PartsTable
Technical Data Sheet
Download PDF

32-31854-256 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

32-31854-256: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include material: ALUMINUM, hole_diameter: 0.196 INCHES MINIMUM AND 0.202 INCHES MAXIMUM IN, fsc_application_data: STRUCTURAL ASSEMBLY,AIRFRAME, securing_device_type: THREADED FASTENER, mounting_opening_shape_style: UNTHREADED HOLE. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-873-3034, 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
32-31854-256
NSN: 5340-00-873-3034
FSC: 5340 — Hardware, Commercial
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialALUMINUM
hole_diameter0.196 INCHES MINIMUM AND 0.202 INCHES MAXIMUM IN
fsc_application_dataSTRUCTURAL ASSEMBLY,AIRFRAME
securing_device_typeTHREADED FASTENER
mounting_opening_shape_styleUNTHREADED HOLE
NSN5340-00-873-3034
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 32-31854-256 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
•
FSC APPLICATION DATA: STRUCTURAL ASSEMBLY,AIRFRAME
•
MOUNTING OPENING SHAPE STYLE: UNTHREADED HOLE
•
SECURING DEVICE TYPE: THREADED FASTENER
•
MATERIAL: ALUMINUM
•
HOLE DIAMETER: 0.196 INCHES MINIMUM AND 0.202 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATASTRUCTURAL ASSEMBLY,AIRFRAME
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
SECURING DEVICE TYPETHREADED FASTENER
MATERIALALUMINUM
HOLE DIAMETER0.196 INCHES MINIMUM AND 0.202 INCHES MAXIMUM IN
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)Demilitarization required — critical (Q)
Ready to buy 32-31854-256?
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 32-31854-256?
32-31854-256 is a COVER,ACCESS.
What is the NSN for 32-31854-256?
32-31854-256 is cataloged in the U.S. Government catalog under NSN 5340-00-873-3034. 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 — 32-31854-256

✓ 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.