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8509778-1 — 8509778-1

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

8509778-1: 8509778-1.

The 8509778-1 is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY BODY AND CONTACT, overall_length: 1.333 INCHES NOMINAL IN, mounting_method: TERMINAL, overall_diameter: 0.313 INCHES MINIMUM AND 0.316 INCHES MAXIMUM IN, style_designator: CYLINDRICAL SHAPE, precious_material: GOLD. This part is cataloged in the U.S.

Government catalog under NSN 5999-01-331-3198, 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
MRO→ MRO_GENERAL→ 8509778-1
NSN: 5999-01-331-3198
FSC: 5999 — Miscellaneous Electrical and Electronic Components
CAGE: 07187 — HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL (USA)
SPECIFICATIONS
materialCOPPER ALLOY BODY AND CONTACT
overall_length1.333 INCHES NOMINAL IN
mounting_methodTERMINAL
overall_diameter0.313 INCHES MINIMUM AND 0.316 INCHES MAXIMUM IN
style_designatorCYLINDRICAL SHAPE
precious_materialGOLD
surface_treatmentGOLD AND NICKEL BODY AND CONTACT
precious_material_and_weight0.005 GOLD GRAINS, TROY
precious_material_and_locationBODY AND CONTACT SURFACES GOLD
material_document_and_classificationMIL-C-39029 MIL SPEC SINGLE MATERIAL RESPONSE BODY AND CONTACT
surface_treatment_document_and_classificationMIL-G-45204 MIL SPEC 1ST TREATMENT RESPONSE AND QQ-N-290 FED SPEC 2ND TREATMENT RESPONSE BODY AND CONTACT
NSN5999-01-331-3198
COMPONENT DIAGRAM
CONN A SFF-8482 CONN B SFF-8087 LENGTH: SAS CABLE ASSEMBLY | SFF-8482 to SFF-8087 Cable length: | SAS | Shielded TITLE CABLE ASSY PN 8509778-1 MFR 8509778-1
KEY FEATURES
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-G-45204 MIL SPEC 1ST TREATMENT RESPONSE AND QQ-N-290 FED SPEC 2ND TREATMENT RESPONSE BODY AND CONTACT
•
OVERALL DIAMETER: 0.313 INCHES MINIMUM AND 0.316 INCHES MAXIMUM IN
•
PRECIOUS MATERIAL: GOLD
•
MOUNTING METHOD: TERMINAL
•
STYLE DESIGNATOR: CYLINDRICAL SHAPE
•
PRECIOUS MATERIAL AND WEIGHT: 0.005 GOLD GRAINS, TROY
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-C-39029 MIL SPEC SINGLE MATERIAL RESPONSE BODY AND CONTACT
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-G-45204 MIL SPEC 1ST TREATMENT RESPONSE AND QQ-N-290 FED SPEC 2ND TREATMENT RESPONSE BODY AND CONTACT
OVERALL DIAMETER0.313 INCHES MINIMUM AND 0.316 INCHES MAXIMUM IN
PRECIOUS MATERIALGOLD
MOUNTING METHODTERMINAL
STYLE DESIGNATORCYLINDRICAL SHAPE
PRECIOUS MATERIAL AND WEIGHT0.005 GOLD GRAINS, TROY
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-C-39029 MIL SPEC SINGLE MATERIAL RESPONSE BODY AND CONTACT
OVERALL LENGTH1.333 INCHES NOMINAL IN
SURFACE TREATMENTGOLD AND NICKEL BODY AND CONTACT
PRECIOUS MATERIAL AND LOCATIONBODY AND CONTACT SURFACES GOLD
OTHER ITEMS IN FSC 5999 — Miscellaneous Electrical and Electronic Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5999-00-001-1345 5999-00-001-1346 5999-00-001-1348 5999-00-001-1349 5999-00-001-1355 5999-00-001-1623 5999-00-001-2537 5999-00-001-2539
SUBSTITUTES & CROSS-REFERENCES 4
310-08T0-547Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
10139690Reference document
Same NSN cross-reference
Reference document — Informative reference only
21-33841-1Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
21-33841-15Same 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 8509778-1?
8509778-1 is a 8509778-1. It is classified as a MRO (MRO_GENERAL).
What parts can replace 8509778-1?
There are 4 known substitutes for 8509778-1: 310-08T0-547, 10139690, 21-33841-1 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 8509778-1?
8509778-1 is cataloged in the U.S. Government catalog under NSN 5999-01-331-3198. 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.