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91051-1 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

91051-1: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: GLASS FIBER AND STEEL COMP 304 OVERALL, hole_diameter: 0.750 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, outside_diameter: 40.000 INCHES NOMINAL IN, style_designator: CIRCULAR, aperture_diameter: 36.000 INCHES NOMINAL IN, bolt_hole_quantity: 32. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-433-8577, 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
91051-1
NSN: 5330-01-433-8577
FSC: 5330 — Packing and Gasket Materials
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialGLASS FIBER AND STEEL COMP 304 OVERALL
hole_diameter0.750 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
outside_diameter40.000 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter36.000 INCHES NOMINAL IN
bolt_hole_quantity32
bolt_circle_diameter38.250 INCHES NOMINAL IN
cross-sectional_thickness0.125 INCHES NOMINAL IN
cross-sectional_shape_styleFIBRE OR COMPOSITION WITH WIRE INSERT
material_document_and_classificationHH-P-31F TYPE 1, CLASS 1 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-01-433-8577
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 91051-1 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 THICKNESS: 0.125 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CIRCULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: HH-P-31F TYPE 1, CLASS 1 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: FIBRE OR COMPOSITION WITH WIRE INSERT
•
OUTSIDE DIAMETER: 40.000 INCHES NOMINAL IN
•
APERTURE DIAMETER: 36.000 INCHES NOMINAL IN
•
BOLT HOLE QUANTITY: 32
•
BOLT CIRCLE DIAMETER: 38.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.125 INCHES NOMINAL IN
STYLE DESIGNATORCIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATIONHH-P-31F TYPE 1, CLASS 1 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLEFIBRE OR COMPOSITION WITH WIRE INSERT
OUTSIDE DIAMETER40.000 INCHES NOMINAL IN
APERTURE DIAMETER36.000 INCHES NOMINAL IN
BOLT HOLE QUANTITY32
BOLT CIRCLE DIAMETER38.250 INCHES NOMINAL IN
MATERIALGLASS FIBER AND STEEL COMP 304 OVERALL
HOLE DIAMETER0.750 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
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
7094145-P/N 91051-1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 91051-1?
91051-1 is a GASKET.
What parts can replace 91051-1?
There is 1 known substitute for 91051-1: 7094145-P/N 91051-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 91051-1?
91051-1 is cataloged in the U.S. Government catalog under NSN 5330-01-433-8577. This indicates validated use in U.S. government and defense supply chains.
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