31A28 — 31A28

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

31A28: 31A28.

The 31A28 is a the manufacturer industrial component. Key specifications include body_depth: 1.250 INCHES NOMINAL IN, body_style: RECTANGULAR, FRONT CONNECTION, body_width: 2.250 INCHES NOMINAL IN, body_length: 3.500 INCHES NOMINAL IN, thread_class: 2B, overall_depth: 1.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5999-00-855-5936, 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→ 31A28

NSN: 5999-00-855-5936
FSC: 5999 — Miscellaneous Electrical and Electronic Components
CAGE: 00222 — ESC CONTROL ELECTRONICS LLC DBA CONTROL ELECTRONICS DIVISION OF FIL-COIL (USA)

SPECIFICATIONS

body_depth	1.250 INCHES NOMINAL IN
body_style	RECTANGULAR, FRONT CONNECTION
body_width	2.250 INCHES NOMINAL IN
body_length	3.500 INCHES NOMINAL IN
thread_class	2B
overall_depth	1.500 INCHES NOMINAL IN
mounting_facility	THREADED HOLE(S)
section_delay_time	1.000 MICROSECONDS NOMINAL SINGLE SECTION US
segment_delay_time	345.000 NANOSECONDS MINIMUM SINGLE SECTION 3RD SEGMENT NS
signal_delay_method	ELECTROMECHANICAL
operating_temp_range	-40.0 TO 175.0 FAHRENHEIT DEGF
input_impedance_rating	200.000 OHMS
NSN	5999-00-855-5936

COMPONENT DIAGRAM

KEY FEATURES

•

PULSE RISE TIME RATING: 38.000 NANOSECONDS NS

•

SIGNAL DELAY METHOD: ELECTROMECHANICAL

•

SECTION DELAY TIME: 1.000 MICROSECONDS NOMINAL SINGLE SECTION US

•

MOUNTING FACILITY QUANTITY: 4

•

BODY STYLE: RECTANGULAR, FRONT CONNECTION

•

BODY WIDTH: 2.250 INCHES NOMINAL IN

•

MOUNTING PROVISION ARRANGEMENT STYLE: FOUR POSITION RECTANGULAR

•

LONGEST VERTICAL DISTANCE BETWEEN MOUNTING CENTERS: 1.750 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

PULSE RISE TIME RATING	38.000 NANOSECONDS NS
SIGNAL DELAY METHOD	ELECTROMECHANICAL
SECTION DELAY TIME	1.000 MICROSECONDS NOMINAL SINGLE SECTION US
MOUNTING FACILITY QUANTITY	4
BODY STYLE	RECTANGULAR, FRONT CONNECTION
BODY WIDTH	2.250 INCHES NOMINAL IN
MOUNTING PROVISION ARRANGEMENT STYLE	FOUR POSITION RECTANGULAR
LONGEST VERTICAL DISTANCE BETWEEN MOUNTING CENTERS	1.750 INCHES NOMINAL IN
INDIVIDUAL SECTION QUANTITY	1
THREAD PITCH DIAMETERS	+0.1141 TO 0.1169 INCHES IN

OTHER ITEMS IN FSC 5999 — Miscellaneous Electrical and Electronic Components

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

5999-00-001-1345 5999-00-001-1346 5999-00-001-1348 5999-00-001-1349 5999-00-001-1355 5999-00-001-1623 5999-00-001-2537 5999-00-001-2539

SUBSTITUTES & CROSS-REFERENCES 2

10B589Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

10548197Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation + specific procedure

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FREQUENTLY ASKED QUESTIONS

What is 31A28?

31A28 is a 31A28. It is classified as a MRO (MRO_GENERAL).

What parts can replace 31A28?

There are 2 known substitutes for 31A28: 10B589, 10548197. Substitute compatibility should be verified for your specific system.

What is the NSN for 31A28?

31A28 is cataloged in the U.S. Government catalog under NSN 5999-00-855-5936. This indicates validated use in U.S. government and defense supply chains.

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