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74A733041-2007 — RETAINER,HELICAL COMPRESSION SPR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

74A733041-2007: RETAINER,HELICAL COMPRESSION SPR.

RETAINER,HELICAL COMPRESSION SPR. Key specifications include material: STEEL CORROSION RESISTING, overall_height: 10.125 INCHES NOMINAL IN, flange_diameter: 1.775 INCHES NOMINAL IN, flange_thickness: 0.643 INCHES NOMINAL IN, style_designator: PARALLEL, surface_treatment: CHROMIUM. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-125-8223, 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
74A733041-2007
NSN: 5340-01-125-8223
FSC: 5340 — Hardware, Commercial
CAGE: 88314 — MCDONNELL DOUGLAS CORP MCDONNELL DOUGLAS-TULSA (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
overall_height10.125 INCHES NOMINAL IN
flange_diameter1.775 INCHES NOMINAL IN
flange_thickness0.643 INCHES NOMINAL IN
style_designatorPARALLEL
surface_treatmentCHROMIUM
body_inside_diameter1.000 INCHES NOMINAL IN
fsc_application_dataLAUNCHER,GUIDED MISSILE,AIRCRAFT LAU-116/A
body_outside_diameter1.125 INCHES NOMINAL IN
casehardening_indicatorNOT CASEHARDENED
outside_chamfer_angle_in_deg45.0
NSN5340-01-125-8223
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 74A733041-2007 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: 1.775 INCHES NOMINAL IN
•
FSC APPLICATION DATA: LAUNCHER,GUIDED MISSILE,AIRCRAFT LAU-116/A
•
FLANGE THICKNESS: 0.643 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 1.125 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PARALLEL
•
BODY INSIDE DIAMETER: 1.000 INCHES NOMINAL IN
•
OUTSIDE CHAMFER ANGLE IN DEG: 45.0
TECHNICAL CHARACTERISTICS
FLANGE DIAMETER1.775 INCHES NOMINAL IN
OVERALL HEIGHT10.125 INCHES NOMINAL IN
FSC APPLICATION DATALAUNCHER,GUIDED MISSILE,AIRCRAFT LAU-116/A
FLANGE THICKNESS0.643 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER1.125 INCHES NOMINAL IN
STYLE DESIGNATORPARALLEL
BODY INSIDE DIAMETER1.000 INCHES NOMINAL IN
OUTSIDE CHAMFER ANGLE IN DEG45.0
CASEHARDENING INDICATORNOT CASEHARDENED
SURFACE TREATMENTCHROMIUM
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 3
3930AS431Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
10112481Reference document
Same NSN cross-reference
Reference document — Informative reference only
74A733041Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 74A733041-2007?
74A733041-2007 is a RETAINER,HELICAL COMPRESSION SPR.
What parts can replace 74A733041-2007?
There are 3 known substitutes for 74A733041-2007: 3930AS431, 10112481, 74A733041. Substitute compatibility should be verified for your specific system.
What is the NSN for 74A733041-2007?
74A733041-2007 is cataloged in the U.S. Government catalog under NSN 5340-01-125-8223. 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.