1749-1121 — SWITCH,PRESSURE

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

1749-1121: SWITCH,PRESSURE.

The SWITCH,PRESSURE is a the manufacturer industrial component. Key specifications include body_length: 0.030 INCHES NOMINAL IN, terminal_type: QUICK DISCONNECT, MALE, overall_length: 1.050 INCHES NOMINAL IN, mounting_method: TERMINAL, overall_diameter: 0.850 INCHES NOMINAL IN, special_features: TWO TERMINALS; NORMALLY OPEN; TERMINAL MATERIAL - COPPER, SILVER PLATED. This part is cataloged in the U.S.

Government catalog under NSN 5930-01-502-5666, 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

MRO→ MRO_GENERAL→ 1749-1121

NSN: 5930-01-502-5666
FSC: 5930 — Switches
CAGE: 58723 — KENDRION (SHELBY) INC. (USA)

SPECIFICATIONS

body_length	0.030 INCHES NOMINAL IN
terminal_type	QUICK DISCONNECT, MALE
overall_length	1.050 INCHES NOMINAL IN
mounting_method	TERMINAL
overall_diameter	0.850 INCHES NOMINAL IN
special_features	TWO TERMINALS; NORMALLY OPEN; TERMINAL MATERIAL - COPPER, SILVER PLATED
style_designator	CYLINDRICAL
width_across_flats	1.050 INCHES NOMINAL IN
nominal_thread_size	0.125 INCHES SINGLE PRESSURE CONNECTION IN
end_item_identification	NSN 2320-01-432-4847, TRUCK, TRACTOR; WEAPON SYSTEM - TRUCK, M-915 SERIES, M-916A1(LET)
thread_quantity_per_inch	27 SINGLE PRESSURE CONNECTION
thread_series_designator	NPTF SINGLE PRESSURE CONNECTION
NSN	5930-01-502-5666

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 1.050 INCHES NOMINAL IN

•

TERMINAL TYPE: QUICK DISCONNECT, MALE

•

OVERALL DIAMETER: 0.850 INCHES NOMINAL IN

•

MOUNTING METHOD: TERMINAL

•

STYLE DESIGNATOR: CYLINDRICAL

•

NOMINAL THREAD SIZE: 0.125 INCHES SINGLE PRESSURE CONNECTION IN

•

BODY LENGTH: 0.030 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	1.050 INCHES NOMINAL IN
TERMINAL TYPE	QUICK DISCONNECT, MALE
OVERALL DIAMETER	0.850 INCHES NOMINAL IN
MOUNTING METHOD	TERMINAL
STYLE DESIGNATOR	CYLINDRICAL
OVERALL LENGTH	1.050 INCHES NOMINAL IN
NOMINAL THREAD SIZE	0.125 INCHES SINGLE PRESSURE CONNECTION IN
BODY LENGTH	0.030 INCHES NOMINAL IN
SPECIAL FEATURES	TWO TERMINALS; NORMALLY OPEN; TERMINAL MATERIAL - COPPER, SILVER PLATED
END ITEM IDENTIFICATION	NSN 2320-01-432-4847, TRUCK, TRACTOR; WEAPON SYSTEM - TRUCK, M-915 SERIES, M-916A1(LET)

OTHER ITEMS IN FSC 5930 — Switches

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5930-00-000-0117 5930-00-001-1407 5930-00-001-1890 5930-00-001-2571 5930-00-001-2575 5930-00-001-2580 5930-00-001-2608 5930-00-001-2609

SUBSTITUTES & CROSS-REFERENCES 1

FSC/1749 1121Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 1749-1121?

1749-1121 is a SWITCH,PRESSURE. It is classified as a MRO (MRO_GENERAL).

What parts can replace 1749-1121?

There is 1 known substitute for 1749-1121: FSC/1749 1121. Substitute compatibility should be verified for your specific system.

What is the NSN for 1749-1121?

1749-1121 is cataloged in the U.S. Government catalog under NSN 5930-01-502-5666. This indicates validated use in U.S. government and defense supply chains.

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