291AS181-1 — INSULATOR,DISK

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

291AS181-1: INSULATOR,DISK.

The INSULATOR,DISK is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL, overall_height: 0.115 INCHES MINIMUM AND 0.122 INCHES MAXIMUM IN, shoulder_depth: 0.065 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN, outside_diameter: 0.875 INCHES NOMINAL IN, special_features: 1 HOLE 0.255 IN.DIA.MIN,0.264 IN.DIA.MAX,CENTRALLY LOCATED IN, style_designator: FLANGED ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5970-00-985-8902, 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

291AS181-1

NSN: 5970-00-985-8902
FSC: 5970 — Electrical Insulators and Insulating Materials
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)

SPECIFICATIONS

material	PLASTIC POLYTETRAFLUOROETHYLENE OVERALL
overall_height	0.115 INCHES MINIMUM AND 0.122 INCHES MAXIMUM IN
shoulder_depth	0.065 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN
outside_diameter	0.875 INCHES NOMINAL IN
special_features	1 HOLE 0.255 IN.DIA.MIN,0.264 IN.DIA.MAX,CENTRALLY LOCATED IN
style_designator	FLANGED ROUND
shoulder_outside_diameter	0.390 INCHES MINIMUM AND 0.397 INCHES MAXIMUM IN
material_document_and_classification	AMS 3651 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN	5970-00-985-8902

COMPONENT DIAGRAM

KEY FEATURES

•

STYLE DESIGNATOR: FLANGED ROUND

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 3651 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

OUTSIDE DIAMETER: 0.875 INCHES NOMINAL IN

•

SHOULDER DEPTH: 0.065 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN

•

MATERIAL: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL

•

SHOULDER OUTSIDE DIAMETER: 0.390 INCHES MINIMUM AND 0.397 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	0.115 INCHES MINIMUM AND 0.122 INCHES MAXIMUM IN
STYLE DESIGNATOR	FLANGED ROUND
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 3651 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER	0.875 INCHES NOMINAL IN
SPECIAL FEATURES	1 HOLE 0.255 IN.DIA.MIN,0.264 IN.DIA.MAX,CENTRALLY LOCATED IN
SHOULDER DEPTH	0.065 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN
MATERIAL	PLASTIC POLYTETRAFLUOROETHYLENE OVERALL
SHOULDER OUTSIDE DIAMETER	0.390 INCHES MINIMUM AND 0.397 INCHES MAXIMUM 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

67B45319-01Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

2820373-1Reference 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 291AS181-1?

291AS181-1 is a INSULATOR,DISK.

What parts can replace 291AS181-1?

There are 2 known substitutes for 291AS181-1: 67B45319-01, 2820373-1. Substitute compatibility should be verified for your specific system.

What is the NSN for 291AS181-1?

291AS181-1 is cataloged in the U.S. Government catalog under NSN 5970-00-985-8902. This indicates validated use in U.S. government and defense supply chains.

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