DUROMETER HARDNESS IS 75A;MAX TEMP IS 140 DEG F FOR 10 MINUTES;COLOR IS BLACK A
PART NAME ASSIGNED BY CONTROLLING AGENCYPUSH ON ROUND CAP
END ITEM IDENTIFICATION4610-01-572-8283, LIGHTWEIGHT WATER PURIFICATION SYSTEM (LWPS)
MATERIALPLASTIC VINYL
INSIDE DIAMETER LENGTH0.750 INCHES NOMINAL IN
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 9531K22?
9531K22 is a CAP,PROTECTIVE,DUST AND MOISTURE.
What is the NSN for 9531K22?
9531K22 is cataloged in the U.S. Government catalog under NSN 5340-01-589-9967. 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.