Coupler, Drawbar, Ring2540-01-488-6221

NSN 2540-01-488-6221 · NIIN 014886221 · Part number DB-610-30

Saf-Holland, Inc. · FSC 2540 — Vehicular Furniture and Accessories · FSG 25 — Vehicular Equipment Components · CAGE 74410

Government record, cited

NSN 2540-01-488-6221 — this item is cataloged by the U.S. Government under National Stock Number 2540-01-488-6221. Manufacturer of record part number: DB-610-30.

Also searched as 2540-01-488-6221 · 2540014886221 · NIIN 014886221 · 01-488-6221 · FSC 2540 Vehicular Furniture and Accessories · CAGE 74410 · DB-610-30 · 12441152 · 12441152 · 12441152

Nearby stock numbers ← 2540-01-488-6108 Duct Assembly, Air Conditioning-H · 2540-01-488-6421 Seat, Vehicular →

Features

Coupler,drawbar,ring — FSC 2540
Ring Inside Diameter: 3.000 INCHES NOMINAL IN
Thread Direction: RIGHT-HAND
Thread Size: 2.0IN.-4.5 IN
Screw Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
Shank End Thread Provision: THREADED
Ring Outside Diameter: 6.250 INCHES NOMINAL IN
4 manufacturer part numbers on file

Identification

NSN: 2540-01-488-6221
NIIN: 014886221
FSC: 2540 — Vehicular Furniture and Accessories
FSG: 25 — Vehicular Equipment Components
Primary part number: DB-610-30
Manufacturer: Saf-Holland, Inc.

General Description

The Coupler,drawbar,ring, cataloged under National Stock Number 2540-01-488-6221, is classified within Federal Supply Class 2540 (Vehicular Furniture and Accessories) of the Vehicular Equipment Components group. The manufacturer of record is Saf-Holland, Inc.. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications

Parameter	Value
NSN	2540-01-488-6221
Primary Part Number	DB-610-30
Item Name	Coupler,drawbar,ring
FSC / FSG	2540 / 25 — Vehicular Furniture and Accessories
Manufacturer	Saf-Holland, Inc.
Status	ACTIVE
Ring Inside Diameter	3.000 INCHES NOMINAL IN
Thread Direction	RIGHT-HAND
Thread Size	2.0IN.-4.5 IN
Screw Thread Series Designator	UNIFIED NATIONAL COARSE (UNC)
Shank End Thread Provision	THREADED
Ring Outside Diameter	6.250 INCHES NOMINAL 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
Unit of Issue	EA

Cross-Reference Index

Part Number	Manufacturer
12441152	U S Army Tank Automotive Command Amsta-Im-Mm (USA)
12441152	Amz Alabama Inc. (USA)
12441152	Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc (USA)
DB-610-30 PRIMARY	Saf-Holland, Inc. (USA)

No interchangeability data on file.

Other items in FSC 2540 — Vehicular Furniture and Accessories

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

2540-00-001-2045

2540-00-001-2045 · Item name not on file

2540-00-001-3392

2540-00-001-3392 · Item name not on file

2540-00-001-3467

2540-00-001-3467 · Item name not on file

2540-00-001-3534

2540-00-001-3534 · Item name not on file

2540-00-001-3535

2540-00-001-3535 · Item name not on file

2540-00-001-3536

2540-00-001-3536 · Item name not on file

2540-00-001-3537

BRACKET,HEADLIGHT,MOUNTING

2540-00-001-3538

BRACKET,HEADLIGHT,MOUNTING

Frequently Asked Questions

What is NSN 2540-01-488-6221?

NSN 2540-01-488-6221 is a Coupler,drawbar,ring, manufactured by Saf-Holland, Inc., classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.

What part numbers are listed for NSN 2540-01-488-6221?

NSN 2540-01-488-6221 has 4 manufacturer part numbers on file: 12441152 (U S Army Tank Automotive Command Amsta-Im-Mm), 12441152 (Amz Alabama Inc.), 12441152 (Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc), DB-610-30 (Saf-Holland, Inc.).

What are the specifications of DB-610-30?

Key specifications for DB-610-30: Ring Inside Diameter: 3.000 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND; Thread Size: 2.0IN.-4.5 IN; Special Features: DWG TITLE BLOCK NAME IS "DRAWBAR ASSEMBLY"; NHA NSN 2330-01-449-1775 TRAILER, FLAT BED; OVERALL LENGTH IS 17.13 INCHES NOMINAL; MATERIAL IS 4130H ALLOY STEEL IAW MIL-S-6758 AND 1018 CARBON STEEL OR EQUIVALENT IN. 6 specifications are documented in the U.S. Government catalog.

Is NSN 2540-01-488-6221 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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