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49-00259-001 — RETAINER,HELICAL COMPRESSION SPR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

49-00259-001: RETAINER,HELICAL COMPRESSION SPR.

RETAINER,HELICAL COMPRESSION SPR. Key specifications include material: PLASTIC, overall_height: 0.150 INCHES NOMINAL IN, flange_diameter: 0.370 INCHES NOMINAL IN, flange_thickness: 0.030 INCHES NOMINAL IN, style_designator: PARALLEL, end_hole_diameter: 0.250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-478-4831, 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
49-00259-001
NSN: 5340-01-478-4831
FSC: 5340 — Hardware, Commercial
CAGE: 14550 — LUMINESCENT SYSTEMS, INC DBA LSI DIV LUMINESCENT SYSTEMS, INC, NY (USA)
SPECIFICATIONS
materialPLASTIC
overall_height0.150 INCHES NOMINAL IN
flange_diameter0.370 INCHES NOMINAL IN
flange_thickness0.030 INCHES NOMINAL IN
special_featuresMATERIAL IS BLACK ACETAL RESIN (DELRIN) PER ASTM D4181;RETAINER HAS CENTER HOLE 0.250 DIAMETER AND END HOLE OF 0.094 DIAMETER;END IS CHEMFERED ON BOTH ENDS 45 DEGREES X 0.020
style_designatorPARALLEL
end_hole_diameter0.250 INCHES NOMINAL IN
body_outside_diameter0.287 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN
casehardening_indicatorNOT CASEHARDENED
end_item_identificationF-16 AIRCRAFT, BLOCK 50
part_name_assigned_by_controlling_agencyRETAINER, SPRING-FLOODLIGHT
NSN5340-01-478-4831
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 49-00259-001 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
•
FLANGE DIAMETER: 0.370 INCHES NOMINAL IN
•
FLANGE THICKNESS: 0.030 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 0.287 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: PARALLEL
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
TECHNICAL CHARACTERISTICS
FLANGE DIAMETER0.370 INCHES NOMINAL IN
OVERALL HEIGHT0.150 INCHES NOMINAL IN
FLANGE THICKNESS0.030 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER0.287 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN
STYLE DESIGNATORPARALLEL
CASEHARDENING INDICATORNOT CASEHARDENED
SPECIAL FEATURESMATERIAL IS BLACK ACETAL RESIN (DELRIN) PER ASTM D4181;RETAINER HAS CENTER HOLE 0.250 DIAMETER AND END HOLE OF 0.094 DIAMETER;END IS CHEMFERED ON BOTH ENDS 45 DEGREES X 0.020
PART NAME ASSIGNED BY CONTROLLING AGENCYRETAINER, SPRING-FLOODLIGHT
END ITEM IDENTIFICATIONF-16 AIRCRAFT, BLOCK 50
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: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 49-00259-001?
49-00259-001 is a RETAINER,HELICAL COMPRESSION SPR.
What is the NSN for 49-00259-001?
49-00259-001 is cataloged in the U.S. Government catalog under NSN 5340-01-478-4831. This indicates validated use in U.S. government and defense supply chains.
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