NSN 2540-01-693-1888 — this item is cataloged by the U.S. Government under National Stock Number 2540-01-693-1888. Manufacturer of record part number: RAM-B-231NHU.
Also searched as2540-01-693-1888 ·
2540016931888 ·
NIIN 016931888 ·
01-693-1888 ·
FSC 2540 Vehicular Furniture and Accessories · CAGE 4ZDB6 · RAM-B-231NHU
Nearby stock numbers← 2540-01-693-1856 Parts Kit, Installation and Equip
·
2540-01-693-2207 Support, Structural Component, Veh →
Features
Coupler,drawbar,ball Socket — FSC 2540
Vehicle Identification Designator: UPDATED RT240
Ball Diameter: 1.00 INCHES NOMINAL IN
Vehicle Design Control Activity: 1NWY2
Material: ALUMINUM ALLOY
1 manufacturer part number on file
Manufacturer of record: Ram Mounts National Products Inc
Identification
NSN: 2540-01-693-1888
NIIN: 016931888
FSC: 2540 — Vehicular Furniture and Accessories
FSG: 25 — Vehicular Equipment Components
Primary part number: RAM-B-231NHU
Manufacturer: Ram Mounts National Products Inc
General Description
The Coupler,drawbar,ball Socket, cataloged under National Stock Number 2540-01-693-1888, is classified within Federal Supply Class 2540 (Vehicular Furniture and Accessories) of the Vehicular Equipment Components group. The manufacturer of record is Ram Mounts National Products Inc. Government technical data includes 4 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. Unit of issue: EA.
Technical Specifications
Parameter
Value
NSN
2540-01-693-1888
Primary Part Number
RAM-B-231NHU
Item Name
Coupler,drawbar,ball Socket
FSC / FSG
2540 / 25 — Vehicular Furniture and Accessories
Manufacturer
Ram Mounts National Products Inc
Status
ACTIVE
Vehicle Identification Designator
UPDATED RT240
Ball Diameter
1.00 INCHES NOMINAL IN
Vehicle Design Control Activity
1NWY2
Material
ALUMINUM ALLOY
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
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 2540-01-693-1888?
NSN 2540-01-693-1888 is a Coupler,drawbar,ball Socket, manufactured by Ram Mounts National Products Inc, classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.
What part numbers are listed for NSN 2540-01-693-1888?
NSN 2540-01-693-1888 has 1 manufacturer part number on file: RAM-B-231NHU (Ram Mounts National Products Inc).
What are the specifications of RAM-B-231NHU?
Key specifications for RAM-B-231NHU: Vehicle Identification Designator: UPDATED RT240; Ball Diameter: 1.00 INCHES NOMINAL IN; Vehicle Design Control Activity: 1NWY2; Part Name Assigned by Controlling Agency: RAM HANDLEBAR RAIL BASE WITH NO HARDWARE. 4 specifications are documented in the U.S. Government catalog.
Is NSN 2540-01-693-1888 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.