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ST65D16-1 — CLOSER,DOOR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

ST65D16-1: CLOSER,DOOR.

The CLOSER,DOOR is a the manufacturer industrial component. Key specifications include material: STEEL COMP 630 CASE, control_type: LIQUID AND SPRING, special_features: TUBE DIAMETER: 2.000 IN. NOMINAL; LENGTH: 11.528 IN.

NOMINAL IN, end_item_identification: TRANSPORTATION AND HANDLING, material_document_and_classification: AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE ARM. This part is cataloged in the U.S. Government catalog under NSN 5340-01-226-2873, 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
ST65D16-1
NSN: 5340-01-226-2873
FSC: 5340 — Hardware, Commercial
CAGE: 04236 — LOCKHEED MARTIN CORP (USA)
SPECIFICATIONS
materialSTEEL COMP 630 CASE
control_typeLIQUID AND SPRING
special_featuresTUBE DIAMETER: 2.000 IN. NOMINAL; LENGTH: 11.528 IN. NOMINAL IN
end_item_identificationTRANSPORTATION AND HANDLING
material_document_and_classificationAMS 5643 ASSN STD SINGLE MATERIAL RESPONSE ARM
NSN5340-01-226-2873
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: ST65D16-1 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
•
CONTROL TYPE: LIQUID AND SPRING
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE ARM
•
MATERIAL: STEEL COMP 630 ARM
TECHNICAL CHARACTERISTICS
CONTROL TYPELIQUID AND SPRING
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5643 ASSN STD SINGLE MATERIAL RESPONSE ARM
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5643 ASSN STD SINGLE MATERIAL RESPONSE CASE
SPECIAL FEATURESTUBE DIAMETER: 2.000 IN. NOMINAL; LENGTH: 11.528 IN. NOMINAL IN
END ITEM IDENTIFICATIONTRANSPORTATION AND HANDLING
MATERIALSTEEL COMP 630 ARM
MATERIALSTEEL COMP 630 CASE
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 ST65D16-1?
ST65D16-1 is a CLOSER,DOOR.
What is the NSN for ST65D16-1?
ST65D16-1 is cataloged in the U.S. Government catalog under NSN 5340-01-226-2873. 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.