1-1-2-1 — MICROCIRCUIT,DIGITAL

✓ Government record, cited

BOHLT · MRO · MRO_GENERAL

PRODUCT OVERVIEW

1-1-2-1: MICROCIRCUIT,DIGITAL.

Headset compatible with the X160 and X200 . Key specifications include overall_length: 16.000 INCHES IN, special_features: BC-6B BLACK GRD CABLE W/ LUGS 16 INCH LONG 4 GAGE IN, end_item_identification: 4140-01-558-8059, CYCLONE BLOWER (DIESEL). This part is cataloged in the U.S.

Government catalog under NSN 2920-00-133-0839, 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→ 1-1-2-1

NSN: 2920-00-133-0839
NIINs: 001330839, 002238966, 002292892, 002398627, 002434433, 002723347, 002766083, 002814369, 003185153, 003578694, 004105381, 004367329, 005389705, 005547712, 005888679, 006388685, 006605584, 007032263, 007167186, 007964715, 007999000, 008102204, 008142580, 008300889, 009930264, 010222294, 010246166, 010669484, 011170732, 011418562, 011610910, 011682724, 011818722, 012171236, 012594692, 014585918, 014605945, 014912933, 015708970, 015779524
FSC: 2920 — Engine Electrical System Components, Nonaircraft
CAGE: 31211 — MOTOROLA AUTOMOTIVE ELECTRONICS (USA)

SPECIFICATIONS

overall_length	16.000 INCHES IN
special_features	BC-6B BLACK GRD CABLE W/ LUGS 16 INCH LONG 4 GAGE IN
end_item_identification	4140-01-558-8059, CYCLONE BLOWER (DIESEL)
NSN	2920-00-133-0839

COMPONENT DIAGRAM

KEY FEATURES

•

OVERALL DIAMETER: 3.4740 INCHES MINIMUM AND 3.4760 INCHES MAXIMUM IN

•

FEATURES PROVIDED: SHAFT

•

CONSTRUCTION: SALIENT POLE

TECHNICAL CHARACTERISTICS

OVERALL DIAMETER	3.4740 INCHES MINIMUM AND 3.4760 INCHES MAXIMUM IN
OVERALL LENGTH	5.1875 INCHES NOMINAL IN
FEATURES PROVIDED	SHAFT
CONSTRUCTION	SALIENT POLE

SUBSTITUTES & CROSS-REFERENCES 3

1C41683AReference document

Same NSN cross-reference

Reference document — Secondary reference

12-1Reference document

Same NSN cross-reference

Reference document — Secondary reference

1C41683A01Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 1-1-2-1?

1-1-2-1 is a MICROCIRCUIT,DIGITAL manufactured by BOHLT. It is classified as a MRO (MRO_GENERAL).

What parts can replace 1-1-2-1?

There are 3 known substitutes for 1-1-2-1: 1C41683A, 12-1, 1C41683A01. Substitute compatibility should be verified for your specific system.

What is the NSN for 1-1-2-1?

1-1-2-1 is cataloged in the U.S. Government catalog under NSN 2920-00-133-0839. This indicates validated use in U.S. government and defense supply chains.

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