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G1-7-8 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

G1-7-8: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: GRAPHITE OVERALL, overall_length: 50.000 INCHES NOMINAL IN, outside_diameter: 3.312 INCHES NOMINAL IN, special_features: STYLE DESIGNATOR:NO.60 IRREGULAR SHAPE FROM FIIG A03200, style_designator: SQUARE, aperture_diameter: 2.750 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-028-0110, 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
G1-7-8
NSN: 5330-01-028-0110
NIINs: 010280110, 010339092, 013840675
FSC: 5330 — Packing and Gasket Materials
CAGE: 31923 — TODD COMBUSTION INC (USA)
SPECIFICATIONS
materialGRAPHITE OVERALL
overall_length50.000 INCHES NOMINAL IN
outside_diameter3.312 INCHES NOMINAL IN
special_featuresSTYLE DESIGNATOR:NO.60 IRREGULAR SHAPE FROM FIIG A03200
style_designatorSQUARE
aperture_diameter2.750 INCHES NOMINAL IN
supplementary_featuresCROSS-SECTIONAL SHAPE STYLE:NO.195 IRREGULAR SHAPE FROM FIIG A03200
cross-sectional_thickness0.094 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
environmental_attribute_codeASBESTOS ALTERNATIVE PRODUCTS
material_document_and_classificationBLUE GARD 3200, CAGEC 73680 MFR REF SINGLE MATERIAL RESPONSE OVERALL
NSN5330-01-028-0110
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: G1-7-8 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
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SUPPLEMENTARY FEATURES: CROSS-SECTIONAL SHAPE STYLE:NO.195 IRREGULAR SHAPE FROM FIIG A03200
TECHNICAL CHARACTERISTICS
SUPPLEMENTARY FEATURESCROSS-SECTIONAL SHAPE STYLE:NO.195 IRREGULAR SHAPE FROM FIIG A03200
SPECIAL FEATURESSTYLE DESIGNATOR:NO.60 IRREGULAR SHAPE FROM FIIG A03200
SUBSTITUTES & CROSS-REFERENCES 8
N49677PC50Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
D-42101 PIECE 4Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
42078 PIECE 34Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
N47517PC50Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
N46640PC50Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
ND40069PC50Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is G1-7-8?
G1-7-8 is a GASKET.
What parts can replace G1-7-8?
There are 8 known substitutes for G1-7-8: N49677PC50, D-42101 PIECE 4, 42078 PIECE 34 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for G1-7-8?
G1-7-8 is cataloged in the U.S. Government catalog under NSN 5330-01-028-0110. This indicates validated use in U.S. government and defense supply chains.
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