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3637AS102-1 — SEAT,HELICAL COMPRESSION SPRING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

3637AS102-1: SEAT,HELICAL COMPRESSION SPRING.

SEAT,HELICAL COMPRESSION SPRING. Key specifications include end_diameter: 2.8700 INCHES NOMINAL IN, overall_height: 1.2 INCHES NOMINAL IN, style_designator: SEAT, surface_treatment: PASSIVATE, end_item_identification: A/A42R REFUELS; W/S: AIRCRAFT, VIKING S-3B; AIRCRAFT, INTRUDER A-6E; A/A42R-1 REFUELING SYSTEM; TA-4J AIRCRAFT, distance_from_end_to_first_step: 0.8050 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-501-5071, 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
3637AS102-1
NSN: 5340-01-501-5071
FSC: 5340 — Hardware, Commercial
CAGE: 72429 — MISSION SYSTEMS DAVENPORT INC. (USA)
SPECIFICATIONS
end_diameter2.8700 INCHES NOMINAL IN
overall_height1.2 INCHES NOMINAL IN
style_designatorSEAT
surface_treatmentPASSIVATE
end_item_identificationA/A42R REFUELS; W/S: AIRCRAFT, VIKING S-3B; AIRCRAFT, INTRUDER A-6E; A/A42R-1 REFUELING SYSTEM; TA-4J AIRCRAFT
distance_from_end_to_first_step0.8050 INCHES NOMINAL IN
part_name_assigned_by_controlling_agencySEAT, EJECTION SPRING
surface_treatment_document_and_classificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
NSN5340-01-501-5071
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3637AS102-1 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
•
END DIAMETER: 2.8700 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
•
DISTANCE FROM END TO FIRST STEP: 0.8050 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SEAT
•
SURFACE TREATMENT: PASSIVATE
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT1.2 INCHES NOMINAL IN
END DIAMETER2.8700 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
DISTANCE FROM END TO FIRST STEP0.8050 INCHES NOMINAL IN
STYLE DESIGNATORSEAT
SURFACE TREATMENTPASSIVATE
PART NAME ASSIGNED BY CONTROLLING AGENCYSEAT, EJECTION SPRING
END ITEM IDENTIFICATIONA/A42R REFUELS; W/S: AIRCRAFT, VIKING S-3B; AIRCRAFT, INTRUDER A-6E; A/A42R-1 REFUELING SYSTEM; TA-4J AIRCRAFT
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3637AS102-1?
3637AS102-1 is a SEAT,HELICAL COMPRESSION SPRING.
What is the NSN for 3637AS102-1?
3637AS102-1 is cataloged in the U.S. Government catalog under NSN 5340-01-501-5071. This indicates validated use in U.S. government and defense supply chains.
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