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1255AS104 — PLUG,PROTECTIVE,DUST AND MOISTUR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1255AS104: PLUG,PROTECTIVE,DUST AND MOISTUR.

PLUG,PROTECTIVE,DUST AND MOISTUR. Key specifications include material: PLASTIC, design_type: THREADED, overall_diameter: 4.000 INCHES NOMINAL IN, features_provided: SHOULDER, material_document_and_classification: L-P-390, TYPE 3, CLASS M OR H FED SPEC SINGLE MATERIAL RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-441-1212, 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
1255AS104
NSN: 5340-01-441-1212
FSC: 5340 — Hardware, Commercial
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialPLASTIC
design_typeTHREADED
overall_diameter4.000 INCHES NOMINAL IN
features_providedSHOULDER
material_document_and_classificationL-P-390, TYPE 3, CLASS M OR H FED SPEC SINGLE MATERIAL RESPONSE
NSN5340-01-441-1212
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1255AS104 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
•
OVERALL DIAMETER: 4.000 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: L-P-390, TYPE 3, CLASS M OR H FED SPEC SINGLE MATERIAL RESPONSE
•
FEATURES PROVIDED: SHOULDER
•
MATERIAL: PLASTIC
TECHNICAL CHARACTERISTICS
DESIGN TYPETHREADED
OVERALL DIAMETER4.000 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONL-P-390, TYPE 3, CLASS M OR H FED SPEC SINGLE MATERIAL RESPONSE
FEATURES PROVIDEDSHOULDER
MATERIALPLASTIC
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 1255AS104?
1255AS104 is a PLUG,PROTECTIVE,DUST AND MOISTUR.
What is the NSN for 1255AS104?
1255AS104 is cataloged in the U.S. Government catalog under NSN 5340-01-441-1212. This indicates validated use in U.S. government and defense supply chains.
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