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91920A190 — STANDOFF,THREADED,SPACING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

91920A190: STANDOFF,THREADED,SPACING.

The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. Key specifications include length: 1.500 INCHES NOMINAL IN, material: STEEL OVERALL, thread_class: 2B RIGHT INTERNAL, thread_length: 0.500 INCHES NOMINAL RIGHT INTERNAL IN, special_features: TENSILE STRENGTH: 55000PSI;HARDNESS: ROCKWELL B40, style_designator: LEFT INTERNAL AND RIGHT INTERNAL THREADS. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-649-7328, 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
91920A190
NSN: 5340-01-649-7328
FSC: 5340 — Hardware, Commercial
CAGE: 3A054 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
length1.500 INCHES NOMINAL IN
materialSTEEL OVERALL
thread_class2B RIGHT INTERNAL
thread_length0.500 INCHES NOMINAL RIGHT INTERNAL IN
special_featuresTENSILE STRENGTH: 55000PSI;HARDNESS: ROCKWELL B40
style_designatorLEFT INTERNAL AND RIGHT INTERNAL THREADS
thread_directionRIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)
width_across_flats0.250 INCHES NOMINAL IN
nominal_thread_size0.190 INCHES RIGHT INTERNAL IN
cross-sectional_shapeHEXAGON
thread_quantity_per_inch32 RIGHT INTERNAL
thread_series_designatorUNF LEFT INTERNAL (INCLUDES THRU THREAD)
NSN5340-01-649-7328
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 91920A190 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
•
WIDTH ACROSS FLATS: 0.250 INCHES NOMINAL IN
•
LENGTH: 1.500 INCHES NOMINAL IN
•
THREAD LENGTH: 0.500 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN
•
STYLE DESIGNATOR: LEFT INTERNAL AND RIGHT INTERNAL THREADS
•
THREAD DIRECTION: RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)
•
NOMINAL THREAD SIZE: 0.190 INCHES RIGHT INTERNAL IN
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.250 INCHES NOMINAL IN
LENGTH1.500 INCHES NOMINAL IN
THREAD LENGTH0.500 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN
THREAD LENGTH0.500 INCHES NOMINAL RIGHT INTERNAL IN
STYLE DESIGNATORLEFT INTERNAL AND RIGHT INTERNAL THREADS
THREAD DIRECTIONRIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD DIRECTIONRIGHT-HAND RIGHT INTERNAL
NOMINAL THREAD SIZE0.190 INCHES RIGHT INTERNAL IN
CROSS-SECTIONAL SHAPEHEXAGON
SPECIAL FEATURESTENSILE STRENGTH: 55000PSI;HARDNESS: ROCKWELL B40
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 91920A190?
91920A190 is a STANDOFF,THREADED,SPACING.
What is the NSN for 91920A190?
91920A190 is cataloged in the U.S. Government catalog under NSN 5340-01-649-7328. This indicates validated use in U.S. government and defense supply chains.
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