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55544-02 — SEAL,STRUCTURAL,MISSILE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

55544-02: SEAL,STRUCTURAL,MISSILE.

The SEAL,STRUCTURAL,MISSILE is a the manufacturer industrial component. Key specifications include overall_width: 0.200 INCHES NOMINAL IN, overall_height: 1.330 INCHES NOMINAL IN, overall_length: 7.720 INCHES NOMINAL IN, special_features: CRITICAL APPLICATION ITEM (CAI), end_item_identification: M-X MISSILE (PEACEKEEPER), criticality_code_justification: TEXT. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-212-1016, 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
55544-02
NSN: 5330-01-212-1016
FSC: 5330 — Packing and Gasket Materials
CAGE: 07703 — ATK LAUNCH SYSTEMS LLC DBA ATK LAUNCH SYSTEMS-PROMONTORY DIV PROPULSION SYSTEMS - PROMONTORY (USA)
SPECIFICATIONS
overall_width0.200 INCHES NOMINAL IN
overall_height1.330 INCHES NOMINAL IN
overall_length7.720 INCHES NOMINAL IN
special_featuresCRITICAL APPLICATION ITEM (CAI)
end_item_identificationM-X MISSILE (PEACEKEEPER)
criticality_code_justificationTEXT
nuclear_hardness_critical_featureHARDENED
general_characteristics_item_descriptionNUCLEAR HARDNESS CRITICAL ITEM
part_name_assigned_by_controlling_agencySEAL, INTERSTAGE COVER
NSN5330-01-212-1016
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 55544-02 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
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: NUCLEAR HARDNESS CRITICAL ITEM
•
CRITICALITY CODE JUSTIFICATION: TEXT
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT1.330 INCHES NOMINAL IN
GENERAL CHARACTERISTICS ITEM DESCRIPTIONNUCLEAR HARDNESS CRITICAL ITEM
CRITICALITY CODE JUSTIFICATIONTEXT
OVERALL LENGTH7.720 INCHES NOMINAL IN
OVERALL WIDTH0.200 INCHES NOMINAL IN
SPECIAL FEATURESCRITICAL APPLICATION ITEM (CAI)
PART NAME ASSIGNED BY CONTROLLING AGENCYSEAL, INTERSTAGE COVER
END ITEM IDENTIFICATIONM-X MISSILE (PEACEKEEPER)
NUCLEAR HARDNESS CRITICAL FEATUREHARDENED
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
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)Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 55544-02?
55544-02 is a SEAL,STRUCTURAL,MISSILE.
What is the NSN for 55544-02?
55544-02 is cataloged in the U.S. Government catalog under NSN 5330-01-212-1016. This indicates validated use in U.S. government and defense supply chains.
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