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A2916BR — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

A2916BR: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER POLYACRYLATE CLASS ACM, hardness_rating: 70.0 SHORE DUROMETER A NOMINAL, center_hole_diameter: 1.594 INCHES MINIMUM AND 1.624 INCHES MAXIMUM IN, cross-sectional_height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN, end_item_identification: 2520-01-417-4144 TRANSMISSION HYDRAULIC VEHICULAR M88A2. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-508-3449, 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
A2916BR
NSN: 5331-01-508-3449
FSC: 5331 — O-ring
CAGE: 61208 — TWIN DISC, INCORPORATED DBA TWIN DISC MID-ATLANTIC (USA)
SPECIFICATIONS
materialRUBBER POLYACRYLATE CLASS ACM
hardness_rating70.0 SHORE DUROMETER A NOMINAL
center_hole_diameter1.594 INCHES MINIMUM AND 1.624 INCHES MAXIMUM IN
cross-sectional_height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
end_item_identification2520-01-417-4144 TRANSMISSION HYDRAULIC VEHICULAR M88A2
NSN5331-01-508-3449
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A2916BR 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 HEIGHT: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
HARDNESS RATING: 70.0 SHORE DUROMETER A NOMINAL
•
CENTER HOLE DIAMETER: 1.594 INCHES MINIMUM AND 1.624 INCHES MAXIMUM IN
•
MATERIAL: RUBBER POLYACRYLATE CLASS ACM
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
HARDNESS RATING70.0 SHORE DUROMETER A NOMINAL
CENTER HOLE DIAMETER1.594 INCHES MINIMUM AND 1.624 INCHES MAXIMUM IN
END ITEM IDENTIFICATION2520-01-417-4144 TRANSMISSION HYDRAULIC VEHICULAR M88A2
MATERIALRUBBER POLYACRYLATE CLASS ACM
OTHER ITEMS IN FSC 5331 — O-ring
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5331-00-001-1971 5331-00-001-1979 5331-00-001-3904 5331-00-001-3905 5331-00-001-3906 5331-00-001-3908 5331-00-001-3923 5331-00-001-3924
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 A2916BR?
A2916BR is a O-RING.
What is the NSN for A2916BR?
A2916BR is cataloged in the U.S. Government catalog under NSN 5331-01-508-3449. 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.