77-229 — RESISTOR,VARIABLE,WIRE WOUND,PRE

✓ Government record, cited

Mobiparts · MRO · MRO_GENERAL

PRODUCT OVERVIEW

77-229: RESISTOR,VARIABLE,WIRE WOUND,PRE.

RESISTOR,VARIABLE,WIRE WOUND,PRE. Key specifications include ink_color: RED, body_style: CYLINDRICAL SERVO MOUNTED, body_length: 2.004 INCHES MAXIMUM IN, shaft_style: ROUND, pilot_length: 0.0620 INCHES NOMINAL IN, shaft_length: 0.750 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5905-00-651-1681, 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→ 77-229

NSN: 5905-00-651-1681
NIINs: 006511681, 014510742, 014692676
FSC: 5905 — Resistor
CAGE: 56232 — LOCKHEED MARTIN CORPORATION DIV RMS - MITCHEL FIELD (USA)

SPECIFICATIONS

ink_color	RED
body_style	CYLINDRICAL SERVO MOUNTED
body_length	2.004 INCHES MAXIMUM IN
shaft_style	ROUND
pilot_length	0.0620 INCHES NOMINAL IN
shaft_length	0.750 INCHES NOMINAL IN
usage_design	W/SEVERAL TYPES OF BALL POINT PENS
actuator_type	DOUBLE ENDED SHAFT
body_diameter	1.750 INCHES MAXIMUM IN
overall_length	2.848 INCHES NOMINAL IN
pen_point_type	MEDIUM
pilot_diameter	1.5610 INCHES MINIMUM AND 1.5620 INCHES MAXIMUM IN
NSN	5905-00-651-1681

COMPONENT DIAGRAM

KEY FEATURES

•

BODY DIAMETER: 1.750 INCHES MAXIMUM IN

•

ELECTRICAL RESISTANCE PER SECTION: 5.000 KILOHMS 1ST SECTION AND 25.000 KILOHMS 2ND SECTION AND 25.000 KILOHMS 3RD SECTION

•

MOUNTING LIP DEPTH: 0.0930 INCHES NOMINAL IN

•

UNDERCUT WIDTH: 1.5620 INCHES MAXIMUM IN

•

SECTION QUANTITY: 3

•

SHAFT DIAMETER: 0.250 INCHES NOMINAL IN

•

UNDERCUT DIAMETER: 1.734 INCHES NOMINAL IN

•

FUNCTION CHARACTERISTIC PER SECTION: SINGLE SECTION LINEAR

TECHNICAL CHARACTERISTICS

BODY DIAMETER	1.750 INCHES MAXIMUM IN
ELECTRICAL RESISTANCE PER SECTION	5.000 KILOHMS 1ST SECTION AND 25.000 KILOHMS 2ND SECTION AND 25.000 KILOHMS 3RD SECTION
MOUNTING LIP DEPTH	0.0930 INCHES NOMINAL IN
UNDERCUT WIDTH	1.5620 INCHES MAXIMUM IN
SECTION QUANTITY	3
SHAFT DIAMETER	0.250 INCHES NOMINAL IN
UNDERCUT DIAMETER	1.734 INCHES NOMINAL IN
FUNCTION CHARACTERISTIC PER SECTION	SINGLE SECTION LINEAR
BODY STYLE	CYLINDRICAL SERVO MOUNTED
FUNCTION CONFORMITY TOLERANCE PER SECTION	-0.30 TO 0.30 1ST SECTION AND -2.30 TO 2.30 2ND SECTION AND -2.40 TO 2.40 3RD SECTION

SUBSTITUTES & CROSS-REFERENCES 4

1440257Reference document

Same NSN cross-reference

Reference document — Secondary reference

28W3-1517Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

757Reference document

Same NSN cross-reference

Reference document — Secondary reference

200Reference document

Same NSN cross-reference

Reference document — Secondary reference

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 77-229?

77-229 is a RESISTOR,VARIABLE,WIRE WOUND,PRE manufactured by Mobiparts. It is classified as a MRO (MRO_GENERAL).

What parts can replace 77-229?

There are 4 known substitutes for 77-229: 1440257, 28W3-1517, 757 and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 77-229?

77-229 is cataloged in the U.S. Government catalog under NSN 5905-00-651-1681. This indicates validated use in U.S. government and defense supply chains.

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77-229 — RESISTOR,VARIABLE,WIRE WOUND,PRE

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