PartsTable
Technical Data Sheet
Download PDF

128ABP10156-11 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

128ABP10156-11: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include material: PLASTIC ACRYLONITRILE-BUTADIENE-STYRENE (ABS), hole_diameter: 0.165 INCHES MINIMUM AND 0.171 INCHES MAXIMUM IN, body_thickness: 0.080 INCHES NOMINAL IN, inside_diameter: 3.812 INCHES NOMINAL IN, flange_thickness: 0.080 INCHES NOMINAL IN, outside_diameter: 4.875 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-115-5953, 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
128ABP10156-11
NSN: 5340-00-115-5953
FSC: 5340 — Hardware, Commercial
CAGE: 79RG9 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialPLASTIC ACRYLONITRILE-BUTADIENE-STYRENE (ABS)
hole_diameter0.165 INCHES MINIMUM AND 0.171 INCHES MAXIMUM IN
body_thickness0.080 INCHES NOMINAL IN
inside_diameter3.812 INCHES NOMINAL IN
flange_thickness0.080 INCHES NOMINAL IN
outside_diameter4.875 INCHES NOMINAL IN
inside_corner_radius0.250 INCHES NOMINAL IN
securing_device_typeSPECIAL
peripheral_shape_styleROUND, NO HOLES
first_recess_inside_height0.922 INCHES NOMINAL IN
cross-sectional_shape_styleCIRCULAR RECESS
mounting_opening_shape_styleUNTHREADED HOLE
NSN5340-00-115-5953
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 128ABP10156-11 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
•
FLANGE THICKNESS: 0.080 INCHES NOMINAL IN
•
INSIDE CORNER RADIUS: 0.250 INCHES NOMINAL IN
•
FIRST RECESS INSIDE HEIGHT: 0.922 INCHES NOMINAL IN
•
MOUNTING OPENING SHAPE STYLE: UNTHREADED HOLE
•
CROSS-SECTIONAL SHAPE STYLE: CIRCULAR RECESS
•
OUTSIDE DIAMETER: 4.875 INCHES NOMINAL IN
•
SECURING DEVICE TYPE: SPECIAL
•
INSIDE DIAMETER: 3.812 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FLANGE THICKNESS0.080 INCHES NOMINAL IN
INSIDE CORNER RADIUS0.250 INCHES NOMINAL IN
FIRST RECESS INSIDE HEIGHT0.922 INCHES NOMINAL IN
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
CROSS-SECTIONAL SHAPE STYLECIRCULAR RECESS
OUTSIDE DIAMETER4.875 INCHES NOMINAL IN
SECURING DEVICE TYPESPECIAL
INSIDE DIAMETER3.812 INCHES NOMINAL IN
PERIPHERAL SHAPE STYLEROUND, NO HOLES
MATERIALPLASTIC ACRYLONITRILE-BUTADIENE-STYRENE (ABS)
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
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
Ready to buy 128ABP10156-11?
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 128ABP10156-11?
128ABP10156-11 is a COVER,ACCESS.
What is the NSN for 128ABP10156-11?
128ABP10156-11 is cataloged in the U.S. Government catalog under NSN 5340-00-115-5953. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 128ABP10156-11

✓ 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.