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549220 — BUTTON,DOOR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

549220: BUTTON,DOOR.

The BUTTON,DOOR is a the manufacturer industrial component. Key specifications include length: 1.255 INCHES NOMINAL OVERALL IN, material: PLASTIC POLYAMIDE NYLON OVERALL, unit_type: DOUBLE WING. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-441-9206, 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
549220
NSN: 5340-01-441-9206
FSC: 5340 — Hardware, Commercial
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
length1.255 INCHES NOMINAL OVERALL IN
materialPLASTIC POLYAMIDE NYLON OVERALL
unit_typeDOUBLE WING
NSN5340-01-441-9206
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 549220 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
•
LENGTH: 1.255 INCHES NOMINAL OVERALL IN
•
UNIT TYPE: DOUBLE WING
•
MATERIAL: PLASTIC POLYAMIDE NYLON OVERALL
TECHNICAL CHARACTERISTICS
LENGTH1.255 INCHES NOMINAL OVERALL IN
UNIT TYPEDOUBLE WING
MATERIALPLASTIC POLYAMIDE NYLON OVERALL
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 2
5340PL1946161Reference document
Same NSN cross-reference
Reference document — Informative reference only
12448838Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 549220?
549220 is a BUTTON,DOOR.
What parts can replace 549220?
There are 2 known substitutes for 549220: 5340PL1946161, 12448838. Substitute compatibility should be verified for your specific system.
What is the NSN for 549220?
549220 is cataloged in the U.S. Government catalog under NSN 5340-01-441-9206. This indicates validated use in U.S. government and defense supply chains.
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