Hook, Hold-Down, Trailer Platform2590-01-658-9817

NSN 2590-01-658-9817 · NIIN 016589817 · Part number RG637-5

Lockheed Martin Corporation · FSC 2590 — Miscellaneous Vehicular Components · FSG 25 — Vehicular Equipment Components · CAGE 0L1E5

Government record, cited

NSN 2590-01-658-9817 — this item is cataloged by the U.S. Government under National Stock Number 2590-01-658-9817. Manufacturer of record part number: RG637-5.

Also searched as 2590-01-658-9817 · 2590016589817 · NIIN 016589817 · 01-658-9817 · FSC 2590 Miscellaneous Vehicular Components · CAGE 0L1E5 · RG637-5

Nearby stock numbers ← 2590-01-658-9749 Cover, Vehicular Components · 2590-01-658-9935 Bracket, Vehicular Components →

Features

Hook,hold-Down,trailer Platform — FSC 2590
1 manufacturer part number on file
Manufacturer of record: Lockheed Martin Corporation

Identification

NSN: 2590-01-658-9817
NIIN: 016589817
FSC: 2590 — Miscellaneous Vehicular Components
FSG: 25 — Vehicular Equipment Components
Primary part number: RG637-5
Manufacturer: Lockheed Martin Corporation

General Description

The Hook,hold-Down,trailer Platform, cataloged under National Stock Number 2590-01-658-9817, is classified within Federal Supply Class 2590 (Miscellaneous Vehicular Components) of the Vehicular Equipment Components group. The manufacturer of record is Lockheed Martin Corporation. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts

Item Name	Hook,hold-Down,trailer Platform
FSC / FSG	2590 — Miscellaneous Vehicular Components (FSG 25)
Manufacturers	Lockheed Martin Corporation (CAGE 0L1E5)

Technical Specifications

Parameter	Value
NSN	2590-01-658-9817
Primary Part Number	RG637-5
Item Name	Hook,hold-Down,trailer Platform
FSC / FSG	2590 / 25 — Miscellaneous Vehicular Components
Manufacturer	Lockheed Martin Corporation
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	Hazardous per DLA record (HMIC Y)

Cross-Reference Index

Part Number	Manufacturer
RG637-5 PRIMARY	Lockheed Martin Corporation (USA)

No interchangeability data on file.

Other items in FSC 2590 — Miscellaneous Vehicular Components

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

2590-00-001-1252

2590-00-001-1252 · Item name not on file

2590-00-001-1253

2590-00-001-1253 · Item name not on file

2590-00-001-1254

BRACKET,HORN MOUNTING

2590-00-001-3423

2590-00-001-3423 · Item name not on file

2590-00-001-3438

2590-00-001-3438 · Item name not on file

2590-00-001-3439

2590-00-001-3439 · Item name not on file

2590-00-001-3461

2590-00-001-3461 · Item name not on file

2590-00-001-3463

2590-00-001-3463 · Item name not on file

Frequently Asked Questions

What is NSN 2590-01-658-9817?

NSN 2590-01-658-9817 is a Hook,hold-Down,trailer Platform, manufactured by Lockheed Martin Corporation, classified under FSC 2590, Miscellaneous Vehicular Components. Status: active.

What part numbers are listed for NSN 2590-01-658-9817?

NSN 2590-01-658-9817 has 1 manufacturer part number on file: RG637-5 (Lockheed Martin Corporation).

Is NSN 2590-01-658-9817 hazardous material?

Hazardous per DLA record (HMIC Y). 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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