Spacer, Sleeve5365-01-166-6918

NSN 5365-01-166-6918 · NIIN 011666918 · Part number 70400-25145-101

Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp · FSC 5365 — Bushings, Rings, Shims, and Spacers · FSG 53 — Hardware and Abrasives · CAGE 78286

Government record, cited

NSN 5365-01-166-6918 — this item is cataloged by the U.S. Government under National Stock Number 5365-01-166-6918. Manufacturer of record part number: 70400-25145-101.

Also searched as 5365-01-166-6918 · 5365011666918 · NIIN 011666918 · 01-166-6918 · FSC 5365 Bushings, Rings, Shims, and Spacers · CAGE 78286 · 70400-25145-101 · 78286-70400-25145-101

Nearby stock numbers ← 5365-01-166-6878 · 5365-01-166-6946 →

Features

Spacer,sleeve — FSC 5365
Corner Shape: SQUARE ALL CORNERS
Surface Treatment Document and Classification: MIL-A-8625,TYPE1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
Left End Body Diameter: 0.3120 INCHES NOMINAL IN
Flange Outside Diameter: 0.3750 INCHES NOMINAL IN
End to Flange Distance: 1.0000 INCHES NOMINAL IN
Style Designator: SOLID, EXTERNAL FLANGE
Material Document and Classification: QQ-A-225/6,T351 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-200/3,T3511 FED SPEC SINGLE MATERIAL RESPONSE OVERALL

Identification

NSN: 5365-01-166-6918
NIIN: 011666918
FSC: 5365 — Bushings, Rings, Shims, and Spacers
FSG: 53 — Hardware and Abrasives
Primary part number: 70400-25145-101
Manufacturer: Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp

General Description

The Spacer,sleeve, cataloged under National Stock Number 5365-01-166-6918, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5365-01-166-6918
Primary Part Number	70400-25145-101
Item Name	Spacer,sleeve
FSC / FSG	5365 / 53 — Bushings, Rings, Shims, and Spacers
Manufacturer	Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
Status	ACTIVE
Corner Shape	SQUARE ALL CORNERS
Surface Treatment Document and Classification	MIL-A-8625,TYPE1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
Left End Body Diameter	0.3120 INCHES NOMINAL IN
Flange Outside Diameter	0.3750 INCHES NOMINAL IN
End to Flange Distance	1.0000 INCHES NOMINAL IN
Style Designator	SOLID, EXTERNAL FLANGE
Material Document and Classification	QQ-A-225/6,T351 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-200/3,T3511 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Body Inside Diameter	0.1900 INCHES MINIMUM AND 0.1940 INCHES MAXIMUM IN
Right End Body Diameter	0.3120 INCHES NOMINAL IN
Surface Treatment	ANODIZE OVERALL
Flange Width	0.0600 INCHES NOMINAL IN
Material	ALUMINUM ALLOY 2024 OVERALL

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
70400-25145-101 PRIMARY	Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA)
78286-70400-25145-101	Stevens Manufacturing Co., Inc. (USA)

No interchangeability data on file.

Other items in FSC 5365 — Bushings, Rings, Shims, and Spacers

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

5365-00-000-6078

5365-00-000-6078 · Item name not on file

5365-00-000-7436

5365-00-000-7436 · Item name not on file

5365-00-001-1292

PLUG,MACHINE THREAD

5365-00-001-1365

5365-00-001-1365 · Item name not on file

5365-00-001-1841

RING,TORQUE,TUBE,INBOARD,RUDDER

5365-00-001-1915

5365-00-001-1915 · Item name not on file

5365-00-001-1916

5365-00-001-1916 · Item name not on file

5365-00-001-1940

5365-00-001-1940 · Item name not on file

Frequently Asked Questions

What is NSN 5365-01-166-6918?

NSN 5365-01-166-6918 is a Spacer,sleeve, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.

What part numbers are listed for NSN 5365-01-166-6918?

NSN 5365-01-166-6918 has 2 manufacturer part numbers on file: 70400-25145-101 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp), 78286-70400-25145-101 (Stevens Manufacturing Co., Inc.).

What are the specifications of 70400-25145-101?

Key specifications for 70400-25145-101: Corner Shape: SQUARE ALL CORNERS; Surface Treatment Document and Classification: MIL-A-8625,TYPE1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Left End Body Diameter: 0.3120 INCHES NOMINAL IN; Flange Outside Diameter: 0.3750 INCHES NOMINAL IN. 12 specifications are documented in the U.S. Government catalog.

Is NSN 5365-01-166-6918 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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