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BP3919 — BRACKET,MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

BP3919: BRACKET,MOUNTING.

The BRACKET,MOUNTING is a the manufacturer industrial component. Key specifications include special_features: STEEL; 2.031 IN. LG; 1.736 IN.

WIDTH IN. This part is cataloged in the U.S. Government catalog under NSN 5340-00-378-5475, 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
BP3919
NSN: 5340-00-378-5475
FSC: 5340 — Hardware, Commercial
CAGE: 27361 — BURKE PRODUCTS INC (USA)
SPECIFICATIONS
special_featuresSTEEL; 2.031 IN. LG; 1.736 IN. WIDTH IN
NSN5340-00-378-5475
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: BP3919 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESSTEEL; 2.031 IN. LG; 1.736 IN. WIDTH IN
SUBSTITUTES & CROSS-REFERENCES 6
500 L 166.005Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
320710Reference document
Same NSN cross-reference
Reference document — Secondary reference
5340PL0924077Reference document
Same NSN cross-reference
Reference document — Informative reference only
5981CReference document
Same NSN cross-reference
Reference document — Secondary reference
831-LXReference document
Same NSN cross-reference
Reference document — Secondary reference
5900025-0000-002Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is BP3919?
BP3919 is a BRACKET,MOUNTING.
What parts can replace BP3919?
There are 6 known substitutes for BP3919: 500 L 166.005, 320710, 5340PL0924077 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for BP3919?
BP3919 is cataloged in the U.S. Government catalog under NSN 5340-00-378-5475. 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.