PartsTable
Technical Data Sheet
PartsTable / COMPONENT / MIL-DTL-16377H SUPP 1
MIL-DTL-16377H SUPP 1 ✓ 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 GASKET is a the manufacturer industrial component. Key specifications include material: RUBBER CHLOROPRENE CLASS CR OVERALL, hardness_rating: 45.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM OVERALL, outside_diameter: 5.813 INCHES NOMINAL IN, special_features: ONE 0.250 IN. WIDE BY 0.125 IN.

DEEP SLOT ON ONE SIDE ONLY IN, aperture_diameter: 4.313 INCHES NOMINAL IN, cross-sectional_thickness: 0.750 INCHES NOMINAL IN. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-028-6281, 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-DTL-16377H SUPP 1
NSN: 5330-01-028-6281
FSC: 5330
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialRUBBER CHLOROPRENE CLASS CR OVERALL
hardness_rating45.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM OVERALL
outside_diameter5.813 INCHES NOMINAL IN
special_featuresONE 0.250 IN. WIDE BY 0.125 IN. DEEP SLOT ON ONE SIDE ONLY IN
aperture_diameter4.313 INCHES NOMINAL IN
cross-sectional_thickness0.750 INCHES NOMINAL IN
NSN5330-01-028-6281
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MIL-DTL-16377H SUPP 1 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
•
MATERIAL: RUBBER CHLOROPRENE CLASS CR OVERALL
•
HARDNESS RATING: 45.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM OVERALL
•
APERTURE DIAMETER: 4.313 INCHES NOMINAL IN
•
CROSS-SECTIONAL THICKNESS: 0.750 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 5.813 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALRUBBER CHLOROPRENE CLASS CR OVERALL
HARDNESS RATING45.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM OVERALL
SPECIAL FEATURESONE 0.250 IN. WIDE BY 0.125 IN. DEEP SLOT ON ONE SIDE ONLY IN
APERTURE DIAMETER4.313 INCHES NOMINAL IN
CROSS-SECTIONAL THICKNESS0.750 INCHES NOMINAL IN
OUTSIDE DIAMETER5.813 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
7D3-07765 ITEM 14Interchangeable
interchangeable cross-reference
interchangeable
P-1971-SInterchangeable
interchangeable cross-reference
interchangeable
5667 RED CASE HARDENEDInterchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-16377/60Interchangeable
interchangeable cross-reference
interchangeable
MIL-F-16377/60Interchangeable
interchangeable cross-reference
interchangeable
M16377/60-316Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy MIL-DTL-16377H SUPP 1?
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-DTL-16377H SUPP 1?
MIL-DTL-16377H SUPP 1 is a GASKET.
What parts can replace MIL-DTL-16377H SUPP 1?
There are 14 known substitutes for MIL-DTL-16377H SUPP 1: 7D3-07765 ITEM 14, P-1971-S, 5667 RED CASE HARDENED and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MIL-DTL-16377H SUPP 1?
MIL-DTL-16377H SUPP 1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-028-6281. 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-DTL-16377H SUPP 1

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