M20708/139-001 — SYNCHRO,TRANSMITTER

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

M20708/139-001: SYNCHRO,TRANSMITTER.

The SYNCHRO,TRANSMITTER is a the manufacturer industrial component. Key specifications include length: 0.1850 INCHES NOMINAL SHOULDER IN, body_size: 31, body_style: STANDARD ROUND C, shaft_type: SPLINE W/THREADS SINGLE SHAFT, pilot_length: 0.3750 INCHES NOMINAL IN, shaft_length: 0.7300 INCHES NOMINAL SINGLE SHAFT IN. This part is cataloged in the U.S.

Government catalog under NSN 5990-01-030-5206, 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

M20708/139-001

NSN: 5990-01-030-5206
FSC: 5990 — Synchros and Resolvers
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)

SPECIFICATIONS

length	0.1850 INCHES NOMINAL SHOULDER IN
body_size	31
body_style	STANDARD ROUND C
shaft_type	SPLINE W/THREADS SINGLE SHAFT
pilot_length	0.3750 INCHES NOMINAL IN
shaft_length	0.7300 INCHES NOMINAL SINGLE SHAFT IN
body_material	ALUMINUM ALLOY
overall_length	4.1200 INCHES MAXIMUM IN
pilot_diameter	0.2405 INCHES NOMINAL IN
shaft_diameter	0.2405 INCHES NOMINAL SINGLE SHAFT IN
undercut_width	0.0250 INCHES NOMINAL IN
flange_diameter	3.1000 INCHES NOMINAL IN
NSN	5990-01-030-5206

COMPONENT DIAGRAM

KEY FEATURES

•

BODY SIZE: 31

•

SHAFT TYPE: SPLINE W/THREADS SINGLE SHAFT

•

FLANGE DIAMETER: 3.1000 INCHES NOMINAL IN

•

UNDERCUT WIDTH: 0.0250 INCHES NOMINAL IN

•

SHAFT DIAMETER: 0.2405 INCHES NOMINAL SINGLE SHAFT IN

•

ROTOR DC RESISTANCE IN OHMS: 53.60 MAXIMUM

•

UNDERCUT DIAMETER: 2.7500 INCHES NOMINAL IN

•

LENGTH: 0.1850 INCHES NOMINAL SHOULDER IN

TECHNICAL CHARACTERISTICS

BODY SIZE	31
SHAFT TYPE	SPLINE W/THREADS SINGLE SHAFT
FLANGE DIAMETER	3.1000 INCHES NOMINAL IN
UNDERCUT WIDTH	0.0250 INCHES NOMINAL IN
SHAFT DIAMETER	0.2405 INCHES NOMINAL SINGLE SHAFT IN
ROTOR DC RESISTANCE IN OHMS	53.60 MAXIMUM
UNDERCUT DIAMETER	2.7500 INCHES NOMINAL IN
LENGTH	0.1850 INCHES NOMINAL SHOULDER IN
FRAGILITY FACTOR	MODERATELY RUGGED
BODY STYLE	STANDARD ROUND C

SUBSTITUTES & CROSS-REFERENCES 4

VCX31-6N1Reference document

Same NSN cross-reference

Reference document — Secondary reference

31CX6AReference document

Same NSN cross-reference

Reference document — Secondary reference

MIL-S-20708/139Reference document

Same NSN cross-reference

Reference document — Secondary reference

SAE-AS20708/139Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — stock exhausted; no further procurementDemilitarization required — mutilation + specific procedure

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FREQUENTLY ASKED QUESTIONS

What is M20708/139-001?

M20708/139-001 is a SYNCHRO,TRANSMITTER.

What parts can replace M20708/139-001?

There are 4 known substitutes for M20708/139-001: VCX31-6N1, 31CX6A, MIL-S-20708/139 and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for M20708/139-001?

M20708/139-001 is cataloged in the U.S. Government catalog under NSN 5990-01-030-5206. This indicates validated use in U.S. government and defense supply chains.

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M20708/139-001 — SYNCHRO,TRANSMITTER

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