Parts Kit, Bypass Valve4920-01-583-2993

NSN 4920-01-583-2993 · NIIN 015832993 · Part number 1621569

Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc · FSC 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment · FSG 49 — Maintenance and Repair Shop Equipment · CAGE 5X050

Government record, cited

NSN 4920-01-583-2993 — this item is cataloged by the U.S. Government under National Stock Number 4920-01-583-2993. Manufacturer of record part number: 1621569.

Also searched as 4920-01-583-2993 · 4920015832993 · NIIN 015832993 · 01-583-2993 · FSC 4920 Aircraft Maintenance and Repair Shop Specialized Equipment · CAGE 5X050 · 1621569 · 105185

Nearby stock numbers ← 4920-01-583-2977 Support Assy, Upper · 4920-01-583-3242 Adapter Assembly, Interface Device →

Features

Parts Kit,bypass Valve — FSC 4920
1 manufacturer part number on file
Manufacturer of record: Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc

Identification

NSN: 4920-01-583-2993
NIIN: 015832993
FSC: 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment
FSG: 49 — Maintenance and Repair Shop Equipment
Primary part number: 1621569
Manufacturer: Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc

General Description

The Parts Kit,bypass Valve, cataloged under National Stock Number 4920-01-583-2993, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	4920-01-583-2993
Primary Part Number	1621569
Item Name	Parts Kit,bypass Valve
FSC / FSG	4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment
Manufacturer	Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc
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
1621569 PRIMARY	Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc (USA)

Reference documents

Reference	Meaning
105185	5/9 Secondary reference Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc

Frequently Asked Questions

What is NSN 4920-01-583-2993?

NSN 4920-01-583-2993 is a Parts Kit,bypass Valve, manufactured by Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.

What part numbers are listed for NSN 4920-01-583-2993?

NSN 4920-01-583-2993 has 1 manufacturer part number on file: 1621569 (Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc).

What are the specifications of 1621569?

Key specifications for 1621569: Part Name Assigned by Controlling Agency: BYPASS VALVE KIT; End Item Identification: 2320-01-552-7782 TRUCK, DUMP. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4920-01-583-2993 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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