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2631178G001 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

2631178G001: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include features_provided: SPECIAL MARKING, securing_device_type: THREADED FASTENER, peripheral_shape_style: RECTANGLE, MULTI HOLES, end_item_identification: AN/ALQ-172, cross-sectional_shape_style: FLAT. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-327-2804, 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
2631178G001
NSN: 5340-01-327-2804
FSC: 5340 — Hardware, Commercial
CAGE: 28527 — L3HARRIS TECHNOLOGIES, INC. (USA)
SPECIFICATIONS
features_providedSPECIAL MARKING
securing_device_typeTHREADED FASTENER
peripheral_shape_styleRECTANGLE, MULTI HOLES
end_item_identificationAN/ALQ-172
cross-sectional_shape_styleFLAT
NSN5340-01-327-2804
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2631178G001 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 SHAPE STYLE: FLAT
•
FEATURES PROVIDED: SPECIAL MARKING
•
SECURING DEVICE TYPE: THREADED FASTENER
•
PERIPHERAL SHAPE STYLE: RECTANGLE, MULTI HOLES
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL SHAPE STYLEFLAT
FEATURES PROVIDEDSPECIAL MARKING
SECURING DEVICE TYPETHREADED FASTENER
SPECIAL FEATURESITEM CONSISTS OF 3 HOLDER ASSEMBLIES P/N 2628270G002,1 ESD CAUTION PLATE,9 8-32 X 0.050 IN. PNH MAC SCR P/N MS51957-45,11 CAPTIVE SCREWS P/N MS15795-807,9 NO. 8 LOCK WASHERS P/N MS35338-137 AND 11 RETAINING WASHERS P/N 2627210G001 IN
PERIPHERAL SHAPE STYLERECTANGLE, MULTI HOLES
END ITEM IDENTIFICATIONAN/ALQ-172
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
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FREQUENTLY ASKED QUESTIONS
What is 2631178G001?
2631178G001 is a COVER,ACCESS.
What is the NSN for 2631178G001?
2631178G001 is cataloged in the U.S. Government catalog under NSN 5340-01-327-2804. 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.