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7B1-07853 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

7B1-07853: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC OVERALL, overall_width: 17.500 INCHES NOMINAL IN, overall_length: 21.500 INCHES NOMINAL IN, fsc_application_data: 7D3-07771 LOWER PEDESTAL ASSEMBLY, end_item_identification: 7D3-07765 RIB DAVIT, cross-sectional_thickness: 0.250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-513-5779, 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
7B1-07853
NSN: 5330-01-513-5779
FSC: 5330 — Packing and Gasket Materials
CAGE: 34712 — LAKE SHORE SYSTEMS, INC. (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
overall_width17.500 INCHES NOMINAL IN
overall_length21.500 INCHES NOMINAL IN
fsc_application_data7D3-07771 LOWER PEDESTAL ASSEMBLY
end_item_identification7D3-07765 RIB DAVIT
cross-sectional_thickness0.250 INCHES NOMINAL IN
NSN5330-01-513-5779
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 7B1-07853 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
•
FSC APPLICATION DATA: 7D3-07771 LOWER PEDESTAL ASSEMBLY
•
CROSS-SECTIONAL THICKNESS: 0.250 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC OVERALL
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATA7D3-07771 LOWER PEDESTAL ASSEMBLY
CROSS-SECTIONAL THICKNESS0.250 INCHES NOMINAL IN
OVERALL LENGTH21.500 INCHES NOMINAL IN
OVERALL WIDTH17.500 INCHES NOMINAL IN
END ITEM IDENTIFICATION7D3-07765 RIB DAVIT
MATERIALRUBBER SYNTHETIC OVERALL
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES 1
7D3-07771 REV F ITEM 51Same 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 7B1-07853?
7B1-07853 is a GASKET.
What parts can replace 7B1-07853?
There is 1 known substitute for 7B1-07853: 7D3-07771 REV F ITEM 51. Substitute compatibility should be verified for your specific system.
What is the NSN for 7B1-07853?
7B1-07853 is cataloged in the U.S. Government catalog under NSN 5330-01-513-5779. 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.