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Technical Data Sheet
PartsTable / COMPONENT / 51-0307-1
51-0307-1 ✓ 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 NUT ASSORTMENT is a the manufacturer industrial component. Key specifications include end_item_identification: 737AEW AND C, part_name_assigned_by_controlling_agency: NUT-CONDUIT. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-363-7298, 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
51-0307-1
NSN: 5330-00-363-7298
FSC: 5330
CAGE: 72582 — ROLLS-ROYCE SOLUTIONS AMERICA INC (USA)
SPECIFICATIONS
end_item_identification737AEW AND C
part_name_assigned_by_controlling_agencyNUT-CONDUIT
NSN5330-00-363-7298
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 51-0307-1 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
•
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 2000 FEET PER MINUTE FT
•
OUTSIDE DIAMETER: 4.008 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC SEALING ELEMENT
•
SURFACE TREATMENT: PLASTIC CASE
•
ACCOMMODATED SHAFT DIAMETER: 2.875 INCHES NOMINAL IN
•
CASE STYLE: SQUARE
•
HOUSING BORE DIAMETER: 4.003 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
ACCOMMODATED SHAFT MAXIMUM RATED SPEED2000 FEET PER MINUTE FT
OUTSIDE DIAMETER4.008 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
MATERIALSTEEL CASE
SURFACE TREATMENTPLASTIC CASE
ACCOMMODATED SHAFT DIAMETER2.875 INCHES NOMINAL IN
CASE STYLESQUARE
HOUSING BORE DIAMETER4.003 INCHES NOMINAL IN
SEALING ELEMENT STYLEANGULAR
SEAL WIDTH0.469 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
28760Interchangeable
interchangeable cross-reference
interchangeable
H28760Interchangeable
interchangeable cross-reference
interchangeable
121C9Interchangeable
interchangeable cross-reference
interchangeable
4061P11Interchangeable
interchangeable cross-reference
interchangeable
28764Interchangeable
interchangeable cross-reference
interchangeable
28764-00Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 51-0307-1?
51-0307-1 is a NUT ASSORTMENT.
What parts can replace 51-0307-1?
There are 20 known substitutes for 51-0307-1: 28760, H28760, 121C9 and 17 more. Substitute compatibility should be verified for your specific system.
Is 51-0307-1 still available?
51-0307-1 is currently cancelled.
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PartsTable Design LLC · partstable.com
Last verified: July 2026