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4456-70 — BUSHING,SLEEVE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

4456-70: BUSHING,SLEEVE.

The BUSHING,SLEEVE is a the manufacturer industrial component. Key specifications include specification/standard_data: 71762-4456-70 MANUFACTURERS STANDARD. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-730-6637, 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
4456-70
NSN: 5331-00-730-6637
NIINs: 007306637, 008388048, 013525441, 014363952
FSC: 5331 — O-ring
CAGE: 77308 — PARCO, LLC (USA)
SPECIFICATIONS
specification/standard_data71762-4456-70 MANUFACTURERS STANDARD
NSN5331-00-730-6637
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4456-70 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
•
TEMP RATING: -30.0 FAHRENHEIT AND 257.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
•
HARDNESS RATING: 70.0 SHORE DUROMETER A NOMINAL
•
CENTER HOLE DIAMETER: 0.853 INCHES MINIMUM AND 0.865 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS
TEMP RATING-30.0 FAHRENHEIT AND 257.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
HARDNESS RATING70.0 SHORE DUROMETER A NOMINAL
CENTER HOLE DIAMETER0.853 INCHES MINIMUM AND 0.865 INCHES MAXIMUM IN
END ITEM IDENTIFICATIONHOWITZER, M-109 SERIES
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
SUBSTITUTES & CROSS-REFERENCES 5
5330007306637Reference document
Same NSN cross-reference
Reference document — Secondary reference
HX 1692Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
7710908Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
1497Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
B46Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4456-70?
4456-70 is a BUSHING,SLEEVE.
What parts can replace 4456-70?
There are 5 known substitutes for 4456-70: 5330007306637, HX 1692, 7710908 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4456-70?
4456-70 is cataloged in the U.S. Government catalog under NSN 5331-00-730-6637. 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.