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634B-AL20 — CAP,PROTECTIVE,DUST AND MOISTURE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

634B-AL20: CAP,PROTECTIVE,DUST AND MOISTURE.

CAP,PROTECTIVE,DUST AND MOISTURE. Key specifications include design_type: THREADED, special_features: SIZE IN INCHES: 2"; O.D. ARMS EXTENDED: 7 7/8"; MAX O.D.: 4"; OVERALL LENGHT: 2 1/8"; CHAIN LUG HEIGHT: 3/8", end_item_identification: ASSEMBLY, MANIFOLD, part_name_assigned_by_controlling_agency: DUST CAP, CAMLOCK, 2".

This part is cataloged in the U.S. Government catalog under NSN 5340-01-595-8960, 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
634B-AL20
NSN: 5340-01-595-8960
FSC: 5340 — Hardware, Commercial
CAGE: 79154 — VICTAULIC COMPANY OF AMERICA INC DBA VICTAULIC COMPANY OF AMERICA (USA)
SPECIFICATIONS
design_typeTHREADED
special_featuresSIZE IN INCHES: 2"; O.D. ARMS EXTENDED: 7 7/8"; MAX O.D.: 4"; OVERALL LENGHT: 2 1/8"; CHAIN LUG HEIGHT: 3/8"
end_item_identificationASSEMBLY, MANIFOLD
part_name_assigned_by_controlling_agencyDUST CAP, CAMLOCK, 2"
NSN5340-01-595-8960
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 634B-AL20 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: THREADED
TECHNICAL CHARACTERISTICS
DESIGN TYPETHREADED
SPECIAL FEATURESSIZE IN INCHES: 2"; O.D. ARMS EXTENDED: 7 7/8"; MAX O.D.: 4"; OVERALL LENGHT: 2 1/8"; CHAIN LUG HEIGHT: 3/8"
PART NAME ASSIGNED BY CONTROLLING AGENCYDUST CAP, CAMLOCK, 2"
END ITEM IDENTIFICATIONASSEMBLY, MANIFOLD
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 634B-AL20?
634B-AL20 is a CAP,PROTECTIVE,DUST AND MOISTURE.
What is the NSN for 634B-AL20?
634B-AL20 is cataloged in the U.S. Government catalog under NSN 5340-01-595-8960. This indicates validated use in U.S. government and defense supply chains.
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