PartsTable
Technical Data Sheet
PartsTable / COMPONENT / H751-0514-21
H751-0514-21 ✓ 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 BOOT,DUST AND MOISTURE SEAL is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-607-7429, 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
H751-0514-21
NSN: 5340-01-607-7429
FSC: 5340
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)
SPECIFICATIONS
Part NumberH751-0514-21
NSN5340-01-607-7429
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: H751-0514-21 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
08470Interchangeable
interchangeable cross-reference
interchangeable
55-8470Interchangeable
interchangeable cross-reference
interchangeable
8470-0-150VACInterchangeable
interchangeable cross-reference
interchangeable
59066D41-115Interchangeable
interchangeable cross-reference
interchangeable
AA59214-8E52Interchangeable
interchangeable cross-reference
interchangeable
A-A-59214Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy H751-0514-21?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is H751-0514-21?
H751-0514-21 is a BOOT,DUST AND MOISTURE SEAL.
What parts can replace H751-0514-21?
There are 16 known substitutes for H751-0514-21: 08470, 55-8470, 8470-0-150VAC and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for H751-0514-21?
H751-0514-21 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-607-7429. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — H751-0514-21

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026