PartsTable TECHNICAL DATA SHEET

NSN 5990-01-557-7784Government record, cited

Synchro Assembly5990-01-557-7784

NSN 5990-01-557-7784 · NIIN 015577784 · Part number 8-12490-01

Laurel Technologies Partnership Dba Laurel Technologies Partnership Div Drs Laurel Technologies · FSC 5990 — Synchros and Resolvers · FSG 59 — Electrical and Electronic Equipment Components · CAGE 1U7M4

Government record, cited

NSN 5990-01-557-7784 — this item is cataloged by the U.S. Government under National Stock Number 5990-01-557-7784. Manufacturer of record part number: 8-12490-01.

Also searched as 5990-01-557-7784 · 5990015577784 · NIIN 015577784 · 01-557-7784 · FSC 5990 Synchros and Resolvers · CAGE 1U7M4 · 8-12490-01

Nearby stock numbers ← 5990-01-557-4793 Resolver, Electrical · 5990-01-558-1892 Resolver, Electrical →

Features

Synchro Assembly — FSC 5990
1 manufacturer part number on file
Manufacturer of record: Laurel Technologies Partnership Dba Laurel Technologies Partnership Div Drs Laurel Technologies

Identification

NSN: 5990-01-557-7784
NIIN: 015577784
FSC: 5990 — Synchros and Resolvers
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: 8-12490-01
Manufacturer: Laurel Technologies Partnership Dba Laurel Technologies Partnership Div Drs Laurel Technologies

General Description

The Synchro Assembly, cataloged under National Stock Number 5990-01-557-7784, is classified within Federal Supply Class 5990 (Synchros and Resolvers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Laurel Technologies Partnership Dba Laurel Technologies Partnership Div Drs Laurel Technologies. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	5990-01-557-7784
Primary Part Number	8-12490-01
Item Name	Synchro Assembly
FSC / FSG	5990 / 59 — Synchros and Resolvers
Manufacturer	Laurel Technologies Partnership Dba Laurel Technologies Partnership Div Drs Laurel Technologies
Status	ACTIVE

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
8-12490-01 PRIMARY	Laurel Technologies Partnership Dba Laurel Technologies Partnership Div Drs Laurel Technologies (USA)

Reference documents

Reference	Meaning
8-12490-01	5/9 Secondary reference Drs C3 & Aviation Company Dba Fka Drs Electronic Systems

No interchangeability data on file.

Other items in FSC 5990 — Synchros and Resolvers

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

5990-00-001-1764

SYNCHRO,DIFFERENTIAL TRANSMITTER

5990-00-001-1765

SYNCHRO,TRANSMITTER

5990-00-001-1766

SYNCHRO,CONTROL TRANSFORMER

5990-00-001-4570

5990-00-001-4570 · Item name not on file

5990-00-001-5956

5990-00-001-5956 · Item name not on file

5990-00-001-7588

SYNCHRO,TRANSMITTER

5990-00-003-0177

5990-00-003-0177 · Item name not on file

5990-00-003-0569

RESOLVER,ELECTRICAL

Frequently Asked Questions

What is NSN 5990-01-557-7784?

NSN 5990-01-557-7784 is a Synchro Assembly, manufactured by Laurel Technologies Partnership Dba Laurel Technologies Partnership Div Drs Laurel Technologies, classified under FSC 5990, Synchros and Resolvers. Status: active.

What part numbers are listed for NSN 5990-01-557-7784?

NSN 5990-01-557-7784 has 1 manufacturer part number on file: 8-12490-01 (Laurel Technologies Partnership Dba Laurel Technologies Partnership Div Drs Laurel Technologies).

What are the specifications of 8-12490-01?

Key specifications for 8-12490-01: Part Name Assigned by Controlling Agency: SYNCHRO I/F W/IBS; End Item Identification: AN/SPS-67(V)5 FC 74074. 0 specifications are documented in the U.S. Government catalog.

Is NSN 5990-01-557-7784 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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