Holder, Key5340-01-557-1833

NSN 5340-01-557-1833 · NIIN 015571833 · Part number 90990A1

Mcmaster-Carr Supply Company · FSC 5340 — Hardware, Commercial · FSG 53 — Hardware and Abrasives · CAGE 2V507

Government record, cited

NSN 5340-01-557-1833 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-557-1833. Manufacturer of record part number: 90990A1.

Also searched as 5340-01-557-1833 · 5340015571833 · NIIN 015571833 · 01-557-1833 · FSC 5340 Hardware, Commercial · CAGE 2V507 · 90990A1

Nearby stock numbers ← 5340-01-557-1828 Bracket, Cooling Pipe · 5340-01-557-1834 Plate, Mounting →

Features

Holder,key — FSC 5340
Style Designator: RING
Diameter: 0.380 INCHES NOMINAL IN
Material: STEEL CORROSION RESISTING OVERALL
1 manufacturer part number on file
Manufacturer of record: Mcmaster-Carr Supply Company

Identification

NSN: 5340-01-557-1833
NIIN: 015571833
FSC: 5340 — Hardware, Commercial
FSG: 53 — Hardware and Abrasives
Primary part number: 90990A1
Manufacturer: Mcmaster-Carr Supply Company

General Description

The Holder,key, cataloged under National Stock Number 5340-01-557-1833, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Mcmaster-Carr Supply Company. Government technical data includes 3 specifications, 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. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5340-01-557-1833
Primary Part Number	90990A1
Item Name	Holder,key
FSC / FSG	5340 / 53 — Hardware, Commercial
Manufacturer	Mcmaster-Carr Supply Company
Status	ACTIVE
Style Designator	RING
Diameter	0.380 INCHES NOMINAL IN
Material	STEEL CORROSION RESISTING OVERALL

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

Part Number	Manufacturer
90990A1 PRIMARY	Mcmaster-Carr Supply Company (USA)

No interchangeability data on file.

Other items in FSC 5340 — Hardware, Commercial

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

5340-00-000-0068

COVER,ACCESS

5340-00-000-0132

SEAT,HELICAL COMPRESSION SPRING

5340-00-000-8150

5340-00-000-8150 · Item name not on file

5340-00-001-1251

5340-00-001-1251 · Item name not on file

5340-00-001-1264

STRAP,WEBBING

5340-00-001-1265

STRAP,WEBBING

5340-00-001-1266

STRAP,WEBBING

5340-00-001-1275

HANDLE,DOOR

Frequently Asked Questions

What is NSN 5340-01-557-1833?

NSN 5340-01-557-1833 is a Holder,key, manufactured by Mcmaster-Carr Supply Company, classified under FSC 5340, Hardware, Commercial. Status: active.

What part numbers are listed for NSN 5340-01-557-1833?

NSN 5340-01-557-1833 has 1 manufacturer part number on file: 90990A1 (Mcmaster-Carr Supply Company).

What are the specifications of 90990A1?

Key specifications for 90990A1: Style Designator: RING; Diameter: 0.380 INCHES NOMINAL IN; End Item Identification: 2320-01-529-2251 TRUCK,BOMB SERVICE,BUFFALO HEAVYMINE PROTECTED CLEARANCE VEHICLE,BH2,BH3; Material: STEEL CORROSION RESISTING OVERALL. 3 specifications are documented in the U.S. Government catalog.

Is NSN 5340-01-557-1833 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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