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143-16207 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

143-16207: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER POLYMETHYLENE-PERFLUOROALKYLENE CLASS FKM OVERALL, temp_rating: -25.0 CELSIUS AND 205.0 CELSIUS DEGC, hardness_rating: 70.0 SHORE DUROMETER A MINIMUM AND 80.0 SHORE DUROMETER A MAXIMUM OVERALL, operating_medium: HYDRAULIC FLUID, peripheral_diameter: 2.605 INCHES MINIMUM AND 2.657 INCHES MAXIMUM IN, center_hole_diameter: 2.415 INCHES MINIMUM AND 2.435 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-167-5125, 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
143-16207
NSN: 5331-00-167-5125
NIINs: 001675125, 008647206, 012607226
FSC: 5331 — O-ring
CAGE: 25184 — PARKER HANNIFIN CORPORATION DIV O-RING DIVISION (USA)
SPECIFICATIONS
materialRUBBER POLYMETHYLENE-PERFLUOROALKYLENE CLASS FKM OVERALL
temp_rating-25.0 CELSIUS AND 205.0 CELSIUS DEGC
hardness_rating70.0 SHORE DUROMETER A MINIMUM AND 80.0 SHORE DUROMETER A MAXIMUM OVERALL
operating_mediumHYDRAULIC FLUID
peripheral_diameter2.605 INCHES MINIMUM AND 2.657 INCHES MAXIMUM IN
center_hole_diameter2.415 INCHES MINIMUM AND 2.435 INCHES MAXIMUM IN
elongation_percentage125 MAXIMUM
cross-sectional_height0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
functional_descriptionHYDRAULIC SILICATE ESTER FLUID MIL-G-5514 STATIC AND RECIPROCATING PACKING GLAND APPL
cross-sectional_shape_styleO-RING
specification/standard_data07482-J221 MANUFACTURERS STANDARD
reference_data_and_literatureSAE J120,120R1 CL 1 SZ 143 DIM. TOL
NSN5331-00-167-5125
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 143-16207 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: -15.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 2.605 INCHES MINIMUM AND 2.657 INCHES MAXIMUM IN
•
HARDNESS RATING: 75.0 SHORE DUROMETER A NOMINAL
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS7276 ASSN STD SINGLE MATERIAL RESPONSE
•
ELONGATION PERCENTAGE: 125 MAXIMUM
•
CENTER HOLE DIAMETER: 2.405 INCHES MINIMUM AND 2.445 INCHES MAXIMUM IN
•
MATERIAL: RUBBER FLUOROCARBON CLASS FPM
TECHNICAL CHARACTERISTICS
TEMP RATING-15.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
OUTSIDE DIAMETER2.605 INCHES MINIMUM AND 2.657 INCHES MAXIMUM IN
HARDNESS RATING75.0 SHORE DUROMETER A NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS7276 ASSN STD SINGLE MATERIAL RESPONSE
ELONGATION PERCENTAGE125 MAXIMUM
CENTER HOLE DIAMETER2.405 INCHES MINIMUM AND 2.445 INCHES MAXIMUM IN
MATERIALRUBBER FLUOROCARBON CLASS FPM
SUBSTITUTES & CROSS-REFERENCES 10
M83485/1-143Reference document
Same NSN cross-reference
Reference document — Secondary reference
284732-0001 ITEM 62Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
AS3209-143Reference document
Same NSN cross-reference
Reference document — Secondary reference
5331PL1381207Reference document
Same NSN cross-reference
Reference document — Informative reference only
PRP143-16207Reference document
Same NSN cross-reference
Reference document — Secondary reference
400922Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Shelf-life managedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 143-16207?
143-16207 is a O-RING.
What parts can replace 143-16207?
There are 10 known substitutes for 143-16207: M83485/1-143, 284732-0001 ITEM 62, AS3209-143 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 143-16207?
143-16207 is cataloged in the U.S. Government catalog under NSN 5331-00-167-5125. 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.