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CAFB4038D — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

CAFB4038D: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include width: 9.875 INCHES NOMINAL IN, length: 13.750 INCHES NOMINAL IN, material: STEEL, inside_angle: 17.0 DEGREES NOMINAL, inside_width: 8.750 INCHES NOMINAL IN, corner_radius: 2.000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-175-5795, 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
CAFB4038D
NSN: 5340-00-175-5795
FSC: 5340 — Hardware, Commercial
CAGE: 7PZX0 — FAIRBANKS MORSE, LLC (USA)
SPECIFICATIONS
width9.875 INCHES NOMINAL IN
length13.750 INCHES NOMINAL IN
materialSTEEL
inside_angle17.0 DEGREES NOMINAL
inside_width8.750 INCHES NOMINAL IN
corner_radius2.000 INCHES NOMINAL IN
hole_diameter0.900 INCHES NOMINAL IN
inside_length12.625 INCHES NOMINAL IN
body_thickness0.062 INCHES NOMINAL IN
flange_thickness0.438 INCHES NOMINAL IN
surface_treatmentPAINT
securing_device_typeTHREADED FASTENER
NSN5340-00-175-5795
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: CAFB4038D 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
•
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG WIDTH: 4.938 INCHES NOMINAL IN
•
INSIDE WIDTH: 8.750 INCHES NOMINAL IN
•
CORNER RADIUS: 2.000 INCHES NOMINAL IN
•
LENGTH: 13.750 INCHES NOMINAL IN
•
INSIDE LENGTH: 12.625 INCHES NOMINAL IN
•
FLANGE THICKNESS: 0.438 INCHES NOMINAL IN
•
FIRST RECESS INSIDE HEIGHT: 2.058 INCHES NOMINAL IN
•
MOUNTING OPENING SHAPE STYLE: UNTHREADED HOLE
TECHNICAL CHARACTERISTICS
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG WIDTH4.938 INCHES NOMINAL IN
INSIDE WIDTH8.750 INCHES NOMINAL IN
CORNER RADIUS2.000 INCHES NOMINAL IN
LENGTH13.750 INCHES NOMINAL IN
INSIDE LENGTH12.625 INCHES NOMINAL IN
FLANGE THICKNESS0.438 INCHES NOMINAL IN
FIRST RECESS INSIDE HEIGHT2.058 INCHES NOMINAL IN
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
CROSS-SECTIONAL SHAPE STYLESQUARE OR RECTANGULAR RECESS
SECURING DEVICE TYPETHREADED FASTENER
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 4
AFB4038DReference document
Same NSN cross-reference
Reference document — Secondary reference
MAFB4038APC1-8Reference document
Same NSN cross-reference
Reference document — Secondary reference
21SAF10B4038APC1-8Reference document
Same NSN cross-reference
Reference document — Secondary reference
22AF10C4038APC1Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 CAFB4038D?
CAFB4038D is a COVER,ACCESS.
What parts can replace CAFB4038D?
There are 4 known substitutes for CAFB4038D: AFB4038D, MAFB4038APC1-8, 21SAF10B4038APC1-8 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for CAFB4038D?
CAFB4038D is cataloged in the U.S. Government catalog under NSN 5340-00-175-5795. 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.