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H2475 — BOOT,DUST AND MOISTURE SEAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

H2475: BOOT,DUST AND MOISTURE SEAL.

The BOOT,DUST AND MOISTURE SEAL is a the manufacturer industrial component. Key specifications include material: RUBBER SILICONE BODY, base_height: 0.172 INCHES NOMINAL IN, body_height: 0.312 INCHES NOMINAL IN, thread_class: 2B, thread_length: 0.172 INCHES NOMINAL IN, thread_series: UNS. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-617-9627, 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
H2475
NSN: 5340-00-617-9627
FSC: 5340 — Hardware, Commercial
CAGE: 49673 — DOWTY RFL INDUSTRIES INC (USA)
SPECIFICATIONS
materialRUBBER SILICONE BODY
base_height0.172 INCHES NOMINAL IN
body_height0.312 INCHES NOMINAL IN
thread_class2B
thread_length0.172 INCHES NOMINAL IN
thread_seriesUNS
overall_height0.406 INCHES NOMINAL IN
sealing_methodCOMPRESSION
mounting_methodTHREAD
style_designatorTHRU-HOLE
width_across_flats0.750 INCHES NOMINAL IN
base_inside_diameter0.531 INCHES NOMINAL IN
NSN5340-00-617-9627
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: H2475 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
•
WIDTH ACROSS FLATS: 0.750 INCHES NOMINAL IN
•
SEALING METHOD: COMPRESSION
•
THREAD SERIES: UNS
•
BODY OUTSIDE DIAMETER: 0.656 INCHES NOMINAL IN
•
MOUNTING METHOD: THREAD
•
BASE THREAD LOCATION: INTERNAL
•
THREAD LENGTH: 0.172 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.406 INCHES NOMINAL IN
WIDTH ACROSS FLATS0.750 INCHES NOMINAL IN
SEALING METHODCOMPRESSION
THREAD SERIESUNS
BODY OUTSIDE DIAMETER0.656 INCHES NOMINAL IN
MOUNTING METHODTHREAD
BASE THREAD LOCATIONINTERNAL
THREAD LENGTH0.172 INCHES NOMINAL IN
BODY HEIGHT0.312 INCHES NOMINAL IN
STYLE DESIGNATORTHRU-HOLE
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES 1
9167389Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is H2475?
H2475 is a BOOT,DUST AND MOISTURE SEAL.
What parts can replace H2475?
There is 1 known substitute for H2475: 9167389. Substitute compatibility should be verified for your specific system.
What is the NSN for H2475?
H2475 is cataloged in the U.S. Government catalog under NSN 5340-00-617-9627. 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.