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C61091-001 — RETAINER,HELICAL COMPRESSION SPR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

C61091-001: RETAINER,HELICAL COMPRESSION SPR.

RETAINER,HELICAL COMPRESSION SPR. Key specifications include material: STEEL CORROSION RESISTING, overall_height: 1.740 INCHES NOMINAL IN, flange_diameter: 0.684 INCHES NOMINAL IN, style_designator: PARALLEL, body_outside_diameter: 0.850 INCHES NOMINAL IN, end_item_identification: FIGHTER AIRCRAFT (F18 E/F). This part is cataloged in the U.S.

Government catalog under NSN 5340-01-525-8386, 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
C61091-001
NSN: 5340-01-525-8386
FSC: 5340 — Hardware, Commercial
CAGE: 9P5N5 — MOOG MILITARY AIRCRAFT LLC (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
overall_height1.740 INCHES NOMINAL IN
flange_diameter0.684 INCHES NOMINAL IN
style_designatorPARALLEL
body_outside_diameter0.850 INCHES NOMINAL IN
end_item_identificationFIGHTER AIRCRAFT (F18 E/F)
criticality_code_justificationAGAV
part_name_assigned_by_controlling_agency(INAVY) CAP SPRING
NSN5340-01-525-8386
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: C61091-001 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: 0.684 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 0.850 INCHES NOMINAL IN
•
CRITICALITY CODE JUSTIFICATION: AGAV
•
STYLE DESIGNATOR: PARALLEL
•
MATERIAL: STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS
FLANGE DIAMETER0.684 INCHES NOMINAL IN
OVERALL HEIGHT1.740 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER0.850 INCHES NOMINAL IN
CRITICALITY CODE JUSTIFICATIONAGAV
STYLE DESIGNATORPARALLEL
PART NAME ASSIGNED BY CONTROLLING AGENCY(INAVY) CAP SPRING
END ITEM IDENTIFICATIONFIGHTER AIRCRAFT (F18 E/F)
MATERIALSTEEL CORROSION RESISTING
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 C61091-001?
C61091-001 is a RETAINER,HELICAL COMPRESSION SPR.
What is the NSN for C61091-001?
C61091-001 is cataloged in the U.S. Government catalog under NSN 5340-01-525-8386. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.