121187-50 — INSULATOR,BUSHING

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

121187-50: INSULATOR,BUSHING.

The INSULATOR,BUSHING is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYHEXAMETHYLENE ADIPAMIDE AND GLASS FIBER OVERALL, inside_diameter: 0.218 INCHES NOMINAL IN, flange_thickness: 0.300 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN, outside_diameter: 0.750 INCHES NOMINAL IN, special_features: ITEM MUST COMPLY WITH REQUIREMENTS OF DEFENSE SUPPLY CENTER COLUMBUS PRODUCTION STANDARD NO. LO-0011579034., first_step_height: 0.380 INCHES NOMINAL IN.

This part is cataloged in the U.S. Government catalog under NSN 5970-01-157-9034, 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

121187-50

NSN: 5970-01-157-9034
FSC: 5970 — Electrical Insulators and Insulating Materials
CAGE: 94271 — LOCKHEED MARTIN CORP (USA)

SPECIFICATIONS

material	PLASTIC POLYHEXAMETHYLENE ADIPAMIDE AND GLASS FIBER OVERALL
inside_diameter	0.218 INCHES NOMINAL IN
flange_thickness	0.300 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
outside_diameter	0.750 INCHES NOMINAL IN
special_features	ITEM MUST COMPLY WITH REQUIREMENTS OF DEFENSE SUPPLY CENTER COLUMBUS PRODUCTION STANDARD NO. LO-0011579034.
first_step_height	0.380 INCHES NOMINAL IN
second_step_height	0.458 INCHES MINIMUM AND 0.468 INCHES MAXIMUM IN
first_step_diameter	0.458 INCHES MINIMUM AND 0.468 INCHES MAXIMUM IN
second_step_diameter	0.343 INCHES NOMINAL IN
first_counterbore_depth	0.220 INCHES NOMINAL IN
second_counterbore_depth	0.190 INCHES NOMINAL IN
identification_code_color	NATURAL
NSN	5970-01-157-9034

COMPONENT DIAGRAM

KEY FEATURES

•

SECOND COUNTERBORE DEPTH: 0.190 INCHES NOMINAL IN

•

FIRST STEP DIAMETER: 0.458 INCHES MINIMUM AND 0.468 INCHES MAXIMUM IN

•

IDENTIFICATION CODE COLOR: NATURAL

•

FLANGE THICKNESS: 0.300 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN

•

FIRST COUNTERBORE DIAMETER: 0.688 INCHES NOMINAL IN

•

OUTSIDE DIAMETER: 0.750 INCHES NOMINAL IN

•

FIRST COUNTERBORE DEPTH: 0.220 INCHES NOMINAL IN

•

SECOND STEP DIAMETER: 0.343 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

SECOND COUNTERBORE DEPTH	0.190 INCHES NOMINAL IN
FIRST STEP DIAMETER	0.458 INCHES MINIMUM AND 0.468 INCHES MAXIMUM IN
IDENTIFICATION CODE COLOR	NATURAL
FLANGE THICKNESS	0.300 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
FIRST COUNTERBORE DIAMETER	0.688 INCHES NOMINAL IN
OUTSIDE DIAMETER	0.750 INCHES NOMINAL IN
FIRST COUNTERBORE DEPTH	0.220 INCHES NOMINAL IN
SECOND STEP DIAMETER	0.343 INCHES NOMINAL IN
INSIDE DIAMETER	0.218 INCHES NOMINAL IN
FIRST STEP HEIGHT	0.380 INCHES NOMINAL IN

OTHER ITEMS IN FSC 5970 — Electrical Insulators and Insulating Materials

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

5970-00-001-1330 5970-00-001-1357 5970-00-001-1418 5970-00-001-1420 5970-00-001-1472 5970-00-001-1476 5970-00-001-1477 5970-00-001-1479

SUBSTITUTES & CROSS-REFERENCES 2

LO-0011579034Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

C-121187-50Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 121187-50?

121187-50 is a INSULATOR,BUSHING.

What parts can replace 121187-50?

There are 2 known substitutes for 121187-50: LO-0011579034, C-121187-50. Substitute compatibility should be verified for your specific system.

What is the NSN for 121187-50?

121187-50 is cataloged in the U.S. Government catalog under NSN 5970-01-157-9034. This indicates validated use in U.S. government and defense supply chains.

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121187-50 — INSULATOR,BUSHING

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