PartsTable
Technical Data Sheet
9749-SS-0440-7 ✓ 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: 1.938 INCHES NOMINAL IN, material: STEEL STANDOFF, flange_thickness: 1.750 INCHES NOMINAL IN, style_designator: FLANGED WITH LEFT INTERNAL THREAD, surface_treatment: PASSIVATE STANDOFF, thread_series_designator: UNIFIED NATIONAL COARSE (UNC) LEFT INTERNAL (INCLUDES THRU THREAD). This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-288-3239, 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
9749-SS-0440-7
NSN: 5340-01-288-3239
FSC: 5340
CAGE: 1YGB8 — CAREY MANUFACTURING CO, INC DBA AMATOM ELECTRONIC HARDWARE DIV AMATOM ELECTRONIC HARDWARE (USA)
SPECIFICATIONS
length1.938 INCHES NOMINAL IN
materialSTEEL STANDOFF
flange_thickness1.750 INCHES NOMINAL IN
style_designatorFLANGED WITH LEFT INTERNAL THREAD
surface_treatmentPASSIVATE STANDOFF
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) LEFT INTERNAL (INCLUDES THRU THREAD)
flange_width_across_flats0.250 INCHES NOMINAL IN
NSN5340-01-288-3239
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 9749-SS-0440-7 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
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC) LEFT INTERNAL (INCLUDES THRU THREAD)
STYLE DESIGNATOR: FLANGED WITH LEFT INTERNAL THREAD
SURFACE TREATMENT: PASSIVATE STANDOFF
FLANGE THICKNESS: 1.750 INCHES NOMINAL IN
LENGTH: 1.938 INCHES NOMINAL IN
MATERIAL: STEEL STANDOFF
FLANGE WIDTH ACROSS FLATS: 0.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) LEFT INTERNAL (INCLUDES THRU THREAD)
STYLE DESIGNATORFLANGED WITH LEFT INTERNAL THREAD
SURFACE TREATMENTPASSIVATE STANDOFF
FLANGE THICKNESS1.750 INCHES NOMINAL IN
LENGTH1.938 INCHES NOMINAL IN
MATERIALSTEEL STANDOFF
FLANGE WIDTH ACROSS FLATS0.250 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
2098Upgraded Successor
successor cross-reference
successor
0382-2098Upgraded Successor
successor cross-reference
successor
070-2098-1AInterchangeable
interchangeable cross-reference
interchangeable
247ASC1925-001Interchangeable
interchangeable cross-reference
interchangeable
C377Interchangeable
interchangeable cross-reference
interchangeable
23DCInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 9749-SS-0440-7?
9749-SS-0440-7 is a STANDOFF,THREADED,SPACING.
What parts can replace 9749-SS-0440-7?
There are 17 known substitutes for 9749-SS-0440-7: 2098, 0382-2098, 070-2098-1A and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 9749-SS-0440-7?
9749-SS-0440-7 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-288-3239. This indicates validated use in U.S. government and defense supply chains.
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