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B39 — FILTER ELEMENT,FLUID

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

B39: FILTER ELEMENT,FLUID.

The FILTER ELEMENT,FLUID is a the manufacturer industrial component. Key specifications include material: OIL LUBRICATING LUBRICATION, bore_shape: STRAIGHT, design_type: NONREUSABLE, construction: ONE-PIECE, bore_diameter: 12.00 MILLIMETERS NOMINAL MM, overall_width: 2.625 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-139-6943, 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
B39
NSN: 5330-00-139-6943
NIINs: 001396943, 002034103, 002215791, 002285298, 002486093, 003289841, 004976333, 008083859, 011329596, 011905664, 011976004, 012804268, 013059529, 014560207, 015590974, 015593274, 015960639, 016027484, 016886880, 016887502
FSC: 5330 — Packing and Gasket Materials
CAGE: 80850 — INTERLINE BRANDS, INC. DBA J. A. SEXAUER (USA)
SPECIFICATIONS
materialOIL LUBRICATING LUBRICATION
bore_shapeSTRAIGHT
design_typeNONREUSABLE
constructionONE-PIECE
bore_diameter12.00 MILLIMETERS NOMINAL MM
overall_width2.625 INCHES NOMINAL IN
body_thickness0.766 INCHES NOMINAL IN
fiber_materialRAYON CHEVRON
flow_directionPARALLEL
load_directionRADIAL
overall_length2.990 INCHES NOMINAL IN
surface_finishGROUND
NSN5330-00-139-6943
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: B39 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
SUBSTITUTES & CROSS-REFERENCES 2
90472Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
9047B39Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 B39?
B39 is a FILTER ELEMENT,FLUID.
What parts can replace B39?
There are 2 known substitutes for B39: 90472, 9047B39. Substitute compatibility should be verified for your specific system.
What is the NSN for B39?
B39 is cataloged in the U.S. Government catalog under NSN 5330-00-139-6943. 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.