PartsTable TECHNICAL DATA SHEET

NSN 1615-01-358-1250Government record, cited

Housing, Blade Lock Detent1615-01-358-1250

NSN 1615-01-358-1250 · NIIN 013581250 · Part number 65651-11433-101

Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp · FSC 1615 — Helicopter Rotor Blades, Drive Mechanisms and Components · FSG 16 — Aircraft Components and Accessories · CAGE 78286

Government record, cited

NSN 1615-01-358-1250 — this item is cataloged by the U.S. Government under National Stock Number 1615-01-358-1250. Manufacturer of record part number: 65651-11433-101.

Also searched as 1615-01-358-1250 · 1615013581250 · NIIN 013581250 · 01-358-1250 · FSC 1615 Helicopter Rotor Blades, Drive Mechanisms and Components · CAGE 78286 · 65651-11433-101 · 65651-11433

Nearby stock numbers ← 1615-01-357-8938 Shaft Assembly, Tail · 1615-01-358-1251 Housing, Blade Lock Cylinder →

Features

Housing,blade Lock Detent — FSC 1615
General Characteristics Item Description: STEEL 4340 PER SS9702 OR MIL-S-5000; 2.800 IN. H; 4.080 IN. W; 1.060 IN. THK; 2 ENDS THD EXT 0.938-16UNJ-3A; 2 MTG HOLES 0.218IN. ID AND 1.500 IN. C TO C A
1 manufacturer part number on file
Manufacturer of record: Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp

Identification

NSN: 1615-01-358-1250
NIIN: 013581250
FSC: 1615 — Helicopter Rotor Blades, Drive Mechanisms and Components
FSG: 16 — Aircraft Components and Accessories
Primary part number: 65651-11433-101
Manufacturer: Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp

General Description

The Housing,blade Lock Detent, cataloged under National Stock Number 1615-01-358-1250, is classified within Federal Supply Class 1615 (Helicopter Rotor Blades, Drive Mechanisms and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	1615-01-358-1250
Primary Part Number	65651-11433-101
Item Name	Housing,blade Lock Detent
FSC / FSG	1615 / 16 — Helicopter Rotor Blades, Drive Mechanisms and Components
Manufacturer	Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
Status	ACTIVE
General Characteristics Item Description	STEEL 4340 PER SS9702 OR MIL-S-5000; 2.800 IN. H; 4.080 IN. W; 1.060 IN. THK; 2 ENDS THD EXT 0.938-16UNJ-3A; 2 MTG HOLES 0.218IN. ID AND 1.500 IN. C TO C A

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL B — Remove Demilitarization Key Points
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
65651-11433-101 PRIMARY	Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA)

Reference documents

Reference	Meaning
65651-11433	D/9 Drawing number reference only Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp

No interchangeability data on file.

Other items in FSC 1615 — Helicopter Rotor Blades, Drive Mechanisms and Components

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

1615-00-001-1399

1615-00-001-1399 · Item name not on file

1615-00-001-1400

1615-00-001-1400 · Item name not on file

1615-00-001-1774

1615-00-001-1774 · Item name not on file

1615-00-001-2675

1615-00-001-2675 · Item name not on file

1615-00-001-6441

1615-00-001-6441 · Item name not on file

1615-00-001-6442

1615-00-001-6442 · Item name not on file

1615-00-003-1146

BOLT ASSEMBLY,ROTARY WING HEAD

1615-00-003-1147

1615-00-003-1147 · Item name not on file

Frequently Asked Questions

What is NSN 1615-01-358-1250?

NSN 1615-01-358-1250 is a Housing,blade Lock Detent, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 1615, Helicopter Rotor Blades, Drive Mechanisms and Components. Status: active.

What part numbers are listed for NSN 1615-01-358-1250?

NSN 1615-01-358-1250 has 1 manufacturer part number on file: 65651-11433-101 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).

What are the specifications of 65651-11433-101?

Key specifications for 65651-11433-101: General Characteristics Item Description: STEEL 4340 PER SS9702 OR MIL-S-5000; 2.800 IN. H; 4.080 IN. W; 1.060 IN. THK; 2 ENDS THD EXT 0.938-16UNJ-3A; 2 MTG HOLES 0.218IN. ID AND 1.500 IN. C TO C A; End Item Identification: H53J HELICOPTER. 1 specification is documented in the U.S. Government catalog.

Is NSN 1615-01-358-1250 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.

What is the DEMIL code for NSN 1615-01-358-1250?

NSN 1615-01-358-1250 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.

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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