PartsTable TECHNICAL DATA SHEET

NSN 2540-01-591-8261Government record, cited

Adapter, Weldment, Rear2540-01-591-8261

NSN 2540-01-591-8261 · NIIN 015918261 · Part number 3785662

Oshkosh Defense Llc · FSC 2540 — Vehicular Furniture and Accessories · FSG 25 — Vehicular Equipment Components · CAGE 75Q65

Government record, cited

NSN 2540-01-591-8261 — this item is cataloged by the U.S. Government under National Stock Number 2540-01-591-8261. Manufacturer of record part number: 3785662.

Also searched as 2540-01-591-8261 · 2540015918261 · NIIN 015918261 · 01-591-8261 · FSC 2540 Vehicular Furniture and Accessories · CAGE 75Q65 · 3785662

Nearby stock numbers ← 2540-01-591-8186 Arm, Rearview Mirror · 2540-01-591-8263 Armor, Supplemental, Small Arms-Fr →

Features

Adapter,weldment,rear — FSC 2540
1 manufacturer part number on file
Manufacturer of record: Oshkosh Defense Llc

Identification

NSN: 2540-01-591-8261
NIIN: 015918261
FSC: 2540 — Vehicular Furniture and Accessories
FSG: 25 — Vehicular Equipment Components
Primary part number: 3785662
Manufacturer: Oshkosh Defense Llc

General Description

The Adapter,weldment,rear, cataloged under National Stock Number 2540-01-591-8261, is classified within Federal Supply Class 2540 (Vehicular Furniture and Accessories) of the Vehicular Equipment Components group. The manufacturer of record is Oshkosh Defense Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications

Parameter	Value
NSN	2540-01-591-8261
Primary Part Number	3785662
Item Name	Adapter,weldment,rear
FSC / FSG	2540 / 25 — Vehicular Furniture and Accessories
Manufacturer	Oshkosh Defense Llc
Status	ACTIVE

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
3785662 PRIMARY	Oshkosh Defense Llc (USA)

Reference documents

Reference	Meaning
3785662	5/9 Secondary reference Oshkosh Corp

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.

2540-00-003-8351

BOW,VEHICULAR TOP

2540-00-211-6255

ADAPTER,FLANGE

2540-00-286-9674

MIRROR ASSEMBLY,REARVIEW

2540-00-383-5078

PINTLE ASSEMBLY,TOWING

2540-00-402-8320

PEDAL,CONTROL

2540-00-693-1039

LINK,REPAIR,TIRE CROSS CHAIN

2540-01-221-1441

VENTILATOR,AIR CIRCULATING

2540-01-568-0545

INSULATION,VEHICULAR

Frequently Asked Questions

What is NSN 2540-01-591-8261?

NSN 2540-01-591-8261 is a Adapter,weldment,rear, manufactured by Oshkosh Defense Llc, classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.

What part numbers are listed for NSN 2540-01-591-8261?

NSN 2540-01-591-8261 has 1 manufacturer part number on file: 3785662 (Oshkosh Defense Llc).

What are the specifications of 3785662?

Key specifications for 3785662: Overall Length: 9.880 INCHES NOMINAL IN; Overall Width: 3.250 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: ADAPTER, WELDMENT, REAR.. 0 specifications are documented in the U.S. Government catalog.

Is NSN 2540-01-591-8261 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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