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90-369A3000-97 — DOORSTOP

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

90-369A3000-97: DOORSTOP.

The DOORSTOP is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2024 AND ALUMINUM ALLOY 1230 OVERALL, special_features: BASE LENGTH:4.000 IN.NOM;HOOK/KEEPER:NOT INCLUDED; IN, material_document_and_classification: QQ-A-250/5,COM+2024,TEMPER T3 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-491-0728, 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
90-369A3000-97
NSN: 5340-00-491-0728
FSC: 5340 — Hardware, Commercial
CAGE: 1KVX4 — MD HELICOPTERS INC (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2024 AND ALUMINUM ALLOY 1230 OVERALL
special_featuresBASE LENGTH:4.000 IN.NOM;HOOK/KEEPER:NOT INCLUDED; IN
material_document_and_classificationQQ-A-250/5,COM+2024,TEMPER T3 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5340-00-491-0728
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 90-369A3000-97 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/5,COM+2024,TEMPER T3 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: ALUMINUM ALLOY 2024 AND ALUMINUM ALLOY 1230 OVERALL
TECHNICAL CHARACTERISTICS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/5,COM+2024,TEMPER T3 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SPECIAL FEATURESBASE LENGTH:4.000 IN.NOM;HOOK/KEEPER:NOT INCLUDED; IN
MATERIALALUMINUM ALLOY 2024 AND ALUMINUM ALLOY 1230 OVERALL
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 1
369A3000-97Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 90-369A3000-97?
90-369A3000-97 is a DOORSTOP.
What parts can replace 90-369A3000-97?
There is 1 known substitute for 90-369A3000-97: 369A3000-97. Substitute compatibility should be verified for your specific system.
What is the NSN for 90-369A3000-97?
90-369A3000-97 is cataloged in the U.S. Government catalog under NSN 5340-00-491-0728. 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.