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Technical Data Sheet
B1530-3-8-11 ✓ Verified by PartsTable
· ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. Key specifications include length: 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN, style_designator: PROJECTION ONE END LEFT INTERNAL THREAD, width_across_flats: 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN, cross-sectional_shape: HEXAGON, specification/standard_data: 80250-NAS1830 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-285-4752, 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
B1530-3-8-11
NSN: 5340-01-285-4752
FSC: 5340
CAGE: 81312 — WINCHESTER INTERCONNECT CORPORATION DBA WINCHESTER INTERCONNECT DIV WINCHESTER INTERCONNECT (USA)
SPECIFICATIONS
length0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
style_designatorPROJECTION ONE END LEFT INTERNAL THREAD
width_across_flats0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
cross-sectional_shapeHEXAGON
specification/standard_data80250-NAS1830 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
NSN5340-01-285-4752
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: B1530-3-8-11 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: HEXAGON
STYLE DESIGNATOR: PROJECTION ONE END LEFT INTERNAL THREAD
SPECIFICATION/STANDARD DATA: 80250-NAS1830 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
LENGTH: 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
WIDTH ACROSS FLATS: 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL SHAPEHEXAGON
STYLE DESIGNATORPROJECTION ONE END LEFT INTERNAL THREAD
SPECIFICATION/STANDARD DATA80250-NAS1830 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
LENGTH0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
WIDTH ACROSS FLATS0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
42-2-1Upgraded Successor
successor cross-reference
successor
51B54854Upgraded Successor
successor cross-reference
successor
2A8506Upgraded Successor
successor cross-reference
successor
1A8506Upgraded Successor
successor cross-reference
successor
S-1152389Interchangeable
interchangeable cross-reference
interchangeable
1152389Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B1530-3-8-11?
B1530-3-8-11 is a STANDOFF,THREADED,SPACING.
What parts can replace B1530-3-8-11?
There are 20 known substitutes for B1530-3-8-11: 42-2-1, 51B54854, 2A8506 and 17 more. Substitute compatibility should be verified for your specific system.
Is B1530-3-8-11 still available?
B1530-3-8-11 is currently cancelled.
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