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11019941-1 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

11019941-1: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include width: 1.400 INCHES NOMINAL IN, length: 3.824 INCHES NOMINAL IN, material: COPPER ALLOY AND ZINC ALLOY, special_features: FINISH IS SILVER PLATED PER QQ-S-365 TYPE 3,GRADE B 0.0005-0.0010 THICK OVER NICKEL, surface_treatment: NICKEL, peripheral_shape_style: RECTANGLE, MULTI HOLES. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-089-1741, 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
11019941-1
NSN: 5340-01-089-1741
FSC: 5340 — Hardware, Commercial
CAGE: 34860 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
width1.400 INCHES NOMINAL IN
length3.824 INCHES NOMINAL IN
materialCOPPER ALLOY AND ZINC ALLOY
special_featuresFINISH IS SILVER PLATED PER QQ-S-365 TYPE 3,GRADE B 0.0005-0.0010 THICK OVER NICKEL
surface_treatmentNICKEL
peripheral_shape_styleRECTANGLE, MULTI HOLES
end_item_identificationAN/ALQ-25
hole_quantity_along_width2
hole_quantity_along_length3
cross-sectional_shape_styleSQUARE OR RECTANGULAR RECESS
distance_between_holes_along_width1.220 INCHES NOMINAL IN
distance_between_holes_along_length0.893 INCHES NOMINAL IN
NSN5340-01-089-1741
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 11019941-1 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
•
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG WIDTH: 0.090 INCHES NOMINAL IN
•
LENGTH: 3.824 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-26074,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE
•
DISTANCE BETWEEN HOLES ALONG LENGTH: 0.893 INCHES NOMINAL IN
•
HOLE QUANTITY ALONG LENGTH: 3
•
DISTANCE BETWEEN HOLES ALONG WIDTH: 1.220 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-B-626,TYPE 360 FED SPEC 1ST MATERIAL RESPONSE AND QQ-B-626,TYPE 360 FED SPEC 2ND MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: SQUARE OR RECTANGULAR RECESS
TECHNICAL CHARACTERISTICS
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG WIDTH0.090 INCHES NOMINAL IN
LENGTH3.824 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-26074,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE
DISTANCE BETWEEN HOLES ALONG LENGTH0.893 INCHES NOMINAL IN
HOLE QUANTITY ALONG LENGTH3
DISTANCE BETWEEN HOLES ALONG WIDTH1.220 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-626,TYPE 360 FED SPEC 1ST MATERIAL RESPONSE AND QQ-B-626,TYPE 360 FED SPEC 2ND MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLESQUARE OR RECTANGULAR RECESS
HOLE QUANTITY ALONG WIDTH2
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG LENGTH0.125 INCHES NOMINAL 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: Terminal item — no further procurement; issued until stock is exhaustedDemilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is 11019941-1?
11019941-1 is a COVER,ACCESS.
What is the NSN for 11019941-1?
11019941-1 is cataloged in the U.S. Government catalog under NSN 5340-01-089-1741. 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.