Plate, Locking, Brake1630-00-489-4544

NSN 1630-00-489-4544 · NIIN 004894544

FSC 1630 — Aircraft Wheel and Brake Systems · FSG 16 — Aircraft Components and Accessories

Government record, cited

Also searched as 1630-00-489-4544 · 1630004894544 · NIIN 004894544 · 00-489-4544 · FSC 1630 Aircraft Wheel and Brake Systems

Nearby stock numbers ← 1630-00-489-4543 Wheel, Landing Gear · 1630-00-489-6590 Insert, Wheel, Landing Gear →

Features

Plate,locking,brake — FSC 1630
General Characteristics Item Description: STEEL QQ-S-627,2.000 IN. LG,0.750 IN. W,0.090 IN. H,TWO 0.203 IN.DIA THRU HOLES COUNTERSUNK 0.365 IN. DIA 100 DEG 1.250 IN. CENTER TO CENTERALONG LG CENTRALLY LOCATED ALONG W,TWO 0.094 IN. DIA THRU HOLES 1.625 IN.CENTER TO CENTER ALONG LG CENTRALLY LOCATED ALONG W IN

Identification

NSN: 1630-00-489-4544
NIIN: 004894544
FSC: 1630 — Aircraft Wheel and Brake Systems
FSG: 16 — Aircraft Components and Accessories

General Description

The Plate,locking,brake, cataloged under National Stock Number 1630-00-489-4544, is classified within Federal Supply Class 1630 (Aircraft Wheel and Brake Systems) of the Aircraft Components and Accessories group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	1630-00-489-4544
Item Name	Plate,locking,brake
FSC / FSG	1630 / 16 — Aircraft Wheel and Brake Systems
Status	ACTIVE
General Characteristics Item Description	STEEL QQ-S-627,2.000 IN. LG,0.750 IN. W,0.090 IN. H,TWO 0.203 IN.DIA THRU HOLES COUNTERSUNK 0.365 IN. DIA 100 DEG 1.250 IN. CENTER TO CENTERALONG LG CENTRALLY LOCATED ALONG W,TWO 0.094 IN. DIA THRU HOLES 1.625 IN.CENTER TO CENTER ALONG LG CENTRALLY LOCATED ALONG W IN

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	Possible hazard — SDS may be required (DLA HMIC P)
Criticality Code	X

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
7027183-01	3/2 Design control — primary reference U.S. Government activity

No interchangeability data on file.

Other items in FSC 1630 — Aircraft Wheel and Brake Systems

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

1630-00-027-5238

SEAT AND POPPET

1630-00-047-2409

1630-00-047-2409 · Item name not on file

1630-00-075-6471

1630-00-075-6471 · Item name not on file

1630-00-083-0381

1630-00-083-0381 · Item name not on file

1630-00-093-9628

SLEEVE

1630-00-111-2926

CYLINDER,BRAKE

1630-00-347-0291

ARM ASSY,BRAKE VALV

1630-01-650-2997

STATOR TUBE,TORQUE,BRAKE

Frequently Asked Questions

What is NSN 1630-00-489-4544?

NSN 1630-00-489-4544 is a Plate,locking,brake, classified under FSC 1630, Aircraft Wheel and Brake Systems. Status: active.

What are the specifications of 1630-00-489-4544?

Key specifications for 1630-00-489-4544: General Characteristics Item Description: STEEL QQ-S-627,2.000 IN. LG,0.750 IN. W,0.090 IN. H,TWO 0.203 IN.DIA THRU HOLES COUNTERSUNK 0.365 IN. DIA 100 DEG 1.250 IN. CENTER TO CENTERALONG LG CENTRALLY LOCATED ALONG W,TWO 0.094 IN. DIA THRU HOLES 1.625 IN.CENTER TO CENTER ALONG LG CENTRALLY LOCATED ALONG W IN. 1 specification is documented in the U.S. Government catalog.

Is NSN 1630-00-489-4544 hazardous material?

Possible hazard — SDS may be required (DLA HMIC P). 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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