20-2181 — RESISTOR,FIXED,COMPOSITION

✓ Government record, cited

EMSA · MRO · MRO_GENERAL

PRODUCT OVERVIEW

20-2181: RESISTOR,FIXED,COMPOSITION.

The RESISTOR,FIXED,COMPOSITION is a EMSA industrial component. Key specifications include material: COPPER ALLOY BODY, dial_size: 2 IN. DIA IN, bezel_type: SNAP-ON, scale_name: PRESSURE, scale_type: SINGLE, valve_size: 3.000 INCHES IN.

This part is cataloged in the U.S. Government catalog under NSN 5905-00-141-0742, 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→ 20-2181

NSN: 5905-00-141-0742
NIINs: 001410742, 003508812, 009242288, 010976756, 011391713
FSC: 5905 — Resistor
CAGE: 21793 — ASTRONICS TEST SYSTEMS INC (USA)

SPECIFICATIONS

material	COPPER ALLOY BODY
dial_size	2 IN. DIA IN
bezel_type	SNAP-ON
scale_name	PRESSURE
scale_type	SINGLE
valve_size	3.000 INCHES IN
body_length	0.250 INCHES NOMINAL IN
bonnet_type	INSIDE SCREW
scale_range	+0.0 TO 30.0 POUNDS PRESSURE PER SQUARE INCH LBS
flange_shape	ROUND ALL ENDS
pointer_type	INDICATING
adjustability	NONADJUSTABLE
NSN	5905-00-141-0742

COMPONENT DIAGRAM

KEY FEATURES

•

RESISTANCE TOLERANCE IN PERCENT: -5.000 TO 5.000

•

BODY DIAMETER: 0.090 INCHES NOMINAL IN

•

ELECTRICAL RESISTANCE: 180.000 OHMS

•

INCLOSURE TYPE: ENCAPSULATED

•

TERMINAL TYPE: WIRE LEAD

•

TERMINAL LENGTH: 1.500 INCHES NOMINAL IN

•

CRITICALITY CODE JUSTIFICATION: FEAT

•

STYLE DESIGNATOR: AXIAL TERMINAL EACH END

TECHNICAL CHARACTERISTICS

RESISTANCE TOLERANCE IN PERCENT	-5.000 TO 5.000
BODY DIAMETER	0.090 INCHES NOMINAL IN
ELECTRICAL RESISTANCE	180.000 OHMS
INCLOSURE TYPE	ENCAPSULATED
TERMINAL TYPE	WIRE LEAD
TERMINAL LENGTH	1.500 INCHES NOMINAL IN
CRITICALITY CODE JUSTIFICATION	FEAT
STYLE DESIGNATOR	AXIAL TERMINAL EACH END
RELIABILITY FAILURE RATE LEVEL IN PERCENT	0.001
POWER DISSIPATION RATING IN WATTS	0.250 FREE AIR

SUBSTITUTES & CROSS-REFERENCES 9

311-001-031Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

5905001410742Reference document

Same NSN cross-reference

Reference document — Secondary reference

R25J 180 OHMReference document

Same NSN cross-reference

Reference document — Replaced / superseded reference

5C127-21811Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

L2088250-181Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

7902751-44Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 20-2181?

20-2181 is a RESISTOR,FIXED,COMPOSITION manufactured by EMSA. It is classified as a MRO (MRO_GENERAL).

What parts can replace 20-2181?

There are 9 known substitutes for 20-2181: 311-001-031, 5905001410742, R25J 180 OHM and 6 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 20-2181?

20-2181 is cataloged in the U.S. Government catalog under NSN 5905-00-141-0742. This indicates validated use in U.S. government and defense supply chains.

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20-2181 — RESISTOR,FIXED,COMPOSITION

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