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26010020670 — CAP,PROTECTIVE,DUST AND MOISTURE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

26010020670: CAP,PROTECTIVE,DUST AND MOISTURE.

CAP,PROTECTIVE,DUST AND MOISTURE. Key specifications include material: PLASTIC, overall_diameter: 1.094 INCHES MINIMUM AND 1.156 INCHES MAXIMUM IN, special_features: ELECTROSTATIC FREE MATERIAL; COLOR PINK; SUITABLE FOR PROTECTING THREA DED AND NON-THREADED BAYONET TYPE CONNECTORS, width_across_flats: 0.025 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN, inside_diameter_length: 0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN, material_document_and_classification: MIL-B-81705 TYPE II MIL SPEC SINGLE MATERIAL RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-555-6607, 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
26010020670
NSN: 5340-01-555-6607
FSC: 5340 — Hardware, Commercial
CAGE: 0124B — SAPA OPERACIONES SL (ESP)
SPECIFICATIONS
materialPLASTIC
overall_diameter1.094 INCHES MINIMUM AND 1.156 INCHES MAXIMUM IN
special_featuresELECTROSTATIC FREE MATERIAL; COLOR PINK; SUITABLE FOR PROTECTING THREA DED AND NON-THREADED BAYONET TYPE CONNECTORS
width_across_flats0.025 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN
inside_diameter_length0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
material_document_and_classificationMIL-B-81705 TYPE II MIL SPEC SINGLE MATERIAL RESPONSE
tube_outside_diameter_for_which_designed0.885 INCHES MINIMUM AND 0.925 INCHES MAXIMUM IN
opening_inside_diameter_for_which_designed0.840 INCHES MINIMUM AND 0.860 INCHES MAXIMUM IN
NSN5340-01-555-6607
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 26010020670 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
•
WIDTH ACROSS FLATS: 0.025 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN
•
OVERALL DIAMETER: 1.094 INCHES MINIMUM AND 1.156 INCHES MAXIMUM IN
•
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED: 0.885 INCHES MINIMUM AND 0.925 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-B-81705 TYPE II MIL SPEC SINGLE MATERIAL RESPONSE
•
OPENING INSIDE DIAMETER FOR WHICH DESIGNED: 0.840 INCHES MINIMUM AND 0.860 INCHES MAXIMUM IN
•
MATERIAL: PLASTIC
•
INSIDE DIAMETER LENGTH: 0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.025 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN
OVERALL DIAMETER1.094 INCHES MINIMUM AND 1.156 INCHES MAXIMUM IN
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED0.885 INCHES MINIMUM AND 0.925 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-81705 TYPE II MIL SPEC SINGLE MATERIAL RESPONSE
OPENING INSIDE DIAMETER FOR WHICH DESIGNED0.840 INCHES MINIMUM AND 0.860 INCHES MAXIMUM IN
SPECIAL FEATURESELECTROSTATIC FREE MATERIAL; COLOR PINK; SUITABLE FOR PROTECTING THREA DED AND NON-THREADED BAYONET TYPE CONNECTORS
MATERIALPLASTIC
INSIDE DIAMETER LENGTH0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 3
60005996Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
SEC-14Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
NAS831Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 26010020670?
26010020670 is a CAP,PROTECTIVE,DUST AND MOISTURE.
What parts can replace 26010020670?
There are 3 known substitutes for 26010020670: 60005996, SEC-14, NAS831. Substitute compatibility should be verified for your specific system.
What is the NSN for 26010020670?
26010020670 is cataloged in the U.S. Government catalog under NSN 5340-01-555-6607. 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.