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PartsTable / COMPONENT / C5075985-1
C5075985-1 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. Key specifications include length: 0.687 INCHES NOMINAL IN, material: ALUMINUM ALLOY 2011 OVERALL, style_designator: INTERNALLY THREADED FULL LENGTH, surface_treatment: CHROMATE OVERALL, width_across_flats: 0.250 INCHES NOMINAL IN, cross-sectional_shape: HEXAGON. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-187-5945, 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
C5075985-1
NSN: 5340-01-187-5945
FSC: 5340
CAGE: 57958 — SIGNALS WARFARE PROJECT MANAGER (USA)
SPECIFICATIONS
length0.687 INCHES NOMINAL IN
materialALUMINUM ALLOY 2011 OVERALL
style_designatorINTERNALLY THREADED FULL LENGTH
surface_treatmentCHROMATE OVERALL
width_across_flats0.250 INCHES NOMINAL IN
cross-sectional_shapeHEXAGON
material_document_and_classificationQQ-A-225/3 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classificationMIL-C-5541, CLASS 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5340-01-187-5945
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: C5075985-1 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
•
CROSS-SECTIONAL SHAPE: HEXAGON
•
STYLE DESIGNATOR: INTERNALLY THREADED FULL LENGTH
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-5541, CLASS 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
SURFACE TREATMENT: CHROMATE OVERALL
•
MATERIAL: ALUMINUM ALLOY 2011 OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-225/3 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
LENGTH: 0.687 INCHES NOMINAL IN
•
WIDTH ACROSS FLATS: 0.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL SHAPEHEXAGON
STYLE DESIGNATORINTERNALLY THREADED FULL LENGTH
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-5541, CLASS 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCHROMATE OVERALL
MATERIALALUMINUM ALLOY 2011 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/3 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
LENGTH0.687 INCHES NOMINAL IN
WIDTH ACROSS FLATS0.250 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
SPILL KITInterchangeable
interchangeable cross-reference
interchangeable
9588Interchangeable
interchangeable cross-reference
interchangeable
9288Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C5075985-1?
C5075985-1 is a STANDOFF,THREADED,SPACING.
What parts can replace C5075985-1?
There are 3 known substitutes for C5075985-1: SPILL KIT, 9588, 9288. Substitute compatibility should be verified for your specific system.
What is the NSN for C5075985-1?
C5075985-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-187-5945. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026