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B541-1010-19 — STOP,MECHANICAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

B541-1010-19: STOP,MECHANICAL.

The STOP,MECHANICAL is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, design_type: STRAIGHT, overall_width: 1.120 INCHES NOMINAL IN, overall_height: 0.120 INCHES NOMINAL IN, overall_length: 1.120 INCHES NOMINAL IN, special_features: PART OF SWITCH ASSEMBLY. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-493-3221, 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
B541-1010-19
NSN: 5340-01-493-3221
FSC: 5340 — Hardware, Commercial
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)
SPECIFICATIONS
materialCOPPER ALLOY
design_typeSTRAIGHT
overall_width1.120 INCHES NOMINAL IN
overall_height0.120 INCHES NOMINAL IN
overall_length1.120 INCHES NOMINAL IN
special_featuresPART OF SWITCH ASSEMBLY
end_item_identificationSEAWOLF CLASS SSN
NSN5340-01-493-3221
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: B541-1010-19 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
•
DESIGN TYPE: STRAIGHT
•
MATERIAL: COPPER ALLOY
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.120 INCHES NOMINAL IN
DESIGN TYPESTRAIGHT
OVERALL LENGTH1.120 INCHES NOMINAL IN
OVERALL WIDTH1.120 INCHES NOMINAL IN
SPECIAL FEATURESPART OF SWITCH ASSEMBLY
END ITEM IDENTIFICATIONSEAWOLF CLASS SSN
MATERIALCOPPER ALLOY
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 B541-1010-19?
B541-1010-19 is a STOP,MECHANICAL.
What is the NSN for B541-1010-19?
B541-1010-19 is cataloged in the U.S. Government catalog under NSN 5340-01-493-3221. 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.