PartsTable
Technical Data Sheet
PartsTable / O-RING / MIL-P-25988 TY1CL1GR60
MIL-P-25988 TY1CL1GR60 ✓ 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 O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC, temp_rating: -80.0 FAHRENHEIT AND 350.0 FAHRENHEIT DEGF, hardness_rating: 60.0 SHORE DUROMETER A NOMINAL, outside_diameter: 1.762 INCHES NOMINAL IN, center_hole_diameter: 1.478 INCHES MINIMUM AND 1.490 INCHES MAXIMUM IN, elongation_percentage: 125 MAXIMUM. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-869-3918, 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
MIL-P-25988 TY1CL1GR60
NSN: 5331-00-869-3918
FSC: 5331 — O-RING
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialRUBBER SYNTHETIC
temp_rating-80.0 FAHRENHEIT AND 350.0 FAHRENHEIT DEGF
hardness_rating60.0 SHORE DUROMETER A NOMINAL
outside_diameter1.762 INCHES NOMINAL IN
center_hole_diameter1.478 INCHES MINIMUM AND 1.490 INCHES MAXIMUM IN
elongation_percentage125 MAXIMUM
cross-sectional_height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
NSN5331-00-869-3918
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MIL-P-25988 TY1CL1GR60 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
•
ELONGATION PERCENTAGE: 125 MAXIMUM
•
HARDNESS RATING: 60.0 SHORE DUROMETER A NOMINAL
•
OUTSIDE DIAMETER: 1.762 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 1.478 INCHES MINIMUM AND 1.490 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SYNTHETIC
•
TEMP RATING: -80.0 FAHRENHEIT AND 350.0 FAHRENHEIT DEGF
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
ELONGATION PERCENTAGE125 MAXIMUM
HARDNESS RATING60.0 SHORE DUROMETER A NOMINAL
OUTSIDE DIAMETER1.762 INCHES NOMINAL IN
CENTER HOLE DIAMETER1.478 INCHES MINIMUM AND 1.490 INCHES MAXIMUM IN
MATERIALRUBBER SYNTHETIC
TEMP RATING-80.0 FAHRENHEIT AND 350.0 FAHRENHEIT DEGF
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
91103-37635Interchangeable
interchangeable cross-reference
interchangeable
A6689-139-222Interchangeable
interchangeable cross-reference
interchangeable
2BE312Interchangeable
interchangeable cross-reference
interchangeable
530-431Interchangeable
interchangeable cross-reference
interchangeable
2-222 N674-70Interchangeable
interchangeable cross-reference
interchangeable
5331PL0675300Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy MIL-P-25988 TY1CL1GR60?
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 MIL-P-25988 TY1CL1GR60?
MIL-P-25988 TY1CL1GR60 is a O-RING.
What parts can replace MIL-P-25988 TY1CL1GR60?
There are 15 known substitutes for MIL-P-25988 TY1CL1GR60: 91103-37635, A6689-139-222, 2BE312 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MIL-P-25988 TY1CL1GR60?
MIL-P-25988 TY1CL1GR60 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-869-3918. 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 — MIL-P-25988 TY1CL1GR60

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