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1550B — RELAY,ELECTROMAGNETIC

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1550B: RELAY,ELECTROMAGNETIC.

The RELAY,ELECTROMAGNETIC is a the manufacturer industrial component. Key specifications include width: 17.2 INCHES NOMINAL IN, height: 8.4 INCHES NOMINAL IN, length: 13.000 INCHES NOMINAL IN, material: PLASTIC, duty_type: INTERMITTENT, cubic_measure: 1.18 CUBIC FEET. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-190-4268, 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
1550B
NSN: 5330-00-190-4268
NIINs: 001904268, 010926087, 015397137, 017184758
FSC: 5330 — Packing and Gasket Materials
CAGE: 22593 — FITZGERALD GASKET A CO OF TANNETICS INC (USA)
SPECIFICATIONS
width17.2 INCHES NOMINAL IN
height8.4 INCHES NOMINAL IN
length13.000 INCHES NOMINAL IN
materialPLASTIC
duty_typeINTERMITTENT
coil_quantity1
cubic_measure1.18 CUBIC FEET
hole_diameter0.625 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
overall_width0.938 INCHES NOMINAL IN
latch_quantity2
overall_height1.750 INCHES NOMINAL IN
overall_length20.66 INCHES NOMINAL IN
NSN5330-00-190-4268
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1550B 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 THICKNESS: 0.094 INCHES NOMINAL IN
•
SIDE RADIUS FROM GASKET CENTER: 1.438 INCHES NOMINAL IN
•
STYLE DESIGNATOR: NON-CIRCULAR
•
CROSS-SECTIONAL SHAPE STYLE: METAL WITH SOFT FILLER
•
APERTURE DIAMETER: 1.969 INCHES NOMINAL IN
•
BOLT HOLE QUANTITY: 2
•
BOLT CIRCLE DIAMETER: 3.750 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.094 INCHES NOMINAL IN
SIDE RADIUS FROM GASKET CENTER1.438 INCHES NOMINAL IN
STYLE DESIGNATORNON-CIRCULAR
CROSS-SECTIONAL SHAPE STYLEMETAL WITH SOFT FILLER
OVERALL WIDTH4.750 INCHES NOMINAL IN
APERTURE DIAMETER1.969 INCHES NOMINAL IN
BOLT HOLE QUANTITY2
BOLT CIRCLE DIAMETER3.750 INCHES NOMINAL IN
OUTSIDE CORNER RADIUS0.500 INCHES NOMINAL IN
MATERIALASBESTOS CORE
SUBSTITUTES & CROSS-REFERENCES 4
5399BSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
01361ABSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
857AReference document
Same NSN cross-reference
Reference document — Secondary reference
858BReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1550B?
1550B is a RELAY,ELECTROMAGNETIC.
What parts can replace 1550B?
There are 4 known substitutes for 1550B: 5399B, 01361AB, 857A and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1550B?
1550B is cataloged in the U.S. Government catalog under NSN 5330-00-190-4268. This indicates validated use in U.S. government and defense supply chains.
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