Seat, Helical Compression Spring5340-01-333-5414

NSN 5340-01-333-5414 · NIIN 013335414 · Part number RB37403

Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec · FSC 5340 — Hardware, Commercial · FSG 53 — Hardware and Abrasives · CAGE 51663

Government record, cited

NSN 5340-01-333-5414 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-333-5414. Manufacturer of record part number: RB37403.

Also searched as 5340-01-333-5414 · 5340013335414 · NIIN 013335414 · 01-333-5414 · FSC 5340 Hardware, Commercial · CAGE 51663 · RB37403

Nearby stock numbers ← 5340-01-333-5413 Lever, Lock-Release · 5340-01-333-5415 Seat, Helical Compression Spring →

Features

Seat,helical Compression Spring — FSC 5340
1 manufacturer part number on file
Manufacturer of record: Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec

Identification

NSN: 5340-01-333-5414
NIIN: 013335414
FSC: 5340 — Hardware, Commercial
FSG: 53 — Hardware and Abrasives
Primary part number: RB37403
Manufacturer: Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec

General Description

The Seat,helical Compression Spring, cataloged under National Stock Number 5340-01-333-5414, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active. Unit of issue: EA.

Catalog Facts

Item Name	Seat,helical Compression Spring
FSC / FSG	5340 — Hardware, Commercial (FSG 53)
Manufacturers	Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec (CAGE 51663)

Technical Specifications

Parameter	Value
NSN	5340-01-333-5414
Primary Part Number	RB37403
Item Name	Seat,helical Compression Spring
FSC / FSG	5340 / 53 — Hardware, Commercial
Manufacturer	Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	Possible hazard — SDS may be required (DLA HMIC P)
Unit of Issue	EA

Cross-Reference Index

Part Number	Manufacturer
RB37403 PRIMARY	Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec (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 5340-01-333-5414?

NSN 5340-01-333-5414 is a Seat,helical Compression Spring, manufactured by Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec, classified under FSC 5340, Hardware, Commercial. Status: active.

What part numbers are listed for NSN 5340-01-333-5414?

NSN 5340-01-333-5414 has 1 manufacturer part number on file: RB37403 (Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec).

Is NSN 5340-01-333-5414 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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