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1286373-101 — RETAINER,HELICAL COMPRESSION SPR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1286373-101: RETAINER,HELICAL COMPRESSION SPR.

RETAINER,HELICAL COMPRESSION SPR. Key specifications include material: STEEL COMP 321, overall_height: 0.270 INCHES NOMINAL IN, style_designator: IRREGULAR, end_hole_diameter: 0.249 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN, body_inside_diameter: 0.560 INCHES NOMINAL IN, body_outside_diameter: 0.750 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-326-9649, 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
1286373-101
NSN: 5340-01-326-9649
FSC: 5340 — Hardware, Commercial
CAGE: 17772 — AERO ENGINEERING & MANUFACTURING COMPANY OF CALIFORNIA, LLC DBA AEROENGINEERING & MANUFACTURING CO (USA)
SPECIFICATIONS
materialSTEEL COMP 321
overall_height0.270 INCHES NOMINAL IN
style_designatorIRREGULAR
end_hole_diameter0.249 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
body_inside_diameter0.560 INCHES NOMINAL IN
body_outside_diameter0.750 INCHES NOMINAL IN
casehardening_indicatorNOT CASEHARDENED
end_item_identificationW/S: HELICOPTER, LAMPS MARK III, SH-60B; AIRCRAFT, ORION P-3; HELICOPTER, SEAHAWK, H-60; AIRCRAFT, VIKING S-3B
material_document_and_classificationQQ-S-763, CLASS 321 FED SPEC SINGLE MATERIAL RESPONSE
NSN5340-01-326-9649
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1286373-101 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
•
BODY OUTSIDE DIAMETER: 0.750 INCHES NOMINAL IN
•
STYLE DESIGNATOR: IRREGULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763, CLASS 321 FED SPEC SINGLE MATERIAL RESPONSE
•
BODY INSIDE DIAMETER: 0.560 INCHES NOMINAL IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
MATERIAL: STEEL COMP 321
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.270 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER0.750 INCHES NOMINAL IN
STYLE DESIGNATORIRREGULAR
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763, CLASS 321 FED SPEC SINGLE MATERIAL RESPONSE
BODY INSIDE DIAMETER0.560 INCHES NOMINAL IN
CASEHARDENING INDICATORNOT CASEHARDENED
END ITEM IDENTIFICATIONW/S: HELICOPTER, LAMPS MARK III, SH-60B; AIRCRAFT, ORION P-3; HELICOPTER, SEAHAWK, H-60; AIRCRAFT, VIKING S-3B
MATERIALSTEEL COMP 321
END HOLE DIAMETER0.249 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
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 1286373-101?
1286373-101 is a RETAINER,HELICAL COMPRESSION SPR.
What is the NSN for 1286373-101?
1286373-101 is cataloged in the U.S. Government catalog under NSN 5340-01-326-9649. This indicates validated use in U.S. government and defense supply chains.
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