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GK-42 — KIT,MBU FRAME,TANK PLATE ASSEMBL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

GK-42: KIT,MBU FRAME,TANK PLATE ASSEMBL.

KIT,MBU FRAME,TANK PLATE ASSEMBL. Key specifications include material: PAPER OVERALL, hole_diameter: 0.500 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, aperture_diameter: 3.250 INCHES NOMINAL IN, bolt_circle_diameter: 4.187 INCHES NOMINAL IN, end_item_identification: 7310-01-452-8137 & 7310-01-507-9310 MODERN BURNER UNIT, cross-sectional_shape_style: SOLID SINGLE OR COMPOSITION. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-054-2393, 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
GK-42
NSN: 5330-01-054-2393
NIINs: 010542393, 014624867
FSC: 5330 — Packing and Gasket Materials
CAGE: 0L8N4 — AMFS AMERICAN FLEET SERVICES (USA)
SPECIFICATIONS
materialPAPER OVERALL
hole_diameter0.500 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
aperture_diameter3.250 INCHES NOMINAL IN
bolt_hole_quantity4
bolt_circle_diameter4.187 INCHES NOMINAL IN
end_item_identification7310-01-452-8137 & 7310-01-507-9310 MODERN BURNER UNIT
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
reference_data_and_literatureTM 10-7310-281-13&P
part_name_assigned_by_controlling_agencyMBU SEAL FUEL TANK E.I. 7310014528137 MODERN BURNER UNIT
NSN5330-01-054-2393
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: GK-42 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 STYLE: SOLID SINGLE OR COMPOSITION
•
APERTURE DIAMETER: 3.250 INCHES NOMINAL IN
•
BOLT HOLE QUANTITY: 4
•
BOLT CIRCLE DIAMETER: 4.187 INCHES NOMINAL IN
•
MATERIAL: PAPER OVERALL
•
HOLE DIAMETER: 0.500 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
APERTURE DIAMETER3.250 INCHES NOMINAL IN
BOLT HOLE QUANTITY4
BOLT CIRCLE DIAMETER4.187 INCHES NOMINAL IN
MATERIALPAPER OVERALL
HOLE DIAMETER0.500 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is GK-42?
GK-42 is a KIT,MBU FRAME,TANK PLATE ASSEMBL.
What is the NSN for GK-42?
GK-42 is cataloged in the U.S. Government catalog under NSN 5330-01-054-2393. 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.