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PartsTable / COMPONENT / GS179L
GS179L ✓ 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 SEAL,NONMETALLIC STRIP is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYETHYLENE TEREPHTHALATE (PET)(POLYESTER) JACKET, temp_rating: -65.0 FAHRENHEIT AND 365.0 FAHRENHEIT DEGF, construction: ONE-PIECE, style_designator: STRIP, cross-sectional_width: 1.000 INCHES NOMINAL IN, cross-sectional_height: 0.650 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-365-6354, 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
GS179L
NSN: 5330-01-365-6354
FSC: 5330
CAGE: 26512 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialPLASTIC POLYETHYLENE TEREPHTHALATE (PET)(POLYESTER) JACKET
temp_rating-65.0 FAHRENHEIT AND 365.0 FAHRENHEIT DEGF
constructionONE-PIECE
style_designatorSTRIP
cross-sectional_width1.000 INCHES NOMINAL IN
cross-sectional_height0.650 INCHES NOMINAL IN
material_document_and_classificationQQ-A-250/4,T3 FED SPEC SINGLE MATERIAL RESPONSE INSERT
NSN5330-01-365-6354
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: GS179L 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 HEIGHT: 0.650 INCHES NOMINAL IN
•
CONSTRUCTION: ONE-PIECE
•
MATERIAL DOCUMENT AND CLASSIFICATION: ZZ-R-765,CLASS 2B,GRADE 50 FED SPEC SINGLE MATERIAL RESPONSE CORE
•
MATERIAL: RUBBER SILICONE CLASS Q CORE
•
TEMP RATING: -65.0 FAHRENHEIT AND 365.0 FAHRENHEIT DEGF
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL HEIGHT0.650 INCHES NOMINAL IN
CONSTRUCTIONONE-PIECE
MATERIAL DOCUMENT AND CLASSIFICATIONZZ-R-765,CLASS 2B,GRADE 50 FED SPEC SINGLE MATERIAL RESPONSE CORE
MATERIALRUBBER SILICONE CLASS Q CORE
MATERIALALUMINUM ALLOY 2024 INSERT
TEMP RATING-65.0 FAHRENHEIT AND 365.0 FAHRENHEIT DEGF
MATERIALPLASTIC POLYETHYLENE TEREPHTHALATE (PET)(POLYESTER) JACKET
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/4,T3 FED SPEC SINGLE MATERIAL RESPONSE INSERT
STYLE DESIGNATORSTRIP
CROSS-SECTIONAL WIDTH1.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
9414Interchangeable
interchangeable cross-reference
interchangeable
10572PC149Interchangeable
interchangeable cross-reference
interchangeable
7368099Interchangeable
interchangeable cross-reference
interchangeable
2165957Interchangeable
interchangeable cross-reference
interchangeable
1740Interchangeable
interchangeable cross-reference
interchangeable
SM-A-571590-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is GS179L?
GS179L is a SEAL,NONMETALLIC STRIP.
What parts can replace GS179L?
There are 16 known substitutes for GS179L: 9414, 10572PC149, 7368099 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for GS179L?
GS179L is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-365-6354. 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