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803-8436639-88 — CONNECTING LINK,RIGID

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

803-8436639-88: CONNECTING LINK,RIGID.

The CONNECTING LINK,RIGID is a the manufacturer industrial component. Key specifications include material: STEEL COMP 316, body_width: 1.500 INCHES NOMINAL IN, link_style: STRAIGHT, body_thickness: 0.375 INCHES NOMINAL IN, overall_length: 7.625 INCHES NOMINAL IN, special_features: SMALLER MOUNTING/PILOT HOLE DIAMETER IS 0.499 INCHES (MIN) AND 0.500 INCHES (MAX) IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-718-7205, 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
803-8436639-88
NSN: 5340-01-718-7205
FSC: 5340 — Hardware, Commercial
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL COMP 316
body_width1.500 INCHES NOMINAL IN
link_styleSTRAIGHT
body_thickness0.375 INCHES NOMINAL IN
overall_length7.625 INCHES NOMINAL IN
special_featuresSMALLER MOUNTING/PILOT HOLE DIAMETER IS 0.499 INCHES (MIN) AND 0.500 INCHES (MAX) IN
body_constructionSOLID
mounting_hole_typeTHRU HOLE
mounting_hole_diameter0.9360 INCHES NOMINAL IN
mounting_hole_quantity2
end_item_identificationDOOR WTRTT QA LH 30
material_document_and_classificationASTM-A276/A276M, COND A AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE
NSN5340-01-718-7205
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 803-8436639-88 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
•
MOUNTING HOLE QUANTITY: 2
•
BODY CONSTRUCTION: SOLID
•
LINK STYLE: STRAIGHT
•
BODY WIDTH: 1.500 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM-A276/A276M, COND A AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE
•
MOUNTING HOLE DIAMETER: 0.9360 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY2
BODY CONSTRUCTIONSOLID
LINK STYLESTRAIGHT
BODY WIDTH1.500 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTM-A276/A276M, COND A AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE
MOUNTING HOLE DIAMETER0.9360 INCHES NOMINAL IN
OVERALL LENGTH7.625 INCHES NOMINAL IN
SPECIAL FEATURESSMALLER MOUNTING/PILOT HOLE DIAMETER IS 0.499 INCHES (MIN) AND 0.500 INCHES (MAX) IN
PART NAME ASSIGNED BY CONTROLLING AGENCYTOGGLE LINK (LH)
END ITEM IDENTIFICATIONDOOR WTRTT QA LH 30
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 2
8436639Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
A030-066-QAA010-88Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 803-8436639-88?
803-8436639-88 is a CONNECTING LINK,RIGID.
What parts can replace 803-8436639-88?
There are 2 known substitutes for 803-8436639-88: 8436639, A030-066-QAA010-88. Substitute compatibility should be verified for your specific system.
What is the NSN for 803-8436639-88?
803-8436639-88 is cataloged in the U.S. Government catalog under NSN 5340-01-718-7205. 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.